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It keeps brighter than 9 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. 20 15 49.54 2 53.9 1.322 1.312 67 7.9 69.8 36.9 5:37 (308, 45)
Jan. 27 16 9.10 9 36.4 1.296 1.364 72 8.0 72.0 34.9 5:35 (303, 51)
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Not observable. It will appear at dawn as 16 mag in July.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 20 18 40.68 -23 55.8 1.798 0.944 20 8.3 73.2 92.9 5:37 (297, -3)
Jan. 27 19 17.96 -24 2.3 1.807 0.937 19 8.3 72.7 89.1 5:35 (296, -5)
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Now it is diffused. It passes 1 deg from 41P/Tuttle-Giacobini-Kresak on Jan. 26.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 20 17 48.74 -17 50.3 1.331 0.738 33 9.8 34.8 266.9 5:37 (300, 10)
Jan. 27 17 31.67 -18 2.8 1.267 0.885 44 10.5 35.5 267.3 5:35 (307, 17)
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It was very diffused and hard to see in mid January. It passes 1 deg from C/2000 W1 ( Utsunomiya-Jones ) on Jan. 26.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 20 17 7.78 -16 41.6 1.551 1.067 42 11.1 62.4 93.8 5:37 (306, 18)
Jan. 27 17 37.49 -17 0.7 1.577 1.087 42 11.4 59.6 91.6 5:35 (306, 17)
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The altitude is getting lower gradually. It seemed to be fading recently.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 20 23 52.25 7 17.0 3.502 3.152 61 12.5 11.7 161.5 18:44 ( 65, 42)
Jan. 27 23 54.29 6 4.3 3.611 3.139 54 12.5 10.9 153.0 18:50 ( 70, 35)
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Being higher in the morining sky. It is observable as 13.5 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. 20 17 5.51 25 3.6 3.400 3.088 63 13.6 2.3 5.8 5:37 (267, 44)
Jan. 27 17 5.25 25 24.3 3.335 3.101 67 13.5 3.8 340.1 5:35 (271, 49)
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It hardly faded out since the perihelion passage in 2000 June.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 20 5 20.61 -65 22.3 3.651 3.759 88 13.7 22.2 339.6 21:20 ( 0,-10)
Jan. 27 5 13.45 -62 51.3 3.673 3.792 89 13.8 22.9 345.6 20:45 ( 0, -8)
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Not observable. It will appear at dawn in March.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 20 18 25.79 -28 42.4 6.862 5.984 24 14.0 11.5 86.9 5:37 (303, -4)
Jan. 27 18 31.82 -28 37.8 6.809 5.981 30 14.0 11.2 86.6 5:35 (306, 0)
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Brightened rapidly and reached to 14 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 20 3 37.60 27 15.3 1.884 2.504 118 14.0 8.3 129.2 19:38 ( 0, 82)
Jan. 27 3 41.67 26 41.4 1.956 2.498 112 14.0 10.1 115.9 19:14 ( 0, 82)
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Getting lower in the evening sky, it will not be observable soon.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 20 22 48.43 -8 47.5 2.970 2.308 40 14.1 30.2 61.1 18:44 ( 64, 20)
Jan. 27 23 0.97 -7 4.5 3.025 2.310 36 14.1 30.5 61.1 18:50 ( 69, 17)
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It keeps brightening even after the perihelion passage and reached to 14 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 20 21 48.28 -0 35.9 3.458 2.666 31 14.6 29.8 81.5 18:44 ( 80, 13)
Jan. 27 22 1.92 -0 3.5 3.531 2.698 27 14.7 29.4 80.5 18:50 ( 83, 9)
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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)
Jan. 20 4 35.90 -79 31.3 12.942 12.746 76 14.6 4.5 315.1 20:35 ( 0,-24)
Jan. 27 4 28.62 -79 7.5 12.980 12.791 76 14.6 4.4 324.0 20:00 ( 0,-24)
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It is not observable at all until 2001 summer when it becomes fainter than 19 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 20 20 7.15 -25 22.7 2.607 1.629 5 14.7 44.3 80.7 5:37 (287,-20)
Jan. 27 20 29.37 -24 26.6 2.625 1.650 6 14.9 43.6 78.6 5:35 (287,-19)
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Although it reaches to 13.5 mag in 2001 summer, only southern people can observe it.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 20 16 52.08 -56 26.8 4.002 3.471 51 14.9 23.6 121.7 5:37 (335,-10)
Jan. 27 17 9.56 -57 52.4 3.919 3.444 54 14.8 23.8 120.9 5:35 (337,-11)
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It is observable in good condition as 15 mag from February to April.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 20 12 6.26 8 5.7 2.933 3.547 121 15.3 2.2 35.2 4:09 ( 0, 63)
Jan. 27 12 6.39 8 20.8 2.849 3.547 128 15.3 2.6 344.9 3:41 ( 0, 63)
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It will be observable in good condition as 15 mag until February.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 20 2 16.56 51 46.4 5.005 5.374 106 15.3 1.2 168.9 18:44 (166, 73)
Jan. 27 2 17.24 51 39.3 5.073 5.353 101 15.3 1.8 117.8 18:50 (152, 70)
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It will appear at dawn in July as 16.5 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 20 21 20.38 -12 55.0 2.814 1.908 18 15.5 38.0 69.7 18:44 ( 74, 0)
Jan. 27 21 37.40 -11 20.0 2.828 1.901 16 15.4 38.3 68.7 18:50 ( 78, -2)
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It is observable as 15.5 mag until 2001 autumn.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 20 16 2.55 10 30.8 7.664 7.349 67 15.6 3.4 109.2 5:37 (297, 48)
Jan. 27 16 3.89 10 24.2 7.580 7.361 73 15.6 2.6 107.2 5:35 (304, 53)
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Recently it is fading rapidly. It should be fainter than this ephemeris.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 20 1 37.97 -10 26.9 4.847 4.764 79 15.6 7.5 83.4 18:44 ( 22, 42)
Jan. 27 1 41.72 -10 19.4 4.976 4.791 73 15.7 8.5 81.4 18:50 ( 31, 39)
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Asteroid with cometary orbit. It has just passed the perihelion.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 20 2 55.52 -25 33.4 1.936 2.192 91 16.4 26.4 272.5 18:55 ( 0, 29)
Jan. 27 2 43.60 -25 19.5 2.079 2.196 83 16.6 20.1 277.4 18:50 ( 9, 29)
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It will be observable as 14 mag for one year after 2001 autumn.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 20 0 49.31 9 48.8 5.567 5.401 75 16.6 5.4 14.5 18:44 ( 53, 54)
Jan. 27 0 50.21 10 26.8 5.638 5.358 68 16.5 6.1 23.5 18:50 ( 63, 49)
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The condition is good in winter and spring.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 20 10 45.32 8 56.6 4.940 5.734 140 16.6 13.2 270.6 2:48 ( 0, 64)
Jan. 27 10 38.86 8 58.3 4.911 5.779 149 16.6 14.1 271.5 2:14 ( 0, 64)
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New comet. It keeps 16 mag until late February, it will fade out rapidly after that.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 20 11 44.43 41 38.0 2.079 2.814 129 16.6 18.8 262.2 3:47 (180, 83)
Jan. 27 11 31.94 41 15.5 2.050 2.847 136 16.6 21.8 259.7 3:08 (180, 84)
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New comet. It will approach to the earth and reach to 10 mag in June and July.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 20 8 12.17 11 22.3 1.247 2.225 171 17.0 31.7 247.4 0:16 ( 0, 66)
Jan. 27 7 57.29 9 51.8 1.162 2.132 166 16.6 35.9 247.7 23:28 ( 0, 65)
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Because it is far away, it keeps brighter than 17 mag until June.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 20 16 30.88 18 57.5 7.188 6.850 66 16.6 8.5 25.7 5:37 (281, 48)
Jan. 27 16 32.53 19 53.4 7.119 6.869 71 16.6 8.8 19.6 5:35 (284, 53)
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It is observable in good condition as 16.5 mag until February.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 20 13 7.12 -0 9.1 1.791 2.247 104 16.7 12.4 92.8 5:09 ( 0, 55)
Jan. 27 13 12.27 -0 8.8 1.735 2.272 110 16.7 9.7 86.0 4:47 ( 0, 55)
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It will reach to 10 mag in 2001 April and May, however, it was much fainter than expected recently. Maybe it reaches only to 14 mag at best.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 20 1 49.84 6 43.7 1.489 1.755 87 17.0 19.0 44.3 18:44 ( 27, 59)
Jan. 27 1 56.89 8 22.1 1.508 1.698 83 16.8 22.1 48.9 18:50 ( 39, 58)
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It will be 17 mag until March.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 20 10 27.94 7 8.9 2.788 3.629 143 17.0 6.1 282.9 2:31 ( 0, 62)
Jan. 27 10 24.79 7 20.7 2.748 3.645 151 17.0 7.7 285.1 2:00 ( 0, 62)
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Fading now. It will be fainter than 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. 20 3 40.85 13 5.7 3.676 4.200 115 17.1 9.3 326.9 19:41 ( 0, 68)
Jan. 27 3 38.92 13 59.4 3.845 4.262 108 17.2 8.1 338.4 19:11 ( 0, 69)
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Although it is around the aphelion now, it is observable as 17 mag in good condition from December to March.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 20 8 4.29 30 44.0 3.427 4.398 169 17.2 10.6 286.2 0:08 ( 0, 86)
Jan. 27 7 58.80 31 2.7 3.429 4.386 164 17.2 10.3 283.5 23:30 ( 0, 86)
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It will fade out and be fainter than 18 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. 20 5 5.41 39 14.5 1.586 2.397 136 17.2 3.4 178.4 21:05 (180, 86)
Jan. 27 5 6.33 38 49.8 1.674 2.428 130 17.4 4.6 140.6 20:39 (180, 86)
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New comet. It keeps 17.5 mag until late March.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 20 9 23.83 0 37.4 1.917 2.830 153 17.4 3.4 304.5 1:27 ( 0, 56)
Jan. 27 9 22.25 0 55.5 1.887 2.830 159 17.4 5.0 309.9 0:58 ( 0, 56)
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A Centaur asteroid. The perihelion passage is in 2004. It will keep the current brightness over 10 years after this.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 20 10 19.09 -5 37.7 12.479 13.236 138 17.5 2.7 265.0 2:22 ( 0, 49)
Jan. 27 10 17.75 -5 38.5 12.410 13.234 145 17.5 3.0 270.1 1:53 ( 0, 49)
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New comet. It will be a naked-eye comet in 2001 December and 2002 January.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 20 0 9.91 48 50.5 5.102 5.151 87 17.7 10.0 143.2 18:44 (128, 59)
Jan. 27 0 14.48 47 57.1 5.120 5.080 82 17.6 10.0 135.9 18:50 (125, 54)
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New asteroid with short periodic cometary orbit. It will fade out after this.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 20 3 44.97 18 5.9 2.513 3.100 118 17.8 5.5 116.2 19:45 ( 0, 73)
Jan. 27 3 47.90 17 51.5 2.602 3.103 111 17.8 7.2 103.8 19:21 ( 0, 73)
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 20 2 33.07 38 57.2 2.351 2.803 107 17.9 11.9 115.2 18:44 (153, 86)
Jan. 27 2 40.01 38 24.7 2.461 2.831 101 18.0 13.1 108.7 18:50 (117, 82)
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