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Image:
2000 Feb. 12
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Now it is about 10.0 mag. It will be 5 mag in 2000 July. In the Northern Hemisphere, it keeps observable until early August. In the Southern Hemisphere, it locates very low between late May and mid June, however, it locates high after late July.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 3 2 7.08 32 43.1 1.915 1.252 36 10.5 14.6 30.1 5:30 (225, 3)
June 10 2 11.40 34 21.8 1.708 1.158 41 10.0 17.9 27.5 5:33 (220, 6)
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It is expected to be bright as 7 mag in late 2000. Northern people cannot observe it until December. No observations reported since it was observed visually as 14.4 mag on Mar. 9.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 3 3 43.14 -31 39.8 3.395 2.950 55 12.4 25.1 95.9 5:30 (293, 24)
June 10 3 57.21 -32 0.8 3.279 2.873 58 12.2 26.5 97.7 5:33 (292, 27)
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Image:
1998 Dec. 5
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Only southern people can observe it. It will appear again in 2000 August as 13 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 3 22 54.31 -49 26.6 3.452 3.847 105 13.0 4.7 262.3 5:30 (337, 74)
June 10 22 50.20 -49 32.6 3.393 3.876 111 13.0 6.8 261.2 5:33 (358, 75)
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Image:
1999 June 12
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The altitude will be 23 deg at best in the Northern Hemisphere. Now it is not in outburst.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 3 16 59.77 -32 10.3 5.057 6.057 169 13.4 6.8 278.3 0:14 (180, 87)
June 10 16 56.06 -32 2.4 5.052 6.055 170 13.4 6.8 280.6 23:38 (180, 87)
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Image:
1999 July 31
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It is only observable in the Southern Hemisphere until the end of 2001.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 3 1 6.48 -71 56.9 2.916 3.269 101 13.5 30.5 120.5 5:30 (342, 47)
June 10 1 49.12 -73 32.6 2.894 3.264 102 13.4 30.1 114.4 5:33 (343, 46)
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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)
June 3 5 29.58 -69 15.7 11.133 11.213 91 13.7 5.0 88.1 18:25 ( 25, 34)
June 10 5 36.15 -69 16.1 11.173 11.261 92 13.8 5.0 93.6 18:25 ( 25, 32)
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Image:
2000 Jan. 8
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It will be 13 mag at good position in 2000 September. It was reported as 13.5 mag visually.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 3 22 30.82 50 23.4 3.601 3.482 75 14.2 22.9 335.0 5:30 (182, 5)
June 10 22 22.39 52 49.6 3.493 3.450 79 14.1 24.5 328.9 5:08 (180, 2)
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Image:
1999 Dec. 30
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Because it is far away, it keeps 14 mag until late 2000.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 3 1 7.60 14 0.1 4.760 4.214 52 14.1 13.8 92.4 5:30 (227, 26)
June 10 1 14.08 13 54.4 4.681 4.219 57 14.1 13.2 94.6 5:33 (222, 30)
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It will be 14 mag from August to November. But the altitude keeps lower than 20 deg until late August. It was observed as about 16 mag on May 3.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 3 20 49.78 -34 52.3 2.024 2.743 125 15.2 4.9 132.9 4:03 (180, 90)
June 10 20 51.15 -35 17.1 1.936 2.719 131 15.0 3.9 161.9 3:37 ( 0, 90)
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Very low in the morning sky. It was fainter than 14.5 mag on May 15 by Biver.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 3 0 1.90 -11 10.5 2.058 2.080 77 15.0 20.8 77.6 5:30 (231, 56)
June 10 0 11.10 -10 42.7 2.020 2.121 81 15.2 18.7 79.3 5:33 (223, 59)
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Image:
2000 Jan. 28
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It will be observable as 15 mag with a good condition.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 3 15 42.29 36 41.3 6.570 7.120 119 15.1 10.8 240.0 22:52 (180, 18)
June 10 15 37.01 36 0.1 6.608 7.122 116 15.1 10.9 234.4 22:19 (180, 19)
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New near-earth astedoid. It will be brighter than 16 mag until mid July.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 3 17 43.25 28 34.0 0.264 1.193 127 15.8 63.0 23.9 0:56 (180, 27)
June 10 17 59.36 35 38.9 0.233 1.151 120 15.7 72.1 27.4 0:45 (180, 20)
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Image:
2000 Feb. 17
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It will fade out gradually after this, but it can be observed as 17.5 mag in 2001 spring.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 3 10 44.62 31 52.9 4.459 4.368 78 15.9 12.1 200.9 18:25 (173, 23)
June 10 10 42.71 30 34.4 4.609 4.405 72 16.1 11.4 193.6 18:25 (166, 23)
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New comet. Although it will be fading after this, it is observable as 17 mag even in 2001 spring because it is very far.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 3 16 29.44 10 37.1 5.512 6.385 146 16.3 14.1 297.5 23:39 (180, 44)
June 10 16 23.53 11 19.9 5.549 6.394 143 16.3 13.5 295.0 23:06 (180, 44)
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It will be 13.5 mag in 2001 July, however, it will not be obesrvable after July 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)
June 3 12 57.64 -27 16.3 4.042 4.741 128 16.3 6.2 268.8 20:08 (180, 82)
June 10 12 54.79 -27 17.9 4.081 4.696 121 16.3 4.7 265.9 19:38 (180, 82)
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Image:
1999 June 12
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It keeps over 30 deg high until end of August.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 3 16 54.21 -17 6.2 9.067 10.077 174 16.3 4.2 279.3 0:08 (180, 72)
June 10 16 52.18 -17 1.7 9.082 10.089 172 16.3 4.2 278.4 23:35 (180, 72)
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In the Northern Hemisphere, it keeps 16 mag and 25 deg high until late August.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 3 16 36.13 -29 46.3 1.765 2.774 172 16.9 13.1 284.0 23:46 (180, 85)
June 10 16 29.28 -29 21.3 1.739 2.740 168 16.8 13.3 287.1 23:11 (180, 84)
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New comet. It will be observable as 16.5-17 mag until late October.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 3 17 22.58 11 27.9 1.927 2.819 144 16.9 10.3 327.8 0:37 (180, 44)
June 10 17 19.82 12 23.2 1.891 2.782 144 16.8 9.3 319.5 0:06 (180, 43)
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New comet with a period of 5.4 years. It must be 12 mag and moving fast in March, when it was 0.1 AU from the earth. Although it was fading out rapidly in April, reported as 16.8 mag in Apr. 23, it was bright as 15.5 mag in May. It was reported as faint as 17 mag after mid May.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 3 17 14.65 4 15.8 0.530 1.505 152 17.1 18.8 249.8 0:29 (180, 51)
June 10 17 7.08 3 21.6 0.591 1.567 153 17.5 17.0 238.7 23:49 (180, 52)
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Image:
1999 May 31
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Fading gradually. It keeps 17-18 mag at good position until October.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 3 20 27.83 33 35.9 5.794 6.102 102 17.2 12.4 329.2 3:41 (180, 21)
June 10 20 23.96 34 47.8 5.758 6.127 106 17.2 12.3 323.4 3:10 (180, 20)
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It keeps 17 mag at good position until August. It was bright as 16.4 mag on Apr. 15.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 3 17 5.57 5 19.2 4.590 5.505 151 17.2 20.5 276.6 0:20 (180, 50)
June 10 16 56.03 5 32.8 4.595 5.506 151 17.2 20.4 274.4 23:38 (180, 49)
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It is not observable around the perihelion passage. In July when it will be lower than 20 deg, it reaches only to 16.5 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 3 10 45.08 17 1.2 2.133 2.258 83 17.4 16.2 128.5 18:25 (171, 38)
June 10 10 51.77 15 47.8 2.177 2.218 78 17.3 18.3 126.3 18:25 (165, 38)
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 3 10 19.69 36 43.1 5.516 5.291 71 17.4 7.7 115.2 18:25 (169, 17)
June 10 10 23.95 36 19.5 5.639 5.323 66 17.5 8.5 114.2 18:25 (164, 16)
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Image:
2000 Feb. 11
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It was in fact a bit 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)
June 3 12 11.61 7 22.4 1.648 2.170 106 17.4 16.7 121.9 19:23 (180, 48)
June 10 12 18.67 6 18.1 1.731 2.184 102 17.6 18.5 121.0 19:02 (180, 49)
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Image:
1999 June 30
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It keeps the good condition until autumn. It will fade out gradually.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 3 17 16.96 30 8.0 6.176 6.834 126 17.6 6.5 299.7 0:31 (180, 25)
June 10 17 13.90 30 27.2 6.218 6.871 126 17.6 6.1 291.8 0:00 (180, 25)
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