|
Image:
2000 Feb. 12
|
It will be 3 mag in 2000 July, but it is a few mag fainter actually. Not observable now. In the Northern Hemisphere, it will appear at dawn in late May as 10 mag, then 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.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 29 1 49.43 27 52.3 2.685 1.738 15 11.5 7.9 47.7 3:38 (233, -3)
May 6 1 52.64 28 33.0 2.566 1.640 18 11.2 8.9 44.6 3:29 (235, 0)
|
Image:
1998 Dec. 5
|
Only southern people can observe it. Recently it was observed as 12 mag. It will appear again in 2000 August as 13 mag.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 29 22 55.18 -50 9.3 3.765 3.715 79 13.0 5.0 46.6 3:38 (321,-16)
May 6 22 57.32 -49 48.6 3.705 3.740 84 13.0 3.3 42.1 3:29 (322,-14)
|
|
It is expected to be bright as 7 mag in late 2000. Northern people cannot observe it until December.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 29 2 43.22 -31 27.7 3.949 3.331 46 13.2 19.2 85.2 20:16 ( 76,-41)
May 6 2 53.96 -31 18.8 3.845 3.256 47 13.1 20.2 87.6 3:29 (281,-46)
|
Image:
1999 June 12
|
The altitude will be 23 deg at best in the Northern Hemisphere. Now it is not in outburst.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 29 17 15.27 -32 18.6 5.285 6.068 137 13.5 3.8 263.2 2:47 ( 0, 23)
May 6 17 12.92 -32 20.9 5.214 6.066 144 13.5 4.7 267.5 2:17 ( 0, 23)
|
|
Only southern people can observe it. Northern people can never see it again.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 29 4 58.95 -70 3.4 10.951 10.972 88 13.6 4.7 58.1 20:16 ( 24,-32)
May 6 5 4.62 -69 47.4 10.985 11.021 89 13.6 4.8 64.5 20:24 ( 25,-34)
|
Image:
1999 July 31
|
It is only observable in the Southern Hemisphere until the end of 2001.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 29 22 44.64 -61 20.2 3.204 3.316 87 13.7 27.8 132.1 3:38 (331,-21)
May 6 23 5.94 -63 31.6 3.125 3.304 91 13.7 28.7 131.7 3:29 (333,-23)
|
|
Only observable in the Southern Hemisphere. In the Northern Hemisphere, it appears at dawn in 2000 June, when it will be already fainter than 15 mag. It was fainter than 12.0 mag on Feb. 11 by KenIchi Kadota, Ageo.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 29 23 2.54 -14 58.0 2.204 1.882 58 14.1 30.1 74.4 3:38 (292, 4)
May 6 23 16.11 -14 2.9 2.180 1.920 61 14.3 28.4 74.5 3:29 (292, 6)
|
|
Not observable at all in this return.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 29 2 32.57 20 1.1 2.340 1.342 5 14.2 53.4 72.2 20:16 (126,-13)
May 6 2 58.06 21 47.8 2.351 1.350 5 14.3 53.0 74.3 20:24 (129,-13)
|
Image:
1999 Dec. 30
|
Because it is far away, it keeps 14 mag until late 2000. It will not be observable until May.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 29 0 31.21 13 48.9 5.064 4.201 27 14.3 16.3 86.5 3:38 (255, 3)
May 6 0 38.93 13 55.1 5.018 4.202 32 14.2 15.9 87.1 3:29 (257, 5)
|
Image:
2000 Jan. 8
|
It will be 13 mag at good position in 2000 September. It was reported as 13.5 mag visually.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 29 22 44.93 39 31.3 4.151 3.656 54 14.7 16.1 0.8 3:38 (243, 36)
May 6 22 44.64 41 28.0 4.045 3.619 58 14.6 17.2 356.0 3:29 (242, 40)
|
Image:
2000 Jan. 28
|
It will be observable as 15 mag with a good condition.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 29 16 10.87 38 22.7 6.530 7.112 121 15.1 9.2 267.7 1:43 (180, 87)
May 6 16 5.26 38 16.6 6.518 7.113 122 15.1 9.7 262.1 1:10 (180, 87)
|
Image:
2000 Feb. 17
|
It will fade out gradually after this, but it can be observed as 17.5 mag in 2001 spring.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 29 11 12.56 38 33.5 3.736 4.192 110 15.4 19.2 236.1 20:40 (180, 87)
May 6 11 3.96 37 16.2 3.870 4.227 103 15.5 17.4 229.5 20:24 (120, 85)
|
Image:
2000 Feb. 11
|
It will keep 20 deg high in the Northern Hemisphere until mid June, but it will fade out rapidly.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 29 13 30.60 -32 57.8 1.335 2.299 157 15.5 12.0 260.5 22:58 ( 0, 22)
May 6 13 24.60 -33 5.8 1.384 2.333 154 15.7 9.7 267.5 22:25 ( 0, 22)
|
|
It will be 13 mag from August to November. But the altitude keeps lower than 20 deg until late August.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 29 20 25.59 -33 40.4 2.544 2.866 98 15.8 12.9 93.9 3:38 (331, 14)
May 6 20 32.39 -33 47.9 2.433 2.841 103 15.6 11.4 96.6 3:29 (333, 15)
|
Image:
2000 Jan. 15
|
It was reported as 13.5-14.0 mag visually.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 29 7 21.30 26 40.2 3.893 3.659 69 16.2 13.0 99.1 20:16 ( 94, 46)
May 6 7 28.26 26 24.8 3.981 3.654 64 16.3 14.0 99.5 20:24 ( 97, 40)
|
Image:
1999 June 12
|
No observations reported since 1999 June. The altitude will be 38 deg at best after this in the Northern Hemisphere.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 29 17 3.24 -17 33.3 9.201 10.016 142 16.3 2.9 286.2 2:35 ( 0, 37)
May 6 17 1.75 -17 27.6 9.147 10.028 149 16.3 3.4 284.0 2:06 ( 0, 38)
|
|
It will be higher than 25 deg until early June. It is not obervable in the Northern Hemisphere around the perihelion passage, when it reaches to 13 mag.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 29 13 21.33 -27 5.2 4.009 4.968 160 16.5 11.0 264.7 22:49 ( 0, 28)
May 6 13 15.69 -27 10.8 3.989 4.922 155 16.4 10.5 266.7 22:16 ( 0, 28)
|
Image:
2000 Feb. 12
|
It is fading out slowly now, but it will be too low to observe soon.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 29 7 19.99 8 6.2 1.953 1.901 71 16.5 34.0 100.4 20:16 ( 73, 36)
May 6 7 35.65 7 21.5 2.048 1.938 69 16.7 33.7 101.2 20:24 ( 76, 31)
|
Image:
2000 Feb. 11
|
It was in fact a bit brighter than this ephemeris.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 29 11 51.03 11 0.6 1.291 2.117 133 16.8 3.8 139.8 21:20 ( 0, 66)
May 6 11 52.83 10 34.9 1.352 2.126 127 16.9 6.8 130.8 20:54 ( 0, 66)
|
|
It kept brightening even after perihelion passage and reached to 15.5 mag in mid April. But it began to fade out rapidly after that.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 29 8 49.47 20 10.4 1.551 1.854 90 16.9 32.5 118.3 20:16 ( 68, 60)
May 6 9 3.65 18 22.5 1.638 1.882 87 17.3 32.6 118.1 20:24 ( 70, 55)
|
|
Recovered by LINEAR. It keeps 17 mag for a while, however, it will be lower. It may be fainter than this ephemeris.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 29 11 18.57 -1 43.0 1.800 2.584 131 16.9 2.7 26.0 20:47 ( 0, 53)
May 6 11 19.70 -1 29.7 1.858 2.577 125 17.0 3.9 69.5 20:24 ( 1, 54)
|
Image:
2000 Jan. 28
|
It keeps 16 mag at good position until May.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 29 10 6.06 38 8.7 4.869 5.133 99 17.0 2.4 123.1 20:16 (114, 81)
May 6 10 7.60 37 57.4 4.999 5.164 93 17.1 3.7 120.6 20:24 (107, 75)
|
|
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. It will fade out soon.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 29 17 59.10 2 18.6 0.318 1.217 124 17.1 21.2 318.7 3:31 ( 0, 57)
May 6 17 51.60 3 49.7 0.353 1.270 131 17.9 20.6 299.8 2:56 ( 0, 59)
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 29 11 13.40 -0 59.7 3.333 4.059 130 17.1 17.3 302.0 20:41 ( 0, 54)
May 6 11 7.23 -0 0.4 3.503 4.126 121 17.3 14.1 303.5 20:24 ( 7, 55)
|
Image:
1999 May 31
|
Fading gradually. It keeps 17-18 mag at good position until October.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 29 20 37.24 26 49.9 6.054 5.983 81 17.2 12.1 357.5 3:38 (274, 57)
May 6 20 36.66 28 14.3 5.996 6.006 85 17.2 12.1 352.0 3:29 (274, 61)
|
|
It keeps 17 mag at good position until August. It was bright as 16.4 mag on Apr. 15.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 29 17 48.57 3 2.5 4.844 5.508 126 17.3 16.0 288.3 3:20 ( 0, 58)
May 6 17 41.11 3 36.6 4.759 5.507 133 17.3 17.4 285.7 2:45 ( 0, 59)
|
Image:
1999 June 30
|
It keeps the good condition until autumn. It will fade out gradually.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 29 17 29.58 26 58.4 6.105 6.655 119 17.5 8.0 336.4 3:01 ( 0, 82)
May 6 17 27.69 27 47.4 6.101 6.691 121 17.5 7.8 329.2 2:32 ( 0, 83)
|
Image:
1999 Jan. 22
|
A Centaur asteroid. The perihelion passage is in 2004. It will keep the current brightness over 10 years after this.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 29 9 36.70 1 2.2 13.000 13.325 106 17.6 0.5 359.4 20:16 ( 30, 52)
May 6 9 36.81 1 5.0 13.108 13.323 100 17.6 0.6 56.7 20:24 ( 42, 48)
|
Image:
2000 Feb. 9
|
It was fading gradually after November, but now it is diffused.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 29 9 32.90 7 39.0 3.036 3.422 103 17.8 6.3 80.3 20:16 ( 36, 58)
May 6 9 36.17 7 43.9 3.173 3.460 97 17.9 7.7 87.5 20:24 ( 48, 53)
|
|
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.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 29 10 28.49 21 41.2 1.901 2.454 111 18.0 5.5 179.2 20:16 ( 19, 76)
May 6 10 29.24 20 58.5 1.946 2.415 105 17.9 7.2 156.3 20:24 ( 44, 72)
|
|
New comet. It will fade out after this.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Apr. 29 13 7.44 5 20.9 1.895 2.825 152 17.9 51.8 286.2 22:34 ( 0, 60)
May 6 12 45.42 6 51.7 1.990 2.843 140 18.0 45.4 284.7 21:45 ( 0, 62)
|