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It bursted out and reached to 4.5-5.0 mag on July 12, then it faded to 7.5-8.0 mag now. It will fade out rapidly after this.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 4 20 41.18 21 23.9 0.573 1.504 141 8.1 39.6 271.5 23:46 (180, 34)
Aug. 11 20 24.69 21 11.0 0.681 1.600 140 8.7 27.2 261.4 23:03 (180, 34)
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It reaches to 8 mag in autumn. But it is 1.5 mag fainter than this ephemeris recently.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 4 5 12.42 7 59.3 1.753 1.441 55 9.7 48.0 69.4 5:25 (233, 30)
Aug. 11 5 33.82 9 56.2 1.705 1.417 56 9.4 48.6 70.0 5:19 (231, 29)
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It locates high in the Southern Hemisphere. But it will not be observable soon in the Northern Hemisphere.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 4 0 37.71 -31 50.1 2.626 3.350 128 12.3 34.9 208.4 3:48 (180, 87)
Aug. 11 0 27.46 -35 26.2 2.590 3.376 134 12.3 36.7 212.6 3:10 ( 0, 90)
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Mitsunori Tsumura reported it is in outburst at 14.0 mag on July 14.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 4 18 44.33 -28 14.1 5.035 5.918 147 13.3 5.2 279.2 21:51 (180, 83)
Aug. 11 18 41.87 -28 7.8 5.097 5.915 140 13.3 4.3 283.2 21:21 (180, 83)
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Not observable until December when it becomes fainter than 17.5 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 4 8 45.84 15 44.5 2.505 1.492 2 13.3 47.3 106.3 5:25 (261,-15)
Aug. 11 9 7.46 14 7.7 2.526 1.516 4 13.5 46.4 107.8 5:19 (262,-14)
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It is not observable in the Northern Hemisphere until when it locates low in the evening sky at 15 mag in December.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 4 0 32.73 -74 8.0 2.608 3.186 116 13.6 7.8 257.3 3:43 ( 0, 51)
Aug. 11 0 17.98 -74 13.5 2.615 3.196 116 13.6 9.5 270.9 3:01 ( 0, 51)
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It will be observable brighter than 15 mag until the end of 2002. It is brighter than 14.0 mag visually.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 4 2 18.39 41 35.4 4.254 4.295 85 14.5 14.9 359.6 5:25 (181, 13)
Aug. 11 2 17.82 43 21.0 4.122 4.261 90 14.4 15.4 353.6 5:00 (180, 12)
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The brightening is slower than expected. It reaches to 6.5 mag in winter.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 4 4 0.52 48 45.0 3.195 2.944 66 14.6 13.3 76.6 5:25 (197, 3)
Aug. 11 4 9.56 49 6.3 3.019 2.854 70 14.4 12.9 76.4 5:19 (195, 3)
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KenIchi Kadota, Ageo, Japan, observed it at 15.1 mag on July 1.It will fade gradually after this.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 4 4 9.89 12 34.8 1.750 1.680 69 15.0 33.8 83.0 5:25 (215, 35)
Aug. 11 4 25.51 12 59.8 1.724 1.706 71 15.1 31.9 84.5 5:19 (213, 36)
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It reaches to 13.7 mag in November. It locates in the evening sky until 2002 April.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 4 18 26.95 -16 31.2 0.966 1.885 144 15.2 18.1 227.3 21:33 (180, 72)
Aug. 11 18 21.25 -17 59.3 0.956 1.829 136 15.0 16.2 217.6 21:00 (180, 73)
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It was 15 mag in July, 1.5 mag brighter than expected.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 4 21 24.31 -2 6.7 5.348 6.327 163 15.1 10.5 277.7 0:35 (180, 57)
Aug. 11 21 19.45 -1 58.0 5.382 6.373 166 15.1 10.4 276.0 0:03 (180, 57)
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It will set in the evening sky soon, then appear in the morning sky at 16 mag in November.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 4 12 58.06 11 25.9 4.325 3.894 58 15.1 12.6 176.2 18:47 (133, 30)
Aug. 11 12 58.74 9 59.8 4.465 3.934 52 15.2 12.2 170.6 18:51 (125, 26)
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Getting higher in the morning sky. It is observable until 2002 autumn at 15 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 4 6 47.82 63 32.1 5.532 4.960 51 15.2 16.2 73.4 5:25 (207,-22)
Aug. 11 7 4.28 64 3.5 5.477 4.953 54 15.1 16.1 74.0 5:19 (206,-22)
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Only southern people can observe it. Northern people can never see it again.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 4 6 13.01 -74 49.0 13.846 13.982 95 15.2 4.4 135.0 5:25 (342, 42)
Aug. 11 6 18.40 -75 11.8 13.902 14.025 94 15.2 4.4 140.0 5:19 (343, 42)
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In the Northern Hemisphere, it is not observable, will appear at dawn in November at 16.5 mag and fade.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 4 12 14.76 -28 7.2 2.378 2.173 66 15.3 14.9 340.8 18:47 ( 84, 46)
Aug. 11 12 12.81 -26 39.2 2.519 2.174 58 15.4 11.5 346.7 18:51 ( 82, 39)
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Yusuke Ezaki observed it at 16.8 mag on July 14. It will keep the current brightness until October. Not yet observed in this return. It appears at dawn.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 4 3 32.14 16 34.5 1.781 1.840 76 15.4 31.8 82.0 5:25 (203, 35)
Aug. 11 3 47.21 17 1.1 1.728 1.845 80 15.3 30.5 83.8 5:19 (201, 35)
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Appearing at dawn. No observations reported since 2001 Feb. 3.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 4 4 36.87 30 42.1 3.076 2.716 60 15.7 20.5 71.4 5:25 (211, 16)
Aug. 11 4 47.20 31 26.7 3.021 2.739 64 15.8 19.4 71.2 5:19 (209, 17)
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It is observable as 15.5 mag until autumn.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 4 14 57.39 3 21.3 7.707 7.759 89 15.8 6.3 190.8 18:47 (164, 50)
Aug. 11 14 57.04 2 38.1 7.835 7.777 82 15.9 6.2 182.8 18:51 (151, 49)
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It is observable at 16 mag in good condition until late August.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 4 20 7.44 13 4.9 2.321 3.222 147 15.9 17.5 302.2 23:14 (180, 42)
Aug. 11 20 0.62 14 3.5 2.367 3.244 144 16.0 15.5 299.0 22:39 (180, 41)
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Fading out gradually. It locates in the northern sky and the northern people can observe it until it disappears. It keeps still 14.0 mag visually.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 4 16 28.36 68 0.7 3.370 3.384 82 15.9 13.9 170.4 19:36 (180,-13)
Aug. 11 16 32.01 66 23.7 3.439 3.459 82 16.1 14.5 164.9 19:12 (180,-11)
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It reaches to 15 mag in 2002 summer, and keeps observable for a long while.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 4 15 5.07 -16 3.6 5.904 6.106 96 16.2 4.8 17.2 18:47 (156, 70)
Aug. 11 15 6.02 -15 32.9 5.993 6.079 90 16.2 4.8 30.7 18:51 (139, 66)
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Appearing at dawn. No observations reported since 200 Sept. 20.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 4 4 46.66 17 33.0 2.762 2.408 59 16.2 24.8 86.9 5:25 (221, 26)
Aug. 11 4 58.59 17 39.9 2.703 2.421 63 16.3 23.9 88.4 5:19 (218, 28)
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Appearing at dawn. No observations reported since 2001 Jan. 4.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 4 3 32.13 11 20.8 2.418 2.425 78 16.3 11.3 79.3 5:25 (205, 40)
Aug. 11 3 36.91 11 33.2 2.379 2.482 83 16.5 9.0 80.9 5:19 (200, 41)
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Appearing at dawn. No observations reported since Aug. 23, 2000.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 4 4 31.90 27 41.0 2.630 2.321 61 16.6 23.2 79.5 5:25 (212, 20)
Aug. 11 4 43.59 28 8.2 2.586 2.352 65 16.6 21.8 80.4 5:19 (210, 20)
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No observations reported since 2001 Jan. 15. It will fade out gradually then it will be fainter than 18 mag in November.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 4 2 6.51 11 1.6 3.659 3.937 98 16.7 5.6 119.9 5:16 (180, 44)
Aug. 11 2 8.45 10 39.5 3.610 3.991 104 16.8 4.8 137.0 4:51 (180, 44)
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Fading very slowly. It will be around 17 mag for a year after this.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 4 17 31.95 -16 59.6 10.169 10.865 131 16.8 1.9 262.5 20:39 (180, 72)
Aug. 11 17 31.15 -17 1.6 10.273 10.878 124 16.8 1.4 256.9 20:11 (180, 72)
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New comet. It will be 14.5 mag in 2002 July.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 4 22 31.11 40 42.8 4.047 4.611 117 17.2 19.0 274.8 1:42 (180, 14)
Aug. 11 22 18.93 40 46.8 3.934 4.559 122 17.1 20.6 268.8 1:02 (180, 14)
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