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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. 27 16 9.10 9 36.4 1.296 1.364 72 8.0 72.0 34.9 3:36 (245, 17)
Feb. 3 16 28.53 16 35.7 1.287 1.422 76 8.1 72.3 33.2 3:45 (237, 15)
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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. 27 19 17.96 -24 2.3 1.807 0.937 19 8.3 72.7 89.1 3:36 (300, -1)
Feb. 3 19 54.68 -23 35.3 1.825 0.942 18 8.3 71.4 85.3 3:45 (300, -1)
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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. 27 17 31.67 -18 2.8 1.267 0.885 44 10.5 35.5 267.3 3:36 (281, 16)
Feb. 3 17 13.29 -18 12.1 1.187 1.027 55 11.0 40.0 268.5 3:45 (274, 27)
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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. 27 17 37.49 -17 0.7 1.577 1.087 42 11.4 59.6 91.6 3:36 (281, 14)
Feb. 3 18 5.86 -17 3.1 1.605 1.114 43 11.9 56.6 89.4 3:45 (280, 16)
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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. 27 23 54.29 6 4.3 3.611 3.139 54 12.5 10.9 153.0 20:48 (100, 4)
Feb. 3 23 56.86 5 0.9 3.712 3.128 47 12.6 10.4 144.9 20:40 ( 97, 2)
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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. 27 17 5.25 25 24.3 3.335 3.101 67 13.5 3.8 340.1 3:36 (242, -4)
Feb. 3 17 4.11 25 54.0 3.264 3.116 72 13.5 5.8 327.1 3:45 (236, 2)
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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. 27 5 13.45 -62 51.3 3.673 3.792 89 13.8 22.9 345.6 20:48 ( 1, 62)
Feb. 3 5 8.88 -60 12.3 3.701 3.825 89 13.9 23.4 351.0 20:40 ( 8, 65)
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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. 27 18 31.82 -28 37.8 6.809 5.981 30 14.0 11.2 86.6 3:36 (298, 10)
Feb. 3 18 37.65 -28 33.0 6.745 5.979 36 14.0 10.8 86.3 3:45 (294, 16)
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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. 27 3 41.67 26 41.4 1.956 2.498 112 14.0 10.1 115.9 20:48 (157, 24)
Feb. 3 3 47.02 26 13.4 2.034 2.493 106 14.0 12.0 107.4 20:40 (154, 24)
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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. 27 23 0.97 -7 4.5 3.025 2.310 36 14.1 30.5 61.1 20:48 ( 82, 1)
Feb. 3 23 13.55 -5 20.5 3.077 2.314 33 14.2 30.7 61.0 20:40 ( 83, -1)
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New comet. Because it is far away, it keeps 14 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. 27 12 2.97 -21 56.1 4.807 5.307 115 14.7 12.4 289.8 3:36 (183, 77)
Feb. 3 11 56.67 -21 22.5 4.688 5.298 123 14.6 14.4 291.9 3:04 (180, 76)
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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. 27 4 28.62 -79 7.5 12.980 12.791 76 14.6 4.4 324.0 20:48 ( 3, 46)
Feb. 3 4 23.05 -78 41.3 13.014 12.836 77 14.7 4.3 332.6 20:40 ( 5, 46)
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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. 27 22 1.92 -0 3.5 3.531 2.698 27 14.7 29.4 80.5 20:48 ( 79,-15)
Feb. 3 22 15.32 0 32.0 3.601 2.731 24 14.8 28.9 79.5 20:40 ( 79,-17)
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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. 27 17 9.56 -57 52.4 3.919 3.444 54 14.8 23.8 120.9 3:36 (320, 36)
Feb. 3 17 28.00 -59 16.2 3.835 3.418 58 14.8 23.9 120.0 3:45 (322, 38)
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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. 27 20 29.37 -24 26.6 2.625 1.650 6 14.9 43.6 78.6 3:36 (312,-12)
Feb. 3 20 50.89 -23 21.2 2.644 1.673 7 15.0 42.8 76.7 3:45 (309,-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. 27 12 6.39 8 20.8 2.849 3.547 128 15.3 2.6 344.9 3:36 (182, 47)
Feb. 3 12 5.62 8 40.9 2.774 3.547 135 15.2 4.1 321.1 3:13 (180, 46)
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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. 27 2 17.24 51 39.3 5.073 5.353 101 15.3 1.8 117.8 20:48 (154, -5)
Feb. 3 2 18.91 51 35.0 5.143 5.332 95 15.3 2.9 97.9 20:40 (152, -7)
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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. 27 21 37.40 -11 20.0 2.828 1.901 16 15.4 38.3 68.7 20:48 ( 66,-13)
Feb. 3 21 54.33 -9 40.2 2.840 1.895 13 15.4 38.5 67.8 20:40 ( 67,-14)
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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. 27 16 3.89 10 24.2 7.580 7.361 73 15.6 2.6 107.2 3:36 (244, 17)
Feb. 3 16 4.85 10 20.1 7.491 7.373 79 15.5 1.7 105.1 3:45 (237, 23)
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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. 27 1 41.72 -10 19.4 4.976 4.791 73 15.7 8.5 81.4 20:48 (103, 36)
Feb. 3 1 45.90 -10 9.4 5.102 4.818 67 15.8 9.4 80.3 20:40 (101, 32)
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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. 27 7 57.29 9 51.8 1.162 2.132 166 16.6 35.9 247.7 23:28 (180, 45)
Feb. 3 7 40.97 8 12.1 1.093 2.039 157 16.3 38.6 247.5 22:44 (180, 47)
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New comet. It will only to fade out.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Jan. 27 3 19.80 -25 55.7 3.013 3.185 90 16.4 28.1 339.9 20:48 (102, 63)
Feb. 3 3 15.66 -22 55.5 3.139 3.217 85 16.6 25.9 345.3 20:40 (102, 57)
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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. 27 0 50.21 10 26.8 5.638 5.358 68 16.5 6.1 23.5 20:48 (113, 13)
Feb. 3 0 51.61 11 7.5 5.704 5.315 62 16.5 6.9 29.9 20:40 (110, 9)
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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. 27 10 38.86 8 58.3 4.911 5.779 149 16.6 14.1 271.5 2:14 (180, 46)
Feb. 3 10 32.01 9 1.6 4.898 5.823 157 16.6 14.8 272.1 1:40 (180, 46)
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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. 27 1 56.89 8 22.1 1.508 1.698 83 16.8 22.1 48.9 20:48 (123, 26)
Feb. 3 2 5.57 10 6.9 1.524 1.642 78 16.6 25.2 52.4 20:40 (122, 23)
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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. 27 2 43.60 -25 19.5 2.079 2.196 83 16.6 20.1 277.4 20:48 ( 96, 56)
Feb. 3 2 34.74 -24 58.6 2.222 2.203 76 16.7 15.0 282.5 20:40 ( 92, 50)
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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. 27 11 31.94 41 15.5 2.050 2.847 136 16.6 21.8 259.7 3:08 (180, 14)
Feb. 3 11 17.97 40 41.4 2.034 2.882 142 16.6 24.3 256.2 2:26 (180, 14)
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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. 27 16 32.53 19 53.4 7.119 6.869 71 16.6 8.8 19.6 3:36 (241, 5)
Feb. 3 16 33.80 20 53.7 7.048 6.888 76 16.6 9.2 13.5 3:45 (235, 11)
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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. 27 13 12.27 -0 8.8 1.735 2.272 110 16.7 9.7 86.0 3:36 (209, 51)
Feb. 3 13 16.09 0 0.4 1.682 2.297 116 16.7 7.0 73.8 3:45 (196, 54)
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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. 27 10 24.79 7 20.7 2.748 3.645 151 17.0 7.7 285.1 2:00 (180, 48)
Feb. 3 10 21.02 7 36.6 2.721 3.662 159 17.0 8.9 286.4 1:29 (180, 47)
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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. 27 7 58.80 31 2.7 3.429 4.386 164 17.2 10.3 283.5 23:30 (180, 24)
Feb. 3 7 53.49 31 17.3 3.446 4.374 157 17.2 9.6 280.8 22:57 (180, 24)
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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. 27 3 38.92 13 59.4 3.845 4.262 108 17.2 8.1 338.4 20:48 (151, 36)
Feb. 3 3 37.94 14 51.7 4.018 4.323 101 17.4 7.4 351.5 20:40 (146, 33)
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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. 27 9 22.25 0 55.5 1.887 2.830 159 17.4 5.0 309.9 0:58 (180, 54)
Feb. 3 9 20.32 1 22.0 1.870 2.832 164 17.4 6.1 314.9 0:28 (180, 54)
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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. 27 5 6.33 38 49.8 1.674 2.428 130 17.4 4.6 140.6 20:48 (178, 16)
Feb. 3 5 8.89 38 24.7 1.770 2.461 123 17.6 6.7 122.6 20:40 (175, 16)
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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. 27 10 17.75 -5 38.5 12.410 13.234 145 17.5 3.0 270.1 1:53 (180, 61)
Feb. 3 10 16.29 -5 37.7 12.354 13.232 151 17.5 3.2 274.2 1:24 (180, 61)
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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. 27 0 14.48 47 57.1 5.120 5.080 82 17.6 10.0 135.9 20:48 (137,-17)
Feb. 3 0 19.62 47 9.5 5.137 5.008 76 17.6 10.1 129.0 20:40 (135,-18)
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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. 27 3 47.90 17 51.5 2.602 3.103 111 17.8 7.2 103.8 20:48 (155, 33)
Feb. 3 3 51.79 17 41.8 2.697 3.107 105 17.9 8.9 96.9 20:40 (151, 32)
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Appearing at dawn. It may be brighter 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. 27 15 58.15 -0 22.1 6.043 5.796 70 17.9 3.3 330.4 3:36 (252, 25)
Feb. 3 15 57.12 -0 0.5 5.938 5.813 77 17.9 4.4 319.8 3:45 (244, 32)
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