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It is expected to be 1 mag in the southern sky in 2004 spring. It was brighter than this ephemeris recently, observed as 7.5 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 17 0 40.16 20 48.0 1.772 1.898 81 8.5 27.2 230.3 20:57 (124, 10)
Jan. 24 0 30.96 18 54.7 1.837 1.796 72 8.4 22.2 227.6 20:52 (118, 6)
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It is expected to be 2 mag in 2004 spring. In the Southern Hemisphere, it keeps observable in good condition until that time. On the other hand, in the Northern Hemisphere, it is not observable until that time.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 17 23 4.55 -71 52.0 2.485 2.129 57 9.4 11.0 356.5 20:57 ( 22, 35)
Jan. 24 23 4.87 -70 37.6 2.413 2.043 56 9.2 10.3 6.2 20:52 ( 23, 33)
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In the Northern Hemisphere, it is not observable until when it becomes fainter than 18 mag. In the Southern Hemisphere, it appears in the very low sky at dawn in late February, but it will be 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)
Jan. 17 18 35.93 -27 56.4 1.406 0.571 18 9.3 65.4 90.7 3:21 (306, -1)
Jan. 24 19 8.25 -27 39.8 1.555 0.699 18 10.8 57.3 85.6 3:30 (305, 0)
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Not obesrvable. In the Northern Hemisphere, it will appear at dawn at 12.5 mag. However, because it had been fading since the discovery although it was coming closer to the Sun, the brightness in May is quite uncertain. Then it keeps low until autumn.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 17 21 51.80 -24 14.8 2.864 2.044 27 12.4 32.3 42.1 20:57 ( 63, 4)
Jan. 24 22 2.97 -21 24.4 2.845 1.983 23 12.5 33.4 42.3 20:52 ( 64, 0)
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It will be observable at 13 mag in the evening sky until April. It is already as bright as 12.5 mag visually.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 17 0 31.44 13 18.6 1.624 1.692 76 12.7 34.0 87.8 20:57 (117, 14)
Jan. 24 0 48.13 13 30.6 1.661 1.668 73 12.6 35.7 86.5 20:52 (117, 13)
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It is expected to be 12 mag in March. But the recent brightening is slow. In the Northern Hemisphere, it locates 30 deg high, not so high in the south.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 17 14 39.90 -16 17.4 2.354 2.279 73 13.1 17.4 222.4 3:21 (263, 38)
Jan. 24 14 33.02 -17 50.5 2.187 2.265 81 13.0 21.6 230.4 3:30 (257, 48)
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It start fading in December. It will be too low in the evening sky at 14 mag in March.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 17 0 41.64 8 45.1 3.484 3.399 76 13.0 5.9 266.5 20:57 (115, 18)
Jan. 24 0 39.42 8 45.4 3.661 3.438 69 13.1 3.6 276.7 20:52 (111, 14)
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No evident activity had been observed since October. Now it is faint.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 17 22 43.65 -2 43.7 6.377 5.730 45 13.7 10.5 67.9 20:57 ( 88, 2)
Jan. 24 22 48.30 -2 15.1 6.453 5.729 39 13.7 11.0 67.5 20:52 ( 86, -2)
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It will be 6.5 mag in the southern sky from autumn to winter in 2004. It becomes low in January, but then it will become higher soon.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 17 19 40.28 15 27.3 4.587 3.841 36 14.2 8.2 85.7 3:21 (280,-41)
Jan. 24 19 44.29 15 34.8 4.515 3.766 36 14.0 8.5 79.4 3:30 (274,-34)
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Appearing at dawn and observed as bright as expected. It is fading 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)
Jan. 17 17 4.12 -20 26.6 2.588 1.930 39 14.0 33.4 95.2 3:21 (287, 11)
Jan. 24 17 20.39 -20 43.7 2.575 1.966 42 14.1 32.1 93.6 3:30 (285, 16)
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It will be observable in good condition at 14 mag to April.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 17 14 10.35 -3 35.3 1.600 1.797 84 14.2 34.6 96.6 3:21 (245, 37)
Jan. 24 14 26.16 -3 58.7 1.541 1.796 87 14.1 33.3 94.7 3:30 (240, 41)
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It was observed as 16.1 mag on Dec. 31, 1.5 mag fainter than expected. Although it had been expected to reach to 10 mag in spring, it may be 12.5 or 14 mag at best. It is observable in good condition in the Southern Hemisphere. But in the Northern Hemisphere, it keeps locating lower than 15 deg until June.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 17 17 1.62 -22 36.9 2.285 1.650 39 14.6 44.7 98.1 3:21 (289, 13)
Jan. 24 17 24.44 -23 15.2 2.212 1.612 41 14.4 46.0 96.0 3:30 (287, 16)
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It is observable in good condition at 15 mag until April.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 17 13 12.42 10 59.8 1.701 2.151 103 15.1 15.6 103.2 3:21 (220, 35)
Jan. 24 13 19.02 10 38.0 1.637 2.159 108 15.0 12.9 102.0 3:30 (212, 39)
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Not observable. It becomes observable again at 15.5 mag after June.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 17 21 49.05 -21 37.5 3.699 2.859 27 15.1 24.9 69.3 20:57 ( 65, 2)
Jan. 24 22 0.68 -20 35.1 3.758 2.879 23 15.2 24.9 68.9 20:52 ( 64, 0)
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Not yet recovered in this return. At the previous appearance, it brightened after the perihelion passage and reached to 10 mag. If it behaves so again, it may brighten after the perihelion passage on Jan. 9 and reach to 13 mag in March. However, it keeps locating very low in the evening sky.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 17 22 43.87 -12 30.2 1.961 1.391 41 15.6 51.9 75.2 20:57 ( 80, 8)
Jan. 24 23 7.75 -10 52.8 1.988 1.399 40 15.4 52.1 74.0 20:52 ( 82, 7)
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Now it is much brighter than expected, around 15.5 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 17 6 39.92 8 42.7 2.733 3.667 158 15.9 7.5 280.1 22:54 (180, 46)
Jan. 24 6 36.70 8 53.7 2.785 3.685 152 16.0 6.4 286.1 22:23 (180, 46)
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It will get fainter on and on after this and be too low in the evening sky at 18 mag in March.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 17 1 58.29 2 56.1 1.660 1.964 92 15.9 29.0 153.9 20:57 (126, 36)
Jan. 24 2 4.52 0 13.9 1.815 2.002 85 16.2 24.8 146.0 20:52 (120, 35)
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It will be observable around 16 mag until March in the northern sky.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 17 21 37.61 71 5.6 2.626 2.865 93 16.2 33.2 86.1 20:57 (157,-38)
Jan. 24 22 26.10 71 3.3 2.640 2.865 92 16.2 34.0 93.4 20:52 (157,-36)
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It is expected to be 5 mag in 2005 spring. Until that time, it keeps observable in the Northern Hemisphere, which the comet will be getting brighter gradually.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 17 6 13.73 78 10.8 5.086 5.664 121 16.6 11.2 269.9 22:27 (180,-23)
Jan. 24 5 49.01 78 2.2 5.059 5.597 118 16.5 10.7 258.1 21:35 (180,-23)
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It will be fading slowly and become fainter than 18 mag in April.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 17 12 8.80 0 46.6 1.866 2.443 114 16.5 5.8 72.6 3:21 (207, 51)
Jan. 24 12 10.70 1 3.6 1.813 2.471 121 16.6 4.1 40.3 3:30 (193, 53)
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It is observable around 17 mag until spring.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 17 8 14.24 17 33.6 3.121 4.100 173 16.6 11.3 312.5 0:32 (180, 37)
Jan. 24 8 10.13 18 26.9 3.128 4.111 176 16.6 11.3 312.3 0:01 (180, 37)
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It will be observable until March when it will be fainter than 18 mag. It was a bit brighter 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)
Jan. 17 10 29.12 47 48.0 3.231 4.023 138 16.8 9.7 304.3 2:47 (180, 7)
Jan. 24 10 23.10 48 22.7 3.263 4.086 142 16.9 10.2 295.9 2:14 (180, 7)
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It keeps 17 mag until July.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 17 17 1.05 35 49.2 6.057 5.791 69 17.0 8.4 18.9 3:21 (239,-19)
Jan. 24 17 2.41 36 48.2 6.003 5.799 73 17.0 9.1 12.4 3:30 (234,-14)
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It will be fainter than 18 mag in early February.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 17 1 15.04 44 30.6 1.458 1.871 98 17.0 58.4 136.3 20:57 (146, -2)
Jan. 24 1 38.87 39 48.9 1.567 1.913 94 17.3 52.0 136.4 20:52 (143, 2)
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Unusual minor planet with a period of 55 years. It reaches to 17 mag in February.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 17 9 45.70 20 22.4 1.448 2.369 153 17.6 18.1 3.6 2:03 (180, 35)
Jan. 24 9 45.79 22 34.3 1.393 2.343 160 17.4 19.6 357.9 1:36 (180, 33)
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It is observable in good condition at 17.5 mag until May.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 17 13 54.03 12 1.7 7.635 7.765 93 17.5 1.2 87.3 3:21 (229, 28)
Jan. 24 13 54.39 12 3.3 7.563 7.802 100 17.5 0.5 38.9 3:30 (220, 33)
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It will be fainter than 18 mag soon.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 17 2 38.35 13 20.9 2.621 3.032 105 17.9 7.9 86.8 20:57 (143, 33)
Jan. 24 2 42.53 13 26.6 2.741 3.055 99 18.0 9.6 83.1 20:52 (139, 31)
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