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It is brightening rapidly after the nucleus splitted. In the Northern Hemisphere, it is not observable until it appears at dawn as 4 mag in late June. In the Southern Hemisphere, now it is a naked-eye object.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 2 4 52.20 -27 17.5 0.462 0.796 49 3.9 60.7 262.5 20:53 ( 87,-48)
June 9 4 14.09 -27 15.1 0.384 0.835 51 3.7 86.4 276.2 3:00 (278,-40)
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Diffused and hard to see.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 2 8 40.10 28 12.4 1.561 1.269 54 11.6 59.9 103.9 20:53 (106, 28)
June 9 9 10.20 26 18.7 1.593 1.300 54 12.1 59.2 107.2 20:58 (104, 27)
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In the Northern Hemisphere, it appears at dawn at 10 mag in late July, then reaches to 8 mag in autumn.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 2 2 18.55 -9 36.1 2.322 1.791 47 12.7 40.5 66.9 3:03 (273,-12)
June 9 2 36.36 -7 43.3 2.247 1.745 48 12.3 41.5 67.0 3:00 (273,-10)
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Appearing at dawn. However, it never locates high and will not be observable after August.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 2 0 58.69 -8 45.6 3.505 3.166 62 12.5 13.3 161.3 3:03 (284, 4)
June 9 1 0.42 -10 19.8 3.396 3.181 69 12.5 14.6 168.2 3:00 (288, 8)
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It locates good position, however it is getting diffused and will not be obervable soon.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 2 17 52.27 76 55.7 2.674 2.696 80 12.5 10.0 279.3 1:12 (180, 48)
June 9 17 31.83 76 55.4 2.762 2.774 80 12.7 9.9 260.9 0:24 (180, 48)
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Not observable until December when it becomes fainter than 17.5 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 2 5 9.34 22 11.8 2.463 1.461 6 13.1 48.2 86.8 20:53 (130,-14)
June 9 5 33.79 22 22.6 2.453 1.447 5 13.0 48.8 89.2 20:58 (132,-15)
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It was observed at 12 mag visually in mid May. Now it is fading rapidly.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 2 8 29.74 22 21.3 1.621 1.292 52 13.2 61.3 103.2 20:53 (102, 23)
June 9 8 57.95 20 38.5 1.738 1.387 52 15.5 55.1 105.7 20:58 (101, 21)
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KenIchi Kadota, Ageo, Japan, caught the outburst on May 17. It is now bright at 12 mag visually.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 2 19 14.04 -28 15.3 5.079 5.937 144 13.3 4.6 263.1 2:33 ( 0, 27)
June 9 19 11.38 -28 19.0 5.020 5.935 151 13.3 5.4 264.6 2:02 ( 0, 27)
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It is not observable in the Northern Hemisphere until when it locates low in the evening sky at 15 mag in December.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 2 0 3.90 -70 49.5 2.753 3.160 104 13.7 11.7 99.3 3:03 (341,-25)
June 9 0 19.12 -71 3.6 2.721 3.157 106 13.7 10.0 103.0 3:00 (342,-25)
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It is much brighter visually, around 12 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 2 13 34.63 26 52.2 3.025 3.554 113 13.9 25.7 233.1 20:53 ( 5, 82)
June 9 13 24.87 25 2.5 3.150 3.589 107 14.0 23.3 227.3 20:58 ( 48, 76)
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In the Northern Hemisphere, it is not observable, will appear at dawn in November at 16.5 mag and fade. In the Southern Hemisphere, it locates high.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 2 16 3.29 -56 52.2 1.393 2.296 144 14.3 79.7 272.5 23:13 ( 0, -2)
June 9 14 58.26 -55 3.9 1.400 2.271 139 14.3 77.9 287.9 21:42 ( 0, 0)
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Appearing at dawn. It will fade gradually after this.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 2 1 23.53 3 4.2 1.989 1.569 51 14.4 44.6 72.6 3:03 (271, 6)
June 9 1 43.36 4 35.2 1.957 1.568 52 14.3 44.0 73.3 3:00 (270, 8)
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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)
June 2 2 10.19 5 31.9 2.537 1.874 39 14.4 28.1 70.5 3:03 (262, -2)
June 9 2 22.28 6 34.3 2.549 1.938 43 14.7 26.4 71.3 3:00 (263, 1)
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New comet. It reaches to 13.5 mag in 2002 summer, and keeps observable for a long while.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 2 15 19.67 -22 50.2 5.394 6.363 161 14.7 10.4 317.0 22:35 ( 0, 32)
June 9 15 16.24 -21 57.3 5.406 6.335 154 14.7 10.0 319.2 22:04 ( 0, 33)
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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 2 5 15.36 -73 9.2 13.456 13.591 95 15.0 4.1 88.7 20:53 ( 19,-43)
June 9 5 22.02 -73 9.8 13.489 13.635 96 15.0 4.2 94.1 20:58 ( 18,-45)
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It hardly faded out since the perihelion passage in 2000 June, and still keeps 14 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 2 6 17.96 -23 50.6 5.033 4.478 51 15.0 15.2 54.0 20:53 ( 80,-29)
June 9 6 24.22 -22 51.6 5.116 4.520 49 15.1 14.6 57.3 20:58 ( 84,-34)
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Not observable. It will appear 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)
June 2 2 49.78 21 48.2 3.399 2.522 25 15.2 27.3 66.9 3:03 (243, 0)
June 9 3 2.39 23 1.1 3.381 2.542 29 15.3 26.8 67.6 3:00 (244, 3)
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Because it is far away, it keeps brighter than 16 mag until August.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 2 10 17.42 -2 29.1 5.666 5.681 85 15.3 6.6 342.2 20:53 ( 62, 30)
June 9 10 16.75 -1 47.9 5.810 5.700 78 15.4 5.6 351.2 20:58 ( 69, 24)
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Although it is low right now, it is observable until 2002 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)
June 2 4 35.75 58 6.2 5.835 5.049 35 15.4 15.4 69.0 3:03 (203, 11)
June 9 4 48.70 58 44.5 5.823 5.037 36 15.3 15.6 69.3 3:00 (204, 13)
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It is observable as 15.5 mag until autumn.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 2 15 19.45 8 52.6 6.772 7.608 143 15.5 9.4 246.8 22:34 ( 0, 64)
June 9 15 15.48 8 24.9 6.838 7.624 138 15.5 9.1 242.8 22:03 ( 0, 63)
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It is observable in the evening sky until July.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 2 11 30.82 10 36.5 3.301 3.578 97 15.7 7.7 129.5 20:53 ( 57, 52)
June 9 11 33.96 10 0.6 3.403 3.582 91 15.7 9.1 126.3 20:58 ( 64, 47)
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Appearing at dawn. It will brighten and locate higher after this. It will be observable at 14 mag for one year from 2001 September.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 2 1 54.80 28 3.2 5.384 4.623 37 15.8 13.5 35.3 3:03 (245, 14)
June 9 1 58.86 29 21.8 5.277 4.585 42 15.7 13.6 33.0 3:00 (246, 18)
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Appearing at dawn. It reaches to 4 mag in 2002 January.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 2 2 34.89 45 34.5 4.501 3.711 34 16.0 14.4 79.2 3:03 (225, 17)
June 9 2 44.36 45 53.6 4.386 3.629 37 15.8 14.5 78.7 3:00 (227, 19)
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New comet. It is observable at 16 mag in good condition 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 2 20 58.25 -3 15.6 2.516 3.081 114 15.9 18.6 348.8 3:03 (332, 48)
June 9 20 56.00 -1 7.3 2.446 3.092 120 15.8 19.3 341.8 3:00 (341, 52)
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It keeps around 17 mag until 2002 autumn because it is far away. However, it goes to the southern sky.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 2 13 37.22 -16 59.1 4.800 5.583 136 16.4 8.9 251.2 20:53 ( 0, 38)
June 9 13 33.40 -17 19.7 4.862 5.562 129 16.4 7.8 247.4 20:58 ( 11, 37)
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Appearing at dawn. It will fade out gradually after this.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 2 21 56.51 -5 24.2 5.621 5.917 102 16.4 5.7 326.7 3:03 (316, 39)
June 9 21 54.76 -4 51.8 5.555 5.962 108 16.4 6.2 315.9 3:00 (323, 43)
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 2 17 47.10 -17 4.1 9.771 10.747 163 16.7 3.8 275.7 1:06 ( 0, 38)
June 9 17 45.19 -17 1.6 9.760 10.760 169 16.7 4.0 274.6 0:37 ( 0, 38)
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New periodic comet. It will fade out after this and be fainter than 18 mag in August.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 2 15 17.76 -5 24.4 1.851 2.798 154 16.8 11.3 242.3 22:33 ( 0, 50)
June 9 15 13.52 -6 3.5 1.908 2.818 147 16.9 10.0 233.8 22:01 ( 0, 49)
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 2 14 16.23 8 12.8 5.399 6.141 133 17.1 14.1 272.6 21:31 ( 0, 63)
June 9 14 9.88 8 14.9 5.509 6.164 126 17.1 12.8 269.8 20:58 ( 0, 63)
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
June 2 15 37.27 38 26.3 6.725 7.251 117 17.1 10.4 286.0 22:52 (180, 87)
June 9 15 31.46 38 42.5 6.798 7.274 114 17.2 9.6 280.8 22:19 (180, 86)
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