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It is expected to be bright as 7 mag in late 2000. Northern people cannot observe it until December.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Sept.30 9 58.26 -42 54.1 2.055 1.638 51 9.2 43.3 87.1 4:13 (303, 32)
Oct. 7 10 25.51 -42 29.3 2.029 1.568 49 9.0 42.8 84.0 4:02 (303, 30)
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Not observable in the Northern Hemisphere. It is very low in the evening sky in the southern hemisphere. The outburst from 8 mag to 6.6 mag on Sept. 14 was observed by the SOHO.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Sept.30 13 43.38 -16 13.0 1.389 0.613 23 10.1 110.6 114.9 19:27 ( 74, 6)
Oct. 7 14 30.63 -20 53.1 1.446 0.741 28 11.4 97.4 110.8 19:34 ( 72, 11)
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Image:
2000 Feb. 5
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It will be observable as 12 mag under good condition from October to December. Strange tail was observed.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Sept.30 2 14.12 47 56.7 2.805 3.525 129 12.7 27.1 247.2 1:39 (180, 7)
Oct. 7 1 56.17 46 28.4 2.698 3.493 136 12.6 30.9 241.8 0:54 (180, 8)
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It may keep the brightness of the outburst in the last return and reach to 6 mag. However, it locates extremely low, only 8 deg at best from November to December 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)
Sept.30 11 53.27 8 46.9 2.777 1.823 14 13.3 36.7 114.9 4:13 (272,-18)
Oct. 7 12 9.29 6 55.9 2.694 1.757 16 12.9 38.4 115.0 4:02 (273,-17)
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Image:
1999 Dec. 30
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Because it is far away, it keeps brighter than 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)
Sept.30 1 47.75 0 46.7 3.453 4.405 159 13.1 13.6 203.8 1:12 (180, 54)
Oct. 7 1 45.04 -0 39.8 3.449 4.423 165 13.1 13.7 206.3 0:42 (180, 56)
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It keeps brighter than 13.5 mag until December, and the altitude will be higher slowly to 30 deg.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Sept.30 20 6.31 -31 25.0 1.880 2.408 109 13.1 12.4 40.3 19:28 (180, 86)
Oct. 7 20 11.33 -30 17.6 1.946 2.395 104 13.1 14.3 46.9 19:34 (127, 82)
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Image:
2000 Jan. 8
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It will be observable in good condition as 13.5 mag until October. Recently it is brighter than this ephemeris, around 13.0 mag
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Sept.30 16 48.80 42 36.6 3.202 3.086 74 13.4 22.8 194.0 19:27 (146, 0)
Oct. 7 16 46.09 40 7.1 3.261 3.075 70 13.4 20.8 189.1 19:34 (139, -2)
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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. Recently it is brighter than this ephemeris, around 13.0 mag
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Sept.30 9 4.56 -70 40.0 3.476 3.361 75 13.8 4.1 137.2 4:13 (337, 41)
Oct. 7 9 7.39 -71 4.5 3.509 3.378 74 13.8 4.1 163.3 4:02 (338, 42)
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Image:
1999 June 12
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Very low in the evening sky. 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)
Sept.30 16 52.91 -29 18.7 6.317 6.020 68 13.8 7.5 86.2 19:27 ( 84, 49)
Oct. 7 16 57.09 -29 15.7 6.415 6.017 62 13.9 8.2 87.4 19:34 ( 81, 43)
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Image:
1998 Dec. 5
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Fading now. In the northern hemisphere, it will be higher than 20 deg only in October and November.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Sept.30 20 27.05 -38 39.6 3.960 4.421 111 14.1 12.9 339.8 19:48 ( 0, 86)
Oct. 7 20 24.97 -37 15.6 4.099 4.460 104 14.2 12.2 347.7 19:34 ( 53, 86)
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Image:
1997 Apr. 5
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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)
Sept.30 6 54.86 -75 43.3 12.051 12.014 85 14.2 5.4 177.5 4:13 (349, 47)
Oct. 7 6 54.75 -76 21.0 12.116 12.061 84 14.2 5.4 183.7 4:02 (351, 47)
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It reached to 13 mag at return in 1987, however, it was not observed at return in 1994. The ephemeris says it will reach to 13.7 mag in November, but it may be much fainter.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Sept.30 1 39.44 20 44.2 1.270 2.217 154 14.5 7.1 261.6 1:04 (180, 34)
Oct. 7 1 35.41 20 31.2 1.213 2.184 161 14.3 9.4 253.6 0:33 (180, 34)
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Near earth asteroid. It will fade out rapidly.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Sept.30 22 1.99 -1 5.7 0.089 1.075 143 14.3 153.7 45.7 21:27 (180, 55)
Oct. 7 22 37.65 7 11.2 0.136 1.116 146 15.2 70.4 49.4 21:33 (180, 47)
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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)
Sept.30 14 12.47 -12 20.4 2.490 1.673 27 14.9 40.6 114.7 19:27 ( 81, 9)
Oct. 7 14 30.45 -14 17.5 2.491 1.650 25 14.8 41.5 113.5 19:34 ( 77, 7)
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Brightened rapidly. 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)
Sept.30 18 8.83 3 11.5 2.293 2.435 85 14.9 25.1 110.5 19:27 (138, 43)
Oct. 7 18 20.18 2 11.9 2.353 2.432 82 14.9 26.4 108.1 19:34 (131, 41)
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Near earth asteroid. It will fade out soon.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Sept.30 21 20.24 -23 48.2 0.263 1.180 127 15.2 50.7 211.8 20:41 (180, 79)
Oct. 7 21 9.68 -28 0.5 0.300 1.166 116 15.6 33.2 205.9 20:03 (180, 83)
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Image:
2000 Jan. 28
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It will set down soon. However, it will be observable as 15.5 mag again in 2001 spring.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Sept.30 15 19.77 19 12.0 7.833 7.201 47 15.5 9.4 150.8 19:27 (116, 3)
Oct. 7 15 22.14 18 16.2 7.893 7.208 44 15.6 9.3 147.0 19:34 (111, -2)
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Image:
1999 Nov. 28
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It will be observable in good condition as 15 mag from autumn to winter.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Sept.30 3 31.45 47 49.1 5.201 5.768 119 15.7 8.8 332.9 2:56 (180, 7)
Oct. 7 3 28.20 48 42.6 5.101 5.740 125 15.6 9.1 324.9 2:25 (180, 6)
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New comet. It is fading out after this.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Sept.30 0 26.26 -14 4.6 1.612 2.586 163 15.7 13.8 295.1 23:47 (180, 69)
Oct. 7 0 20.42 -13 19.7 1.643 2.603 159 15.8 13.6 300.7 23:13 (180, 68)
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It is at best as 16 mag in October and November.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Sept.30 5 28.24 29 47.8 1.536 2.026 103 16.0 19.0 60.1 4:13 (189, 25)
Oct. 7 5 36.45 30 54.3 1.482 2.039 108 16.0 16.8 55.3 4:02 (187, 24)
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It will be observable as 9-10 mag from 2001 March to June.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Sept.30 2 51.01 2 4.3 1.811 2.685 143 16.9 7.8 235.9 2:16 (180, 53)
Oct. 7 2 47.32 1 32.5 1.711 2.629 150 16.6 10.5 243.4 1:44 (180, 53)
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Although it keeps brighter than 17 mag in October, it is fading out.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Sept.30 3 14.81 45 17.7 1.695 2.401 123 16.7 10.1 342.7 2:39 (180, 10)
Oct. 7 3 11.88 46 19.3 1.663 2.422 129 16.7 9.8 324.3 2:09 (180, 9)
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Image:
1999 Nov. 13
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It will be at peak of 17 mag in September and October, but the altitude is lower than 40 deg.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Sept.30 3 22.04 -22 9.4 4.667 5.369 130 17.1 17.2 207.8 2:47 (180, 77)
Oct. 7 3 17.66 -23 54.6 4.631 5.372 133 17.1 17.4 211.9 2:15 (180, 79)
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Unrecovered periodic comet in first return. It will locate high as 16.7 mag in November and December. However, it must be much fainter because not yet recovered.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Sept.30 2 49.85 13 15.3 2.112 2.974 143 17.3 4.7 248.7 2:14 (180, 42)
Oct. 7 2 47.22 13 1.3 2.049 2.961 150 17.2 6.9 250.9 1:44 (180, 42)
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Although it is in the evening low sky as 17 mag in 2000 autumn, it will be observable again as 16.5 mag in 2001 autumn.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Sept.30 20 6.24 -16 42.7 2.216 2.765 112 17.3 5.3 108.9 19:28 (180, 72)
Oct. 7 20 9.30 -16 52.5 2.281 2.742 106 17.2 7.6 98.2 19:34 (158, 71)
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The condition is good until late December, but it reaches to 17.5 mag at best.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Sept.30 0 14.56 2 13.9 1.954 2.954 177 17.5 12.8 217.9 23:35 (180, 53)
Oct. 7 0 10.94 1 3.0 1.945 2.932 168 17.5 12.6 216.8 23:04 (180, 54)
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New comet. It keeps 17.5 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)
Sept.30 23 41.78 38 38.7 5.344 6.172 142 17.5 17.2 245.1 23:02 (180, 16)
Oct. 7 23 32.70 37 44.0 5.357 6.186 143 17.6 17.1 241.0 22:26 (180, 17)
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Image:
1999 May 31
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Fading gradually. It keeps 17-18 mag at good position until October. No observations reported since 1999 August.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Sept.30 19 7.64 38 5.9 6.311 6.558 99 17.7 4.1 206.3 19:27 (168, 16)
Oct. 7 19 6.91 37 40.4 6.400 6.586 96 17.7 3.7 190.5 19:34 (161, 14)
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Recovered lost comet. It will fade out soon.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Sept.30 7 16.60 28 14.9 1.441 1.610 80 17.9 29.8 65.8 4:13 (214, 18)
Oct. 7 7 30.39 29 40.4 1.422 1.657 84 18.1 27.4 63.2 4:02 (212, 17)
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The condition is good until late January, but it reaches to 18 mag at best.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Sept.30 1 1.86 6 15.2 1.407 2.401 170 18.0 11.1 263.2 0:27 (180, 49)
Oct. 7 0 56.43 6 4.9 1.379 2.378 178 18.0 12.0 262.5 23:49 (180, 49)
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It keeps 17.5 mag with a good condition until late January.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Sept.30 4 16.32 34 36.4 2.065 2.685 117 18.2 5.5 54.4 3:40 (180, 20)
Oct. 7 4 18.16 34 56.4 1.977 2.670 124 18.0 3.2 39.0 3:15 (180, 20)
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