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Although it had been 6 mag for 2 months since late November, it suddenly bursted out in late January and reached to 2.5 mag. Then it faded to 4.5 mag. In the Northern Hemisphere, it is not obesrvable until late February.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Feb. 9 19 33.00 -39 14.8 1.173 0.680 35 3.9 51.2 345.8 5:26 (311,-10)
Feb. 16 19 27.71 -33 25.3 1.205 0.776 39 4.5 50.3 352.7 5:20 (310, -2)
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New comet. It will reach to 3 mag in late March. It locates in the evening sky until March, then it locates in the morning sky after April.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Feb. 9 0 22.01 -13 42.7 1.464 0.979 41 7.2 42.5 38.4 19:01 ( 60, 16)
Feb. 16 0 35.19 -9 32.5 1.367 0.861 38 6.5 48.1 37.0 19:07 ( 67, 15)
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Although it had been regarded as an asteroid, it was revealed as a comet. It brightened rapidly in February. It will reach to 9 mag in April.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Feb. 9 21 31.47 32 31.9 1.549 1.141 47 11.5 20.3 4.4 19:01 (123, 10)
Feb. 16 21 32.39 35 5.3 1.469 1.090 47 11.2 23.8 4.1 5:20 (237, 14)
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It bursted out and reached to 11 mag around Dec. 8. Then it faded a bit, but kept 11 mag until mid December. It was very faint in late December by Yusuke Ezaki's observations. It is already unobservable. It will appear at dawn in late February in the Southern Hemisphere, but 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. 9 20 22.38 -27 5.2 2.175 1.292 19 12.8 31.7 145.8 5:26 (295,-11)
Feb. 16 20 31.86 -30 9.2 2.167 1.357 26 13.0 31.9 146.1 5:20 (299,-11)
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It will be observable at 13 mag until September.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Feb. 9 23 14.69 55 19.4 3.774 3.621 73 12.9 8.0 49.9 19:01 (137, 36)
Feb. 16 23 20.09 56 0.5 3.813 3.608 70 12.9 9.5 46.2 19:07 (139, 32)
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The condition in this return is bad. It is not observable until June in the Southern Hemisphere, until August 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)
Feb. 9 21 33.04 -15 1.7 2.341 1.354 0 13.2 52.4 81.6 19:01 ( 84,-17)
Feb. 16 21 57.91 -14 2.8 2.348 1.360 1 13.2 52.1 80.1 5:20 (274,-19)
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Fading now. But it was as bright as 13.0 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)
Feb. 9 2 15.89 1 8.6 1.503 1.530 72 13.4 51.3 62.5 19:01 ( 47, 46)
Feb. 16 2 36.77 3 48.1 1.588 1.578 71 13.7 49.1 63.5 19:07 ( 53, 46)
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Fading now. But it was brighter than the ephemeris recently, 11.5 mag in late December and 12.5 mag in mid January. It is observable in good condition until 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. 9 12 55.07 49 56.6 1.353 2.089 125 13.7 14.8 333.9 3:40 (180, 75)
Feb. 16 12 49.02 51 21.1 1.385 2.140 127 13.9 14.6 317.9 3:07 (180, 74)
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It was as bright as 14 mag with a long folded tail in December. However, only a few observations, fainter than 15 mag, were reported in January.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Feb. 9 7 8.34 -46 35.5 1.135 1.749 110 13.7 85.1 277.8 21:46 ( 0, 9)
Feb. 16 6 18.80 -44 20.6 1.244 1.774 104 14.0 68.6 290.0 20:30 ( 0, 11)
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Now observable. it will appear again at dawn in April.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Feb. 9 20 15.38 -21 56.0 6.786 5.862 19 13.9 12.0 74.9 5:26 (292, -7)
Feb. 16 20 21.13 -21 34.1 6.744 5.860 24 13.9 11.7 74.5 5:20 (294, -4)
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Asteroid with a cometary orbit of 6.8 year period. Now it is at the peak.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Feb. 9 9 43.59 37 48.8 0.500 1.460 156 13.9 4.2 81.8 0:29 (180, 87)
Feb. 16 9 45.87 37 38.9 0.519 1.474 154 14.0 5.1 132.1 0:04 (180, 87)
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It keeps brighter than 16 mag until April. But the condition is worst. It always locates 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)
Feb. 9 23 4.86 -7 9.0 1.847 1.034 24 14.1 67.5 65.5 19:01 ( 77, 6)
Feb. 16 23 33.66 -3 49.3 1.845 1.042 25 14.1 67.9 64.8 19:07 ( 81, 7)
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It was in the field of SOHO LASCO from Jan. 7 to 10. It brightened rapidly and reached to -1 mag on Jan. 8. Now it is fading rapidly in the morning low sky.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Feb. 9 19 30.27 -9 49.9 1.665 0.943 29 14.1 17.4 96.8 5:26 (289, 9)
Feb. 16 19 38.03 -10 3.1 1.750 1.086 34 15.1 15.6 96.4 5:20 (291, 11)
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It is observable until autumn at 15 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Feb. 9 11 8.55 77 38.1 4.469 4.981 115 14.7 5.6 278.3 1:54 (180, 47)
Feb. 16 10 55.84 77 37.8 4.500 4.990 114 14.7 6.1 261.8 1:14 (180, 47)
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It bursted out and reached to 15 mag in early January. Then it is getting fainter a bit.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Feb. 9 8 20.36 24 19.6 1.041 2.000 161 15.1 7.8 314.1 23:02 ( 0, 79)
Feb. 16 8 18.08 24 52.9 1.083 2.016 153 15.2 5.2 322.1 22:32 ( 0, 80)
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It will be observable at 15 mag until August when it becomes 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)
Feb. 9 11 45.66 16 43.1 2.607 3.478 147 15.4 8.1 312.3 2:31 ( 0, 72)
Feb. 16 11 42.31 17 21.9 2.541 3.457 154 15.3 9.5 306.1 2:00 ( 0, 72)
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Fading rapidly. 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. 9 21 45.83 -50 9.8 5.103 4.338 35 15.4 6.6 103.6 19:01 ( 48,-31)
Feb. 16 21 50.54 -50 23.1 5.119 4.382 37 15.5 6.8 109.5 5:20 (312,-33)
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Fading rapidly. It was so faint as 13.5 mag visually, 16.5 mag by CCD 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. 9 17 51.69 70 21.8 1.490 1.829 92 15.5 22.9 330.2 5:26 (201, 47)
Feb. 16 17 31.36 72 42.6 1.517 1.884 95 16.0 25.8 321.6 5:20 (196, 48)
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No observations have been reported since 2001 September. Appearing at dawn. It will be 15 mag in spring and summer.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Feb. 9 16 56.62 -5 8.0 5.796 5.498 67 15.7 10.7 44.9 5:26 (315, 39)
Feb. 16 16 59.94 -4 13.0 5.674 5.481 73 15.7 10.5 39.2 5:20 (319, 42)
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It will be 10.5 mag in 2003 spring.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Feb. 9 5 29.76 27 44.3 2.449 3.101 123 15.7 2.3 239.9 20:12 ( 0, 83)
Feb. 16 5 29.38 27 36.4 2.510 3.075 116 15.7 1.2 154.2 19:44 ( 0, 83)
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Getting higher in the morning sky. It will be 13 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. 9 20 27.12 13 46.7 4.111 3.321 32 15.8 4.9 86.6 5:26 (261, 11)
Feb. 16 20 29.36 13 51.6 4.050 3.280 34 15.7 4.6 76.2 5:20 (263, 15)
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It will be 11 mag in 2003 February.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Feb. 9 11 21.56 -13 1.1 4.807 5.606 140 15.8 14.8 281.2 2:07 ( 0, 42)
Feb. 16 11 14.26 -12 37.6 4.689 5.555 148 15.7 16.3 283.5 1:32 ( 0, 42)
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Not yet observed in this return. Appearing at dawn. It will fade out while getting higher.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Feb. 9 18 22.76 -15 57.4 2.063 1.533 44 15.8 45.6 87.1 5:26 (304, 17)
Feb. 16 18 44.62 -15 35.9 2.039 1.540 46 15.8 44.8 85.3 5:20 (304, 17)
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No observations have been reported since 2001 August. Appearing at dawn. It keeps the same brightness until September when it becomes 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)
Feb. 9 15 44.08 -11 18.8 8.353 8.304 83 16.3 2.3 171.6 5:26 (340, 41)
Feb. 16 15 44.04 -11 34.6 8.255 8.326 90 16.3 2.2 193.4 5:20 (346, 42)
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It reaches only to 16 mag in spring.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Feb. 9 11 32.64 31 14.8 1.792 2.677 147 16.5 10.3 286.5 2:18 ( 0, 86)
Feb. 16 11 26.59 31 32.0 1.742 2.655 151 16.4 12.3 279.0 1:44 ( 0, 87)
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It keeps the same brightness until April.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Feb. 9 13 20.88 -12 47.1 4.598 5.115 116 16.4 10.9 254.9 4:06 ( 0, 42)
Feb. 16 13 15.45 -13 5.1 4.538 5.163 124 16.4 12.3 259.3 3:33 ( 0, 42)
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It keeps brighter than 16 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. 9 15 46.03 -16 2.0 3.788 3.782 82 16.4 10.1 102.2 5:26 (341, 37)
Feb. 16 15 50.48 -16 15.6 3.691 3.790 88 16.4 8.6 101.7 5:20 (346, 38)
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Fading. It will be 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)
Feb. 9 10 8.00 -14 48.9 2.152 3.040 148 16.5 45.2 297.3 0:54 ( 0, 40)
Feb. 16 9 48.85 -12 16.1 2.168 3.092 155 16.6 45.4 299.9 0:08 ( 0, 43)
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It will be 10.5 mag in 2003 February.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Feb. 9 1 20.16 23 1.2 4.563 4.289 67 16.6 8.8 66.6 19:01 ( 85, 50)
Feb. 16 1 24.54 23 27.5 4.601 4.230 62 16.6 10.0 66.2 19:07 ( 90, 44)
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New comet. It keeps 17 mag until 2002 November.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Feb. 9 2 23.05 51 45.7 3.125 3.304 91 16.7 25.7 163.1 19:01 (138, 64)
Feb. 16 2 28.91 49 0.8 3.219 3.293 85 16.7 24.1 159.1 19:07 (129, 60)
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Fading slowly. It keeps brighter than 17 mag until mid March.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Feb. 9 6 29.10 -13 26.0 5.469 6.116 127 16.7 11.8 323.9 21:11 ( 0, 42)
Feb. 16 6 26.07 -12 19.0 5.581 6.163 122 16.7 11.2 329.4 20:40 ( 0, 43)
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It will keep 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. 9 10 3.89 9 43.1 5.581 6.555 170 17.0 15.4 299.8 0:49 ( 0, 65)
Feb. 16 9 57.51 10 36.8 5.597 6.584 178 17.0 15.5 299.6 0:16 ( 0, 66)
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The condition in this return is bad. We can observe it only until August before perihelion passage when it becomes to 13 mag 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)
Feb. 9 12 28.69 2 16.7 2.275 3.046 134 17.2 4.0 327.2 3:14 ( 0, 57)
Feb. 16 12 27.13 2 43.8 2.169 3.007 141 17.0 6.3 314.1 2:45 ( 0, 58)
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It will be observable at 17 mag in January and February.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Feb. 9 9 11.49 18 43.7 2.427 3.410 174 17.1 10.3 292.7 23:53 ( 0, 74)
Feb. 16 9 6.92 19 10.3 2.443 3.410 166 17.1 9.7 291.9 23:21 ( 0, 74)
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New comet. It keeps 17.5 mag until spring when it becomes 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)
Feb. 9 6 33.27 -9 46.9 4.435 5.123 129 17.3 10.2 341.8 21:15 ( 0, 45)
Feb. 16 6 32.06 -8 38.0 4.488 5.117 124 17.4 10.2 349.0 20:46 ( 0, 46)
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It was fainter than expected. It may reach only to 13.5 mag in May.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Feb. 9 15 58.47 5 14.9 1.461 1.682 84 17.8 40.9 96.2 5:26 (325, 55)
Feb. 16 16 17.82 4 44.2 1.370 1.632 86 17.4 42.2 95.8 5:20 (326, 55)
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It is a bit brighter than the ephemeris after November. It will be observable for some more time.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Feb. 9 4 44.63 26 4.3 2.692 3.209 113 17.4 4.3 116.3 19:27 ( 0, 81)
Feb. 16 4 47.16 25 52.2 2.819 3.241 106 17.6 6.0 104.7 19:07 ( 7, 81)
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New comet with 80 year period. C/2002 A1 and C/2002 A2 are pair, splitted from one comet. They show the same motion within 1 degree after this. C/2002 A1 is fainter than 18 mag. C/2002 A2 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. 9 6 51.63 30 43.1 3.924 4.727 140 17.7 3.3 290.7 21:33 ( 0, 86)
Feb. 16 6 50.33 30 50.0 4.000 4.732 133 17.8 1.9 295.1 21:05 ( 0, 86)
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New periodic comet with 30 year period. It will be 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)
Feb. 9 3 2.45 65 9.2 1.987 2.375 100 17.7 2.5 37.7 19:01 (165, 58)
Feb. 16 3 5.94 65 25.4 2.036 2.355 96 17.8 5.4 60.0 19:07 (161, 56)
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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)
Feb. 9 4 47.92 15 17.9 1.954 2.501 112 17.9 10.3 66.1 19:30 ( 0, 70)
Feb. 16 4 52.97 15 47.0 2.072 2.536 106 18.1 12.1 70.0 19:08 ( 0, 71)
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