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It returns for the first time in 70 years. It will brighten up to 4.5 mag in spring. Now it is 6.0 mag (Mar. 9, Osamu Miyazaki). It will turn to fade out rapidly after brightening. In the Northern Hemisphere, it will be unobservable in April. In the Southern Hemisphere, it is not observable now, but it will appear in April.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 0 19.22 33 35.3 1.654 1.111 40 6.1 19:52 (114,-26)
Mar. 16 0 54.40 31 3.6 1.632 1.028 36 5.8 19:41 (114,-21)
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Now it is 9.8 mag (Feb. 28, Ken-ichi Kadota). Fading gradually. In the Northern Hemisphere, it stays observable in good condition. In the Southern Hemisphere, it will be getting lower gradually after this, and it will be unobservable in May.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 18 32.61 1 25.4 1.303 1.365 71 9.1 4:28 (238, 35)
Mar. 16 18 50.84 7 45.0 1.298 1.395 73 9.1 4:35 (230, 33)
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It brightened up to 7.4 mag from December to January (Dec. 24, Osamu Miyazaki). Now it is 11.1 mag (Mar. 9, Osamu Miyazaki). Fading rapidly. It will be fainter than 18 mag in June. It stays observable in good condition.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 12 30.26 10 23.3 0.567 1.540 161 10.4 1:24 (180, 45)
Mar. 16 12 24.03 10 22.7 0.600 1.585 166 10.9 0:50 (180, 45)
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Now it is 10.0 mag (Mar. 7, Chris Wyatt). It will fade out rapidly after this. It will be fainter than 18 mag in July. It stays observable in good condition.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 5 58.83 17 36.6 0.929 1.484 101 10.5 19:52 (162, 35)
Mar. 16 6 20.60 17 36.7 0.990 1.513 99 10.8 19:41 (163, 36)
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It will approach to Sun down to 0.4 a.u. in late September, and it is expected to brighten up to 0 mag. Now it is 11.8 mag (Mar. 9, Osamu Miyazaki). It will brighten rapidly after this. It stays observable in good condition. At the high light, in the Northern Hemisphere, it will be observable in good condition after the perihelion passage. In the Southern Hemisphere, it will be observable in the low sky before and after the perihelion passage.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 15 0.68 -6 56.3 2.803 3.449 123 12.1 3:54 (180, 62)
Mar. 16 14 54.37 -6 28.4 2.617 3.362 131 11.9 3:20 (180, 62)
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Now it is 12.6 mag (Mar. 9, Osamu Miyazaki). It stays 13 mag for a while. It will be unobservable in May in the Southern Hemisphere, or in June in the Northern Hemisphere.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 7 21.94 27 20.4 3.453 4.035 119 12.5 20:12 (180, 28)
Mar. 16 7 13.72 28 18.0 3.551 4.010 110 12.5 19:41 (179, 27)
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It returned for the first time in 68 years. It will brighten up to 7.5 mag in summer. Now it is 11.3 mag (Mar. 7, Chris Wyatt). It will brighten rapidly after this. It locates somewhat low in the Northern Hemisphere. In the Southern Hemisphere, it will be unobservable in May. At the high light, it locates low in the Northern Hemisphere, or it is not observable in the Southern Hemisphere.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 3 12.14 7 0.8 2.314 2.003 59 13.0 19:52 (116, 22)
Mar. 16 3 19.66 9 32.7 2.320 1.929 54 12.6 19:41 (117, 18)
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First return of a new periodic comet which brightened up to 10 mag in 2001. Now it is 12.8 mag (Mar. 1, Alan Hale). It will fade out rapidly after this. It will be fainter than 18 mag in June. It locates somewhat low in the Northern Hemisphere. In the Southern Hemisphere, it will never be observable after this.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 0 39.02 35 57.0 1.936 1.414 44 12.7 19:52 (119,-24)
Mar. 16 0 54.47 40 4.9 1.948 1.427 44 12.9 19:41 (123,-26)
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Now it is 14.0 mag (Feb. 24, Ken-ichi Kadota). It will fade out rapidly after this. It will be fainter than 18 mag in May. It stays observable in good condition. Vladimir Bezugly reported it was visible at around 12 mag in the SWAN images in late January.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 6 49.37 -10 12.3 0.224 1.095 111 13.1 19:52 (176, 65)
Mar. 16 7 59.18 -5 36.9 0.249 1.151 123 13.6 20:26 (180, 60)
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It was observed at 9-10 mag for a long time in 2023. Now it is 13.1 mag (Mar. 5, Chris Wyatt). It stays 14 mag for a while. In the Northern Hemisphere, it will never be observable after this. In the Southern Hemisphere, it will be getting higher gradually.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 23 50.23 -39 31.0 4.740 3.977 35 13.4 19:52 ( 48, 10)
Mar. 16 23 55.01 -39 41.4 4.770 4.033 38 13.4 19:41 ( 47, 8)
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Now it is 13.9 mag (Feb. 28, Ken-ichi Kadota). Fading slowly. In the Northern Hemisphere, it will be unobservable in June. In the Southern Hemisphere, it stays observable in good condition.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 14 26.01 -34 49.6 2.045 2.693 120 13.7 3:20 (180, 90)
Mar. 16 14 2.43 -36 40.4 1.945 2.693 129 13.6 2:29 ( 0, 88)
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Now it is 13.2 mag (Mar. 3, Osamu Miyazaki). In the Northern Hemisphere, it will be getting lower gradually after this, and it will be unobservable in July. In the Southern Hemisphere, it stays observable in good condition.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 8 6.02 21 28.7 5.493 6.184 130 13.6 20:56 (180, 34)
Mar. 16 8 4.75 21 26.4 5.585 6.186 123 13.7 20:27 (180, 34)
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Now it is 13.7 mag (Mar. 7, Chris Wyatt). It stays 14 mag for a while. It locates somewhat low in the Northern Hemisphere. But it will become high in winter. In the Southern Hemisphere, it stays observable in good condition.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 12 8.17 -38 4.3 4.421 5.180 135 13.9 1:02 ( 0, 87)
Mar. 16 12 5.66 -37 31.1 4.360 5.165 140 13.8 0:32 ( 0, 87)
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It brightened up to 8 mag from 2022 summer to 2023 spring. Now it is 13.1 mag (Mar. 5, Chris Wyatt). Fading slowly. It will be getting lower gradually after this, and it will be unobservable in May.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 5 6.30 6 51.8 5.153 5.208 87 13.8 19:52 (141, 40)
Mar. 16 5 7.12 7 42.6 5.328 5.268 81 13.9 19:41 (138, 37)
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Now it is 13.8 mag (Feb. 13, Chris Wyatt). It stays 15 mag for a while. In the Northern Hemisphere, it will be getting lower gradually. It stays extremely low in the Southern Hemisphere. But it will become high in winter.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 3 58.81 26 28.3 2.090 2.060 74 14.0 19:52 (139, 15)
Mar. 16 4 12.96 27 16.6 2.148 2.050 70 14.0 19:41 (139, 14)
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Now it is 14.3 mag (Mar. 7, Chris Wyatt). Fading slowly. In the Northern Hemisphere, it will be unobservable in May. In the Southern Hemisphere, it stays observable in good condition.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 7 57.41 -43 13.4 4.235 4.731 114 14.1 20:46 ( 0, 82)
Mar. 16 7 48.21 -42 9.5 4.318 4.769 111 14.2 20:10 ( 0, 83)
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The condition is bad in this apparition. It brightens up to 10 mag in early summer, however, it is not observable at all. Brightening rapidly. It will never be observable after this.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 0 16.30 -5 29.0 2.342 1.403 14 14.6 19:52 ( 79, -6)
Mar. 16 0 36.11 -2 58.2 2.298 1.349 13 14.1 19:41 ( 82, -7)
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It brightened up to 7.8 mag in late July (July 20, Thomas Lehmann). Now it is 16.2 mag (Mar. 2, Toshihiko Ikemura, Hirohisa Sato). Fading gradually. It stays observable in good condition.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 14 12.68 11 18.2 2.408 3.200 136 14.5 3:06 (180, 44)
Mar. 16 13 58.06 13 34.7 2.407 3.270 144 14.6 2:24 (180, 42)
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It is expected to brighten up to 12 mag in early summer. Now it is 14.3 mag (Feb. 28, Ken-ichi Kadota). Brightening gradually. It stays extremely low in the Northern Hemisphere. But it will become high in summer. In the Southern Hemisphere, it will be unobservable in April. At the high light, it is not observable in the Southern Hemisphere, or it locates low in the Northern Hemisphere.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 2 21.14 -1 3.7 2.238 1.703 45 14.8 19:52 (101, 17)
Mar. 16 2 27.84 2 46.0 2.237 1.627 41 14.5 19:41 (103, 12)
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First return of a new periodic comet which was discovered in 2011, half a year after the perihelion passage. Now it is 15.0 mag (Mar. 5, Chris Wyatt). It stays 15 mag for a while. It stays observable in good condition.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 7 42.15 0 35.8 0.636 1.460 125 14.7 20:32 (180, 55)
Mar. 16 7 40.79 -1 22.4 0.631 1.415 119 14.5 20:03 (180, 57)
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It brightened up to 8.3 mag in 2021-2022 winter (Jan. 6, 2022, Toshiyuki Takahashi). Now it is 14.0 mag (Feb. 16, G. Duszanowicz). It stays 15 mag for a while. In the Northern Hemisphere, it will be unobservable in May. In the Southern Hemisphere, it stays observable in good condition.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 10 59.55 -54 7.1 6.905 7.469 121 14.5 23:49 ( 0, 71)
Mar. 16 10 55.13 -54 0.4 6.921 7.514 123 14.6 23:17 ( 0, 71)
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Now it is 14.6 mag (Mar. 2, Thomas Lehmann). It will fade out rapidly after this. It will be fainter than 18 mag in June. In the Northern Hemisphere, it stays observable in good condition. It locates somewhat low in the Southern Hemisphere. But it will become high in spring.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 7 45.65 35 10.7 0.859 1.624 122 14.9 20:37 (180, 20)
Mar. 16 7 56.00 33 49.0 0.900 1.625 118 14.9 20:20 (180, 21)
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It is expected to brighten up to 12.5 mag in summer. Now it is 16.0 mag (Feb. 28, ATLAS Chile). Brightening slowly. In the Northern Hemisphere, it is not observable now. In the Southern Hemisphere, it stays observable in good condition. Around the high light, it is observable in good condition in the Southern Hemisphere, but it locates very low in the Northern Hemisphere.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 16 17.92 -70 52.4 3.444 3.594 90 15.2 4:28 (354, 54)
Mar. 16 16 29.04 -71 57.9 3.330 3.542 93 15.1 4:35 (357, 53)
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It approached to Earth down to 0.38 a.u., and brightened up to 8.0 mag in autumn (Sept. 29, Virgilio Gonano). Now it is 15.7 mag (Mar. 3, Ken-ichi Kadota). Fading rapidly. It will be fainter than 18 mag in May. It stays observable in good condition.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 8 1.57 -1 26.6 1.315 2.101 130 15.2 20:52 (180, 56)
Mar. 16 8 4.61 -0 11.3 1.430 2.162 125 15.5 20:27 (180, 55)
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Now it is 15.7 mag (Feb. 16, Taras Prystavski). It will fade out rapidly after this. It will be fainter than 18 mag in June. In the Northern Hemisphere, it will be getting higher gradually. In the Southern Hemisphere, it stays observable in good condition.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 17 6.43 -35 4.5 1.224 1.573 89 15.4 4:28 (277, 71)
Mar. 16 17 4.37 -29 40.2 1.139 1.609 97 15.3 4:35 (250, 77)
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It brightened up to 12.1 mag in 2023 spring (May 20, Jose Guilherme de S. Aguiar). Now it is 15.0 mag (Mar. 7, Chris Wyatt). Fading slowly. In the Northern Hemisphere, it is not observable now. In the Southern Hemisphere, it stays observable in good condition.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 4 15.50 -59 41.3 4.313 4.224 78 15.4 19:52 ( 35, 54)
Mar. 16 4 22.60 -57 20.9 4.367 4.267 77 15.4 19:41 ( 39, 53)
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Brightening rapidly. Now it is not observable. It will appear in April in the Southern Hemisphere, or in May in the Northern Hemisphere. It brightens up to 11.5 mag in early summer. But it locates very low around the high light.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 22 48.90 -9 11.9 2.860 1.884 8 16.0 4:28 (288, -9)
Mar. 16 23 4.68 -6 53.2 2.810 1.844 10 15.5 4:35 (284, -7)
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It brightened up to 11.1 mag in early 2022 (Mar. 31, 2022, F. Kugel, J.-G. Bosch, J. Nicolas). Now it is 15.3 mag (Mar. 2, Toshihiko Ikemura, Hirohisa Sato). It stays 16 mag for a while. In the Northern Hemisphere, it stays observable in good condition. It locates somewhat low in the Southern Hemisphere.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 17 42.71 23 31.4 6.607 6.615 86 15.6 4:28 (212, 24)
Mar. 16 17 44.79 24 26.4 6.571 6.654 90 15.6 4:35 (204, 26)
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It must have brightened up to 11 mag in winter. However, it was too low to observe at the high light. Now it is 17.1 mag (Mar. 3, Alan Hale). Fading rapidly. It will be fainter than 18 mag in April. In the Northern Hemisphere, it will be getting higher gradually. In the Southern Hemisphere, it stays observable in good condition.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 19 19.00 -27 50.4 1.320 1.211 61 15.6 4:28 (278, 42)
Mar. 16 19 0.81 -25 27.9 1.199 1.298 71 16.3 4:35 (268, 52)
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Now it is 16.9 mag (Feb. 29, ATLAS South Africa). Fading gradually. It locates somewhat low in the Northern Hemisphere. But it will become high in spring. In the Southern Hemisphere, it stays observable in good condition.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 18 38.28 -13 21.5 1.560 1.527 69 15.8 4:28 (254, 44)
Mar. 16 18 58.80 -12 41.2 1.523 1.529 71 15.6 4:35 (250, 46)
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Now it is 16.8 mag (Mar. 3, Toshihiko Ikemura, Hirohisa Sato). It stays 16 mag for a while. It stays observable in good condition.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 13 13.29 2 54.9 2.712 3.614 151 15.7 2:07 (180, 52)
Mar. 16 13 9.73 3 19.7 2.654 3.598 158 15.7 1:36 (180, 52)
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Now it is 15.8 mag (Feb. 28, Ken-ichi Kadota). It stays 16 mag for a while. It will be getting lower gradually after this, and it will be unobservable in May in the Northern Hemisphere, or in June in the Southern Hemisphere. But it will be observable again in June in the Southern Hemisphere.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 4 33.21 -5 31.1 6.897 6.768 78 15.8 19:52 (122, 45)
Mar. 16 4 35.51 -4 48.1 6.965 6.740 72 15.8 19:41 (119, 42)
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Very large comet. It is expected to brighten up to 13 mag in 2031. Now it is 15.8 mag (Feb. 8, Thomas Lehmann). It stays 16 mag for a while. In the Northern Hemisphere, it is not observable now. In the Southern Hemisphere, it stays observable in good condition. In the Northern Hemisphere, it is not observable until 2030.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 2 59.13 -62 36.0 16.914 16.611 70 15.8 19:52 ( 34, 44)
Mar. 16 3 1.60 -62 20.4 16.887 16.587 70 15.8 19:41 ( 35, 42)
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Now it is 16.1 mag (Feb. 22, ATLAS Chile). It stays 15 mag for a while. In the Northern Hemisphere, it is not observable now. It locates somewhat low in the Southern Hemisphere. But it will become high in summer. The brightness evolution is slower than originally expected.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 1 58.88 -30 54.2 3.678 3.074 46 16.0 19:52 ( 70, 28)
Mar. 16 2 4.63 -31 4.1 3.675 3.044 44 15.9 19:41 ( 69, 26)
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It approached to Sun down to 0.23 a.u. and brightened up to 2.5 mag in mid September (Sept. 18, Juan Jose Gonzalez). Now it is 17.0 mag (Feb. 21, ATLAS South Africa). Fading gradually. It will be fainter than 18 mag in May. It stays extremely low in the Northern Hemisphere. In the Southern Hemisphere, it stays observable in good condition. Thomas Lehmann reported it was bright as 14.1 mag on Feb. 4.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 8 37.03 -48 54.5 2.625 3.190 116 16.1 21:26 ( 0, 76)
Mar. 16 8 26.46 -46 23.7 2.729 3.280 115 16.3 20:48 ( 0, 79)
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It approached to Earth down to 0.2 a.u. in early November, and brightened up to 6.2 mag (Nov. 11, Marco Goiato). Fading gradually. It will be fainter than 18 mag in May. In the Northern Hemisphere, it will never be observable after this. It locates somewhat low in the Southern Hemisphere.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 0 37.37 -44 44.1 2.893 2.283 43 16.2 19:52 ( 49, 20)
Mar. 16 0 47.35 -45 13.8 2.956 2.370 45 16.4 19:41 ( 48, 19)
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Now it is 17.0 mag (Mar. 3, Toshihiko Ikemura, Hirohisa Sato). It stays 16 mag for a while. It locates somewhat low in the Northern Hemisphere. But it will become high in summer. In the Southern Hemisphere, it stays observable in good condition.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 14 14.85 -28 43.9 2.771 3.450 126 16.3 3:08 (180, 84)
Mar. 16 14 15.63 -28 30.4 2.702 3.454 132 16.2 2:41 (180, 84)
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It brightened up to 13 mag in early 2023. It stays 17 mag for a while. It stays extremely low in the Northern Hemisphere. In the Southern Hemisphere, it stays observable in good condition.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 16 36.30 -47 37.9 3.843 4.029 93 16.4 4:28 (322, 73)
Mar. 16 16 34.58 -47 27.1 3.793 4.089 100 16.5 4:35 (341, 77)
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It will brighten up to 15 mag from summer to autumn. Brightening slowly. In the Northern Hemisphere, it is not observable now, but it will appear in April. It locates somewhat low in the Southern Hemisphere. But it will become high in spring.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 21 16.06 -19 15.3 2.600 1.850 33 16.7 4:28 (283, 15)
Mar. 16 21 34.64 -18 1.4 2.557 1.841 35 16.6 4:35 (280, 17)
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Now it is 15.4 mag (Feb. 29, Jean-Claude Merlin). Fading gradually. It will be fainter than 18 mag in May. It stays observable in good condition.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 8 37.28 -16 40.3 0.897 1.746 134 16.6 21:27 (180, 72)
Mar. 16 8 38.39 -16 37.3 0.926 1.746 130 16.7 21:01 (180, 72)
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Now it is 16.9 mag (Feb. 26, Jean-Claude Merlin). Fading slowly. It will be fainter than 18 mag in July. In the Northern Hemisphere, it is not observable now, but it will be observable soon. In the Southern Hemisphere, it will be getting lower gradually after this, and it will be unobservable in June.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 5 51.06 -67 11.2 1.730 1.980 89 16.7 19:52 ( 13, 57)
Mar. 16 5 38.70 -59 22.9 1.721 1.956 87 16.6 19:41 ( 27, 61)
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Now it is 16.5 mag (Mar. 8, Toshihiko Ikemura, Hirohisa Sato). It will fade out rapidly after this. It will be fainter than 18 mag in April. It locates somewhat low in the Northern Hemisphere. In the Southern Hemisphere, it will never be observable after this.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 2 22.25 24 14.4 2.318 1.898 53 16.7 19:52 (122, 1)
Mar. 16 2 35.22 26 46.4 2.400 1.922 50 16.9 19:41 (123, -1)
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Now it is 17.4 mag (Feb. 20, ATLAS Chile). It stays 17 mag for a while. It stays extremely low in the Northern Hemisphere. In the Southern Hemisphere, it stays observable in good condition.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 16 47.20 -48 12.1 5.636 5.753 91 16.9 4:28 (320, 71)
Mar. 16 16 42.43 -48 58.5 5.496 5.731 98 16.8 4:35 (339, 75)
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Very far object. Now it is 17.1 mag (Feb. 28, ATLAS Chile). It stays 17 mag for a while. In the Northern Hemisphere, it is not observable now.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 2 15.41 -67 0.6 10.638 10.331 69 16.8 19:52 ( 29, 39)
Mar. 16 2 17.61 -66 20.7 10.632 10.334 69 16.8 19:41 ( 29, 37)
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Now it is 16.7 mag (Mar. 2, Toshihiko Ikemura, Hirohisa Sato). Brightening slowly. It will be unobservable in May.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 2 35.81 9 19.0 2.785 2.297 51 16.9 19:52 (112, 13)
Mar. 16 2 47.28 10 30.9 2.816 2.262 47 16.9 19:41 (112, 12)
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Now it is 17.2 mag (Mar. 2, Toshihiko Ikemura, Hirohisa Sato). It stays 17 mag for a while. It will be unobservable in May.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 4 45.81 27 28.7 4.938 4.952 84 16.9 19:52 (148, 20)
Mar. 16 4 50.01 27 0.5 5.034 4.940 78 16.9 19:41 (146, 19)
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Now it is 17.3 mag (Feb. 28, Ken-ichi Kadota). It will brighten rapidly after this. It will be unobservable in April in the Northern Hemisphere, or in May in the Southern Hemisphere.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 2 41.20 -4 18.8 3.099 2.586 50 17.1 19:52 (101, 23)
Mar. 16 2 49.04 -3 30.5 3.082 2.500 46 16.9 19:41 (101, 21)
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Now it is 16.9 mag (Feb. 25, ATLAS Chile). It stays 17 mag for a while. In the Northern Hemisphere, it will be unobservable in April. In the Southern Hemisphere, it stays observable in good condition.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 4 50.67 -33 8.5 7.546 7.470 81 17.0 19:52 ( 85, 63)
Mar. 16 4 53.10 -32 16.2 7.584 7.448 78 17.0 19:41 ( 85, 60)
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Now it is 18.0 mag (Feb. 29, ATLAS Chile). It stays 17 mag for a while. It locates somewhat low in the Northern Hemisphere. In the Southern Hemisphere, it stays observable in good condition.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 15 56.56 -29 20.4 2.758 3.168 105 17.2 4:28 (221, 83)
Mar. 16 15 59.89 -29 35.3 2.663 3.165 111 17.1 4:25 (180, 85)
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Now it is 17.2 mag (Mar. 2, Thomas Lehmann). It stays 17 mag for a while. It will be unobservable in April in the Southern Hemisphere, or in June in the Northern Hemisphere.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 4 41.30 39 28.1 6.702 6.703 85 17.2 19:52 (154, 9)
Mar. 16 4 44.88 39 19.4 6.810 6.706 79 17.2 19:41 (151, 8)
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Now it is 16.8 mag (Mar. 2, Jean-Claude Merlin). It stays 17 mag for a while. In the Northern Hemisphere, it will be getting lower gradually after this, and it will be unobservable in June. In the Southern Hemisphere, it stays observable in good condition.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 7 43.18 -8 23.9 3.920 4.561 124 17.3 20:33 (180, 63)
Mar. 16 7 42.60 -8 1.2 3.956 4.524 119 17.2 20:05 (180, 63)
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Now it is 16.9 mag (Mar. 2, Toshihiko Ikemura, Hirohisa Sato). It stays 17 mag for a while. It stays observable in good condition.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 10 36.68 8 12.9 4.803 5.781 169 17.3 23:26 (180, 47)
Mar. 16 10 32.05 9 27.1 4.797 5.745 160 17.3 22:54 (180, 46)
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It brightened very rapidly up to 14.9 mag in early summer (July 13, Taras Prystavski). Now it is 18.8 mag (Feb. 7, Toshihiko Ikemura, Hirohisa Sato). Fading gradually. It will be fainter than 18 mag in April. In the Northern Hemisphere, it stays observable in good condition. It locates somewhat low in the Southern Hemisphere.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 14 11.34 29 12.2 2.184 2.944 132 17.3 3:05 (180, 26)
Mar. 16 13 55.15 32 59.2 2.201 2.999 136 17.4 2:21 (180, 22)
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Now it is 18.0 mag (Feb. 7, Toshihiko Ikemura, Hirohisa Sato). Fading slowly. It will be fainter than 18 mag in May. In the Northern Hemisphere, it stays observable in good condition. It locates somewhat low in the Southern Hemisphere.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 6 51.15 21 57.8 1.849 2.419 113 17.4 19:52 (177, 33)
Mar. 16 6 55.90 22 28.7 1.922 2.413 107 17.5 19:41 (174, 32)
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Now it is 16.0 mag (Feb. 26, Jean-Claude Merlin). It stays 17 mag for a while. In the Northern Hemisphere, it will be unobservable in April. In the Southern Hemisphere, it stays observable in good condition. It stays 15 mag for a long time from late 2024 to early 2026.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 6 2.02 -53 46.2 5.357 5.496 92 17.5 19:52 ( 25, 69)
Mar. 16 6 1.58 -51 55.2 5.341 5.456 91 17.5 19:41 ( 34, 68)
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Now it is 16.2 mag (Feb. 28, ATLAS Chile). It stays 18 mag for a while. In the Northern Hemisphere, it will never be observable after this. In the Southern Hemisphere, it stays observable in good condition.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 4 28.54 -66 17.1 4.007 3.973 80 17.6 19:52 ( 24, 52)
Mar. 16 4 22.28 -64 53.6 4.048 3.995 79 17.6 19:41 ( 28, 50)
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Now it is 18.1 mag (Mar. 3, Toshihiko Ikemura, Hirohisa Sato). It stays 18 mag for a while. It stays observable in good condition.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 12 0.99 19 31.1 8.530 9.478 161 17.6 0:55 (180, 36)
Mar. 16 11 56.50 20 1.5 8.544 9.492 161 17.6 0:23 (180, 35)
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It stays 17 mag for a while. It stays observable in good condition.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 15 30.38 -11 10.5 2.388 2.952 115 17.8 4:23 (180, 66)
Mar. 16 15 32.95 -10 32.8 2.297 2.944 121 17.7 3:58 (180, 66)
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It will brighten up to 16 mag in summer. Brightening slowly. It stays extremely low in the Northern Hemisphere. But it will become high in summer. In the Southern Hemisphere, it stays observable in good condition.
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h)
Mar. 9 20 33.20 -27 39.3 2.806 2.225 45 18.0 4:28 (286, 27)
Mar. 16 20 49.40 -27 2.5 2.749 2.223 48 17.9 4:35 (283, 31)
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