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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)
Feb. 3 16 28.53 16 35.7 1.287 1.422 76 8.1 72.3 33.2 3:45 (237, 15)
Feb. 10 16 47.74 23 38.3 1.298 1.484 79 8.3 70.6 31.9 3:55 (229, 13)
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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)
Feb. 3 19 54.68 -23 35.3 1.825 0.942 18 8.3 71.4 85.3 3:45 (300, -1)
Feb. 10 20 30.18 -22 37.6 1.853 0.958 17 8.5 69.4 81.8 3:55 (299, -1)
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Extremely diffused and hardly to see even on the CCD images.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Feb. 3 17 13.29 -18 12.1 1.187 1.027 55 11.0 40.0 268.5 3:45 (274, 27)
Feb. 10 16 51.77 -18 14.2 1.099 1.164 67 11.4 48.3 270.5 3:55 (265, 39)
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It was very diffused and hard to see in mid January.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Feb. 3 18 5.86 -17 3.1 1.605 1.114 43 11.9 56.6 89.4 3:45 (280, 16)
Feb. 10 18 32.74 -16 50.9 1.634 1.147 43 12.5 53.6 87.3 3:55 (278, 18)
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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)
Feb. 3 23 56.86 5 0.9 3.712 3.128 47 12.6 10.4 144.9 20:40 ( 97, 2)
Feb. 10 23 59.85 4 5.0 3.803 3.118 40 12.6 10.1 137.9 20:32 ( 94, -1)
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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)
Feb. 3 17 4.11 25 54.0 3.264 3.116 72 13.5 5.8 327.1 3:45 (236, 2)
Feb. 10 17 1.94 26 32.0 3.188 3.132 77 13.5 8.0 318.8 3:55 (229, 8)
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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)
Feb. 3 5 8.88 -60 12.3 3.701 3.825 89 13.9 23.4 351.0 20:40 ( 8, 65)
Feb. 10 5 6.45 -57 28.1 3.738 3.859 89 14.0 23.8 355.8 20:32 ( 16, 66)
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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)
Feb. 3 18 37.65 -28 33.0 6.745 5.979 36 14.0 10.8 86.3 3:45 (294, 16)
Feb. 10 18 43.25 -28 28.0 6.673 5.977 42 13.9 10.3 86.1 3:55 (290, 22)
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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)
Feb. 3 3 47.02 26 13.4 2.034 2.493 106 14.0 12.0 107.4 20:40 (154, 24)
Feb. 10 3 53.53 25 50.7 2.114 2.488 100 14.0 13.9 102.0 20:32 (151, 23)
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It will not be observable soon, but will appear again at dawn in July as 15.5 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Feb. 3 23 13.55 -5 20.5 3.077 2.314 33 14.2 30.7 61.0 20:40 ( 83, -1)
Feb. 10 23 26.16 -3 35.7 3.126 2.319 29 14.2 30.9 61.0 20:32 ( 83, -4)
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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)
Feb. 3 4 23.05 -78 41.3 13.014 12.836 77 14.7 4.3 332.6 20:40 ( 5, 46)
Feb. 10 4 19.08 -78 13.6 13.047 12.880 78 14.7 4.3 340.8 20:32 ( 7, 46)
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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)
Feb. 3 17 28.00 -59 16.2 3.835 3.418 58 14.8 23.9 120.0 3:45 (322, 38)
Feb. 10 17 47.48 -60 37.6 3.751 3.393 61 14.7 23.9 118.8 3:55 (323, 41)
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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)
Feb. 3 22 15.32 0 32.0 3.601 2.731 24 14.8 28.9 79.5 20:40 ( 79,-17)
Feb. 10 22 28.47 1 9.8 3.669 2.766 20 14.9 28.4 78.7 20:32 ( 78,-18)
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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)
Feb. 3 20 50.89 -23 21.2 2.644 1.673 7 15.0 42.8 76.7 3:45 (309,-11)
Feb. 10 21 11.65 -22 7.9 2.663 1.697 9 15.2 41.9 75.0 3:55 (305, -9)
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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)
Feb. 3 12 5.62 8 40.9 2.774 3.547 135 15.2 4.1 321.1 3:13 (180, 46)
Feb. 10 12 3.97 9 5.3 2.709 3.548 143 15.2 5.8 310.5 2:44 (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)
Feb. 3 2 18.91 51 35.0 5.143 5.332 95 15.3 2.9 97.9 20:40 (152, -7)
Feb. 10 2 21.52 51 33.8 5.214 5.312 90 15.3 4.1 88.8 20:32 (150, -8)
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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)
Feb. 3 21 54.33 -9 40.2 2.840 1.895 13 15.4 38.5 67.8 20:40 ( 67,-14)
Feb. 10 22 11.16 -7 56.2 2.851 1.892 11 15.4 38.7 67.0 20:32 ( 68,-16)
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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)
Feb. 3 16 4.85 10 20.1 7.491 7.373 79 15.5 1.7 105.1 3:45 (237, 23)
Feb. 10 16 5.40 10 18.1 7.400 7.385 85 15.5 0.7 102.2 3:55 (230, 29)
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New comet. Because it is far away, it keeps 15 mag until June.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Feb. 3 11 56.67 -21 22.5 4.688 5.298 123 15.6 14.4 291.9 3:04 (180, 76)
Feb. 10 11 49.61 -20 40.5 4.580 5.289 131 15.5 16.3 294.0 2:30 (180, 76)
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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)
Feb. 3 1 45.90 -10 9.4 5.102 4.818 67 15.8 9.4 80.3 20:40 (101, 32)
Feb. 10 1 50.47 -9 57.5 5.223 4.846 62 15.9 10.2 79.8 20:32 ( 99, 29)
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Recovered asteroid after half of a century, which approaches to the earth and reaches to 14 mag in late February.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Feb. 3 11 44.31 42 33.5 0.266 1.196 137 16.4 34.3 60.9 2:51 (180, 13)
Feb. 10 12 7.21 44 39.8 0.204 1.142 135 15.8 47.2 65.0 2:46 (180, 10)
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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)
Feb. 3 7 40.97 8 12.1 1.093 2.039 157 16.3 38.6 247.5 22:44 (180, 47)
Feb. 10 7 23.97 6 25.0 1.042 1.945 146 16.0 39.6 246.6 22:00 (180, 49)
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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)
Feb. 3 2 5.57 10 6.9 1.524 1.642 78 16.6 25.2 52.4 20:40 (122, 23)
Feb. 10 2 15.82 11 57.2 1.536 1.587 74 16.3 28.2 55.1 20:32 (122, 20)
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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)
Feb. 3 0 51.61 11 7.5 5.704 5.315 62 16.5 6.9 29.9 20:40 (110, 9)
Feb. 10 0 53.47 11 50.6 5.764 5.273 55 16.5 7.7 34.4 20:32 (108, 5)
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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)
Feb. 3 3 15.66 -22 55.5 3.139 3.217 85 16.6 25.9 345.3 20:40 (102, 57)
Feb. 10 3 13.05 -20 5.3 3.272 3.251 80 16.7 23.9 350.6 20:32 (102, 51)
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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)
Feb. 3 10 32.01 9 1.6 4.898 5.823 157 16.6 14.8 272.1 1:40 (180, 46)
Feb. 10 10 24.90 9 5.9 4.904 5.868 166 16.6 15.2 272.5 1:06 (180, 46)
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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)
Feb. 3 16 33.80 20 53.7 7.048 6.888 76 16.6 9.2 13.5 3:45 (235, 11)
Feb. 10 16 34.65 21 58.1 6.975 6.907 82 16.6 9.6 7.4 3:55 (228, 16)
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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)
Feb. 3 11 17.97 40 41.4 2.034 2.882 142 16.6 24.3 256.2 2:26 (180, 14)
Feb. 10 11 3.09 39 52.7 2.034 2.918 148 16.7 26.1 252.2 1:44 (180, 15)
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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)
Feb. 3 13 16.09 0 0.4 1.682 2.297 116 16.7 7.0 73.8 3:45 (196, 54)
Feb. 10 13 18.52 0 18.4 1.634 2.324 122 16.8 4.9 49.3 3:55 (181, 55)
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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)
Feb. 3 2 34.74 -24 58.6 2.222 2.203 76 16.7 15.0 282.5 20:40 ( 92, 50)
Feb. 10 2 28.36 -24 34.9 2.360 2.211 69 16.9 10.9 288.4 20:32 ( 89, 45)
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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)
Feb. 3 10 21.02 7 36.6 2.721 3.662 159 17.0 8.9 286.4 1:29 (180, 47)
Feb. 10 10 16.81 7 55.5 2.709 3.679 167 17.0 9.7 287.3 0:57 (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)
Feb. 3 7 53.49 31 17.3 3.446 4.374 157 17.2 9.6 280.8 22:57 (180, 24)
Feb. 10 7 48.59 31 27.6 3.477 4.362 150 17.2 8.6 277.9 22:25 (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)
Feb. 3 3 37.94 14 51.7 4.018 4.323 101 17.4 7.4 351.5 20:40 (146, 33)
Feb. 10 3 37.83 15 42.6 4.194 4.385 94 17.5 7.2 4.8 20:32 (142, 30)
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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)
Feb. 3 9 20.32 1 22.0 1.870 2.832 164 17.4 6.1 314.9 0:28 (180, 54)
Feb. 10 9 18.27 1 55.7 1.865 2.835 166 17.4 6.8 320.4 23:55 (180, 53)
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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)
Feb. 3 10 16.29 -5 37.7 12.354 13.232 151 17.5 3.2 274.2 1:24 (180, 61)
Feb. 10 10 14.74 -5 35.2 12.312 13.230 157 17.5 3.4 277.7 0:55 (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)
Feb. 3 0 19.62 47 9.5 5.137 5.008 76 17.6 10.1 129.0 20:40 (135,-18)
Feb. 10 0 25.26 46 27.7 5.153 4.936 71 17.5 10.3 122.5 20:32 (133,-20)
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Feb. 3 5 8.89 38 24.7 1.770 2.461 123 17.6 6.7 122.6 20:40 (175, 16)
Feb. 10 5 12.95 37 59.8 1.873 2.494 118 17.8 8.7 113.6 20:32 (172, 16)
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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)
Feb. 3 3 51.79 17 41.8 2.697 3.107 105 17.9 8.9 96.9 20:40 (151, 32)
Feb. 10 3 56.57 17 36.2 2.794 3.111 99 18.0 10.6 92.9 20:32 (147, 30)
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