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New comet. It keeps 6 mag until mid September, but lower than 10 deg. When it begins to be higher again in late October, it will be fainter than 11 mag. In the Southern Hemisphere, it is not observable until November.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 24 9 40.99 40 41.1 0.499 0.631 30 6.0 103.8 86.3 3:56 (224, 7)
Aug. 31 10 27.95 39 25.4 0.691 0.545 30 6.1 60.1 112.2 4:03 (224, 4)
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New comet. It is approaching to the early and is observable in good condition at 7-8 mag. The perihelion passage is on Oct. 1 and it keeps bright until November. However, it becomes low in September and October. In the Southern Hemishpere, it is not observable until late November.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 24 14 49.83 75 13.3 0.727 1.071 74 7.8 108.9 224.2 20:07 (163, 43)
Aug. 31 13 35.97 65 32.5 0.812 0.987 64 7.6 86.9 204.8 19:56 (149, 37)
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Brightened very rapidly and reached to 10 mag. Now it is brightest.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 24 7 34.67 20 45.2 1.641 1.059 38 10.1 64.1 90.8 3:56 (257, 18)
Aug. 31 8 6.31 20 27.0 1.654 1.060 38 10.2 62.8 93.5 4:03 (257, 18)
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It is very low in the evening sky. It will appear at dawn in next June at 15.5 mag and will be fading.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 24 13 21.37 -4 37.8 2.399 1.913 49 13.1 31.4 114.2 20:07 ( 77, 10)
Aug. 31 13 35.14 -6 8.6 2.415 1.878 46 13.0 32.8 113.5 19:56 ( 76, 9)
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It is as faint as 15 mag by CCD. It is also fainter than 13 mag visually these days.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 24 12 49.78 62 53.6 4.115 3.695 58 13.2 23.3 150.0 20:07 (147, 34)
Aug. 31 13 1.17 60 34.8 4.143 3.714 58 13.2 22.6 149.1 19:56 (144, 33)
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It bursted out in early August and it is now 12 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 24 20 41.16 -18 30.5 4.866 5.811 157 13.2 6.1 263.1 22:30 ( 0, 36)
Aug. 31 20 38.37 -18 34.9 4.915 5.810 149 13.2 5.3 264.4 22:00 ( 0, 36)
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Despite of the brightness, only a few observations have been reported. It is a bit fainter than this ephemeris, 14 mag in mid August.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 24 6 55.67 24 19.3 1.730 1.294 47 13.3 52.9 90.2 3:56 (258, 27)
Aug. 31 7 22.42 24 8.4 1.724 1.301 48 13.3 51.7 92.8 4:03 (259, 29)
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Getting brighter as expected. It will be observable at 10 mag in the good condition for a long time from winter to next spring.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 24 6 25.39 46 54.3 3.062 2.687 59 13.7 27.8 77.1 3:56 (235, 41)
Aug. 31 6 44.25 47 34.7 2.951 2.637 62 13.6 28.2 78.6 4:03 (235, 44)
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After conjunction, it will appear at dawn at 13 mag in October.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 24 9 55.52 14 54.7 3.416 2.411 5 13.7 29.5 110.7 3:56 (241,-13)
Aug. 31 10 8.87 13 39.8 3.385 2.391 8 13.6 29.9 111.4 4:03 (246,-10)
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 24 16 16.73 18 59.1 5.138 5.197 87 13.7 2.3 110.6 20:07 ( 67, 59)
Aug. 31 16 18.09 18 52.8 5.222 5.194 82 13.8 3.5 106.4 19:56 ( 71, 56)
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Stellar object. It will reach to 13 mag at the end of this year. In the northern hemisphere, it keeps low in the south after this. Akimasa Nakamura reported that it was so faint as 17.4 mag on July 31.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 24 15 22.61 -34 30.8 1.937 2.133 86 13.9 17.8 85.7 20:07 ( 35, 9)
Aug. 31 15 33.39 -34 22.7 1.961 2.081 82 13.8 20.3 87.4 19:56 ( 36, 9)
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It brightened rapidly and reached to 14 mag. It bursted out and became 5 mag brighter than this ephemeris in the previous return in 1996. Total 20 nuclei have been discovered.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 24 20 0.79 -15 32.8 0.801 1.743 148 14.1 6.1 117.4 21:50 ( 0, 39)
Aug. 31 20 4.19 -15 50.4 0.842 1.753 142 14.3 8.9 104.3 21:26 ( 0, 39)
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It will be observable at 14 mag until September. After the conjunction, it will be observable again at 15 mag in 2003.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 24 15 30.51 -0 59.1 2.646 2.669 80 14.3 21.8 217.1 20:07 ( 57, 37)
Aug. 31 15 25.20 -2 56.4 2.788 2.671 72 14.4 18.8 211.0 19:56 ( 60, 32)
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It became 2.5 mag brighter after the perihelion passage. However, it keeps very low at 10 deg high in the Northern Hemisphere, while it will fade out.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 24 0 29.81 -45 33.5 0.845 1.714 134 14.3 14.2 226.9 2:22 ( 0, 9)
Aug. 31 0 22.04 -46 26.6 0.893 1.765 136 14.7 13.7 246.4 1:47 ( 0, 9)
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Extremely diffused and hard to observe. Although the total magnitude is 12 mag, the central part is fainter than 15 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 24 15 50.86 -12 22.9 2.626 2.774 87 14.4 15.6 126.1 20:07 ( 43, 31)
Aug. 31 15 57.06 -13 24.4 2.814 2.865 82 15.0 15.7 122.3 19:56 ( 45, 29)
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It became a bit brighter than expected, reached to 14.5 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 24 21 45.00 9 33.8 0.857 1.834 158 14.7 17.1 177.8 23:34 ( 0, 64)
Aug. 31 21 45.55 7 24.3 0.843 1.823 159 14.6 19.9 174.9 23:07 ( 0, 62)
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After conjunction, it will appear at dawn at 13.5 mag in October.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 24 9 51.97 -0 50.4 5.183 4.204 12 14.9 4.9 114.4 3:56 (254,-22)
Aug. 31 9 54.05 -1 5.6 5.126 4.156 14 14.9 5.0 117.9 4:03 (260,-16)
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First return of a new periodic comet. It will reach to 10-11 mag in the evening sky during winter and spring. It must be bright already, but not yet recovered.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 24 20 11.15 -36 25.1 1.561 2.446 143 15.1 14.0 298.6 22:00 ( 0, 19)
Aug. 31 20 4.73 -35 32.4 1.563 2.397 136 14.9 12.9 310.0 21:26 ( 0, 20)
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After conjunction, it will appear at dawn at 14 mag in January.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 24 12 29.02 3 53.9 3.659 2.889 34 15.1 22.7 118.4 20:07 ( 91, 5)
Aug. 31 12 38.48 2 38.1 3.688 2.870 30 15.1 23.3 117.9 19:56 ( 91, 2)
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First return of a new periodic comet with a period of 17 years. It will reach to 12 mag in 2003 January and be observable in good condition. It must be bright already, but not yet recovered.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 24 5 38.31 19 47.1 2.382 2.173 65 15.4 31.4 85.9 3:56 (273, 41)
Aug. 31 5 53.96 20 0.0 2.280 2.135 68 15.2 31.7 87.2 4:03 (276, 45)
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New comet. It will fade out 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. 24 4 13.77 -1 39.5 1.375 1.701 89 16.0 44.3 126.6 3:56 (313, 43)
Aug. 31 4 29.70 -4 49.2 1.357 1.725 92 16.0 42.7 130.4 4:03 (321, 42)
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It will be naked eye object in 2004. It is only 16 mag now and locates low 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. 24 3 3.36 -31 41.4 6.844 7.254 110 16.3 8.2 185.7 3:56 (346, 22)
Aug. 31 3 2.63 -32 39.8 6.719 7.195 114 16.2 8.7 192.2 4:03 (354, 22)
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New periodic comet. It will go far away from the earth after this and will be fainter rapidly. It will be fainter than 18 mag in October.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 24 17 39.26 13 27.3 0.405 1.201 108 16.3 61.2 60.4 20:07 ( 24, 67)
Aug. 31 18 4.46 16 29.6 0.443 1.222 108 16.6 55.6 66.4 19:56 ( 21, 71)
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 24 1 29.76 -1 36.2 4.355 5.061 129 16.7 6.4 281.3 3:22 ( 0, 53)
Aug. 31 1 26.54 -1 28.2 4.322 5.107 137 16.8 7.6 277.7 2:51 ( 0, 54)
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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. 24 18 48.91 27 4.1 2.174 2.793 117 16.8 25.2 275.4 20:37 ( 0, 82)
Aug. 31 18 36.88 27 13.3 2.267 2.803 111 17.0 20.8 271.2 19:58 ( 0, 82)
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Fading rapidly. It seems to be fainter than 18 mag in September.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 24 16 9.01 27 33.8 3.407 3.458 84 17.1 9.7 151.1 20:07 ( 84, 62)
Aug. 31 16 11.82 26 36.0 3.563 3.542 80 17.3 10.1 142.9 19:56 ( 84, 58)
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Appearing at dawn. But it will be fainter than 18 mag in September. No observations have been reported for more than 1 year, since 2001 May.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 24 5 29.95 5 12.5 2.623 2.461 69 17.3 17.2 101.8 3:56 (290, 34)
Aug. 31 5 37.41 4 45.9 2.588 2.510 74 17.6 15.5 105.2 4:03 (296, 39)
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It is a far object. It will be 17 mag all through in 2003 and 2004.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 24 18 55.90 14 39.2 5.733 6.370 125 17.3 10.8 263.9 20:45 ( 0, 70)
Aug. 31 18 50.99 14 29.6 5.791 6.348 119 17.3 9.7 260.7 20:12 ( 0, 69)
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It locates high until October at 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. 24 5 5.88 13 3.0 3.633 3.497 74 17.6 14.3 170.8 3:56 (286, 44)
Aug. 31 5 6.55 11 20.6 3.536 3.522 80 17.6 15.2 178.1 4:03 (296, 49)
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It locates high until December at 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. 24 19 28.35 81 45.8 4.378 4.408 85 17.6 19.4 208.7 21:15 (180, 43)
Aug. 31 19 5.72 79 38.1 4.336 4.410 87 17.6 20.3 198.7 20:26 (180, 46)
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It keeps brightness around 17.5 mag still now.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Aug. 24 21 12.86 16 13.6 7.950 8.832 149 17.7 6.8 263.5 23:01 ( 0, 71)
Aug. 31 21 9.68 16 6.8 8.012 8.877 147 17.7 6.5 259.7 22:31 ( 0, 71)
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