|
Image:
1999 Oct. 22
|
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)
Oct. 30 6 30.33 -57 57.3 0.628 1.190 91 8.9 139.7 204.5 3:29 (349, 67)
Nov. 6 5 24.10 -69 12.6 0.771 1.259 90 9.7 92.3 221.0 2:29 ( 0, 56)
|
Image:
1999 Oct. 20
|
Although it locates in good positon until December, it will fade out rapidly.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 22 37.54 18 3.3 1.298 2.061 127 11.3 51.3 203.5 20:03 (180, 37)
Nov. 6 22 29.86 13 17.0 1.494 2.156 118 11.8 37.2 198.5 20:08 (167, 41)
|
Image:
1999 Oct. 11
|
It tends to be brighter after perihelion passage, but actually it is as bright as before perihelion. It may be a bit brighter than the ephmeris. However, it is as faint as 13 mag by CCD.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 20 47.69 -29 54.0 1.215 1.571 90 11.7 41.4 77.9 19:59 ( 96, 68)
Nov. 6 21 9.16 -28 45.3 1.284 1.595 88 12.1 41.2 75.0 20:08 ( 96, 64)
|
Image:
1998 Dec. 5
|
Only southern people can observe it. 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)
Oct. 30 13 1.61 -73 23.4 3.821 3.447 60 12.6 27.0 121.3 3:29 (342, 29)
Nov. 6 13 42.51 -74 50.7 3.835 3.442 59 12.6 27.0 114.9 3:19 (344, 29)
|
|
Not observable around the perihelion passage at all. When it appears at dawn in 2000 June, it will be already fainter than 15 mag.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 14 1.95 -7 47.5 2.615 1.633 6 12.9 43.7 114.1 3:29 (295,-20)
Nov. 6 14 21.03 -9 51.3 2.583 1.607 7 12.7 44.5 113.2 3:19 (297,-18)
|
Image:
1999 Oct. 20
|
Brightening. Maybe it is brightern than this ephemeris.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 21 52.53 58 22.8 1.262 1.899 114 12.8 39.6 260.2 19:59 (174, -4)
Nov. 6 21 22.35 57 19.1 1.330 1.895 108 12.9 31.7 251.0 20:08 (166, -5)
|
|
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)
Oct. 30 7 3.53 -74 39.3 9.773 9.677 81 12.8 6.8 201.4 3:29 (354, 50)
Nov. 6 6 58.31 -75 22.4 9.834 9.729 81 12.8 6.8 208.8 3:19 (356, 49)
|
Image:
1999 Oct. 20
|
Unexpectedly bright. It was observed visually as 13 mag in October.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 0 17.78 -23 43.7 0.779 1.627 132 13.2 27.5 341.9 21:43 (180, 78)
Nov. 6 0 14.47 -20 28.6 0.789 1.607 128 13.1 29.7 351.3 21:13 (180, 75)
|
Image:
1999 Oct. 10
|
Although it was 14.7 mag on Oct. 10 by CCD, it is around 12 mag visually still now. It turns to be in the morning sky. It passes near by the North Pole in early February in 2000.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 13 59.88 43 49.9 2.219 1.882 57 13.7 22.4 36.2 3:29 (240,-44)
Nov. 6 14 8.64 46 2.2 2.233 1.977 62 14.0 23.9 33.8 3:19 (237,-43)
|
|
The nucleus D was also recovered, 7 arcmin from nucleus A. They say it was bright as 13-15 mag in late October. It may be brighening rapidly now, and maybe it is brighter than this ephemris. Interesting object!
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 18 8.54 -11 54.0 1.106 1.003 56 14.7 37.2 90.1 19:59 ( 94, 27)
Nov. 6 18 27.21 -11 51.8 1.045 0.934 54 14.0 41.2 89.2 20:08 ( 91, 23)
|
Image:
1999 Oct. 11
|
Because it is far away, it keeps 14 mag until late 2000, while Northern people can observe it under good condition.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 21 21.98 23 53.4 4.008 4.454 110 14.0 13.6 154.0 19:59 (162, 29)
Nov. 6 21 25.35 22 29.8 4.065 4.435 105 14.0 13.8 147.7 20:08 (153, 28)
|
Image:
1999 June 12
|
Not observable. It will appear at dawn in 2000 January.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 15 37.65 -27 21.7 7.019 6.122 23 14.1 11.3 100.6 19:59 ( 60, 5)
Nov. 6 15 43.53 -27 36.3 7.053 6.120 18 14.1 11.5 100.7 20:08 ( 56, 0)
|
Image:
1999 July 30
|
Not observable. It appears again at dawn as 15 mag in December.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 14 1.16 -18 42.0 3.244 2.259 6 14.5 4.5 102.6 3:29 (303,-12)
Nov. 6 14 3.24 -18 49.3 3.297 2.327 9 14.7 4.2 104.9 3:19 (301, -9)
|
Image:
1999 Oct. 22
|
Appearing at dawn. It was observed as 15.4 mag on Oct. 17 by Kadota.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 10 53.64 -6 56.1 4.281 3.721 49 14.9 13.0 159.9 3:29 (266, 17)
Nov. 6 10 55.45 -8 20.8 4.251 3.785 55 14.9 12.5 165.0 3:19 (265, 22)
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 14 24.92 31 31.4 4.194 3.564 45 14.9 6.2 148.8 19:59 (103,-42)
Nov. 6 14 26.67 30 58.4 4.180 3.577 46 14.9 5.2 142.2 3:19 (258,-42)
|
Image:
1999 July 31
|
Almost stellar object. It will go down to the south soon. The perihelion passage is in 2000 July, when it will be 13.5 mag. But the comet is in the southern sky.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 18 19.33 -32 43.9 4.429 4.000 58 15.3 9.0 134.9 19:59 ( 73, 38)
Nov. 6 18 23.24 -33 28.0 4.489 3.964 52 15.2 9.8 129.5 20:08 ( 69, 32)
|
Image:
1999 Oct. 17
|
It will be 3 mag in 2000 July. It keeps a good position until 2000 February when it will be 13 mag. It is a bit fainter than the ephemeris recently.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 4 30.06 36 38.4 3.146 3.976 142 15.5 19.9 279.6 2:00 (180, 18)
Nov. 6 4 17.72 36 57.6 3.008 3.899 150 15.3 22.8 275.5 1:20 (180, 18)
|
|
It is expected to be bright as 7 mag in late 2000. It keeps extremely low until 2000 January for nothern people, then they cannot observe it until 2000 December.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 1 46.03 -41 53.3 4.508 5.132 124 15.4 11.2 241.6 23:11 ( 0, 83)
Nov. 6 1 39.88 -42 25.3 4.496 5.066 120 15.3 10.4 248.3 22:38 ( 0, 83)
|
Image:
1999 Oct. 10
|
Because it is extremely far away, it keeps 15 mag until late 2000, while Northern people can observe it under good condition.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 15 53.76 39 22.6 7.665 7.184 57 15.5 9.5 140.8 19:59 (120,-28)
Nov. 6 15 57.46 38 33.1 7.668 7.177 57 15.5 9.2 136.9 20:08 (117,-34)
|
Image:
1999 Oct. 20
|
It will be 14 mag at good position in 2000 September.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 22 39.87 28 5.1 4.094 4.771 128 15.8 15.0 249.1 20:06 (180, 27)
Nov. 6 22 32.95 27 27.1 4.131 4.724 121 15.8 13.4 246.0 20:08 (171, 27)
|
Image:
1999 Oct. 10
|
Although the position is best in December and January, it will be 15 mag at best.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 2 28.92 47 14.0 0.821 1.736 146 16.2 6.7 214.0 23:54 (180, 8)
Nov. 6 2 26.18 46 18.4 0.779 1.708 149 15.9 11.1 201.6 23:24 (180, 9)
|
Image:
1999 Oct. 20
|
Appearing at dawn. It was observed as faint as 16.2 mag on Oct. 20 by Kadota.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 9 46.69 4 42.5 2.514 2.350 69 16.3 19.8 114.8 3:29 (245, 24)
Nov. 6 9 54.68 3 45.7 2.471 2.392 73 16.4 18.0 116.1 3:19 (244, 26)
|
Image:
1999 Feb. 6
|
Mother asteroid of Geminids. Very few observations have been reported and this object is in the M.P.E.C. CRITICAL-LIST.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 1 39.63 43 43.6 1.157 2.072 148 16.5 40.2 236.6 23:04 (180, 11)
Nov. 6 1 19.94 40 57.2 1.198 2.111 149 16.6 37.9 229.2 22:17 (180, 14)
|
Image:
1999 Oct. 10
|
It tends to be at peak while after the perihelion passage. Now it will be around 16 mag actually.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 5 24.40 12 59.7 1.108 1.935 134 16.5 1.0 65.7 2:53 (180, 42)
Nov. 6 5 23.88 13 4.3 1.082 1.954 140 16.5 3.2 287.5 2:25 (180, 42)
|
Image:
1999 Oct. 17
|
It keeps 16 mag and the good position until 2000 February.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 8 15.92 26 35.4 2.045 2.363 95 16.6 16.1 105.3 3:29 (212, 20)
Nov. 6 8 23.46 26 6.0 1.973 2.372 101 16.5 13.9 107.0 3:19 (210, 22)
|
Image:
1999 May 31
|
Although it will be very low in winter, we can observe it as 17 mag in next spring.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 19 22.09 4 17.5 5.611 5.494 78 16.6 3.6 53.4 19:59 (121, 30)
Nov. 6 19 23.68 4 33.3 5.727 5.508 72 16.7 4.6 58.6 20:08 (115, 24)
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 7 56.20 46 17.4 1.605 2.069 103 16.8 16.3 68.8 3:29 (200, 5)
Nov. 6 8 5.51 46 59.3 1.565 2.093 107 16.8 13.6 63.1 3:19 (198, 5)
|
Image:
1999 Apr. 8
|
It was 16.8 mag on Oct. 22, as bright as expected. It keeps 16 mag at good position until 2000 May.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 10 13.44 19 43.6 4.685 4.413 68 16.8 11.7 74.2 3:29 (238, 9)
Nov. 6 10 18.78 20 7.8 4.604 4.436 74 16.8 11.0 69.8 3:19 (236, 11)
|
Image:
1999 Oct. 11
|
It will keep over 60 deg high until late November, when it will be 18 mag, so we can observe its fading out under good condition.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 19 41.75 31 37.9 2.295 2.503 90 16.8 24.8 102.9 19:59 (144, 12)
Nov. 6 19 55.27 31 0.1 2.366 2.538 88 16.9 25.8 101.4 20:08 (139, 10)
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 23 48.86 7 7.9 1.398 2.274 143 16.9 3.2 236.6 21:15 (180, 48)
Nov. 6 23 48.30 6 58.6 1.499 2.320 136 17.2 0.9 159.6 20:47 (180, 48)
|
|
New comet. It will reach to 15 mag in 2001.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 2 9.47 20 15.1 6.060 7.047 173 17.0 7.6 275.0 23:35 (180, 35)
Nov. 6 2 5.70 20 19.2 6.032 7.011 170 17.0 7.6 273.9 23:03 (180, 35)
|
Image:
1999 Feb. 6
|
It locates high at dawn now. It was already observed on Sept. 14.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 7 36.33 24 10.7 3.475 3.842 104 17.1 4.7 79.3 3:29 (205, 27)
Nov. 6 7 38.26 24 18.0 3.368 3.834 110 17.0 3.2 67.3 3:19 (201, 28)
|
|
New comet. Although it locates at good position for a while, it will fade out soon. It will be 18.5 mag at the end of 1999.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 3 27.23 58 15.8 1.086 1.909 133 17.0 5.2 352.6 0:57 (180, -3)
Nov. 6 3 25.95 58 38.4 1.096 1.939 136 17.1 2.4 301.9 0:28 (180, -4)
|
|
It was not observed in last return. No observations reported after 26 years ago. The position and magnitude are uncertain.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 11 20.00 15 6.3 2.500 2.044 51 17.1 34.3 120.0 3:29 (252, -1)
Nov. 6 11 34.19 13 4.5 2.427 2.025 54 17.0 34.2 120.9 3:19 (253, 1)
|
|
New comet. Because it is extremely far away, it keeps brighter than 17 mag until late 2000.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 2 49.95 17 56.2 4.838 5.820 170 17.1 15.4 227.5 0:20 (180, 37)
Nov. 6 2 44.36 16 42.5 4.809 5.800 178 17.0 15.7 227.2 23:42 (180, 38)
|
Image:
1999 Oct. 20
|
New comet. Although the condition is good, it will fade out gradually.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 4 28.11 8 59.4 4.204 5.067 147 17.2 14.7 282.0 1:58 (180, 46)
Nov. 6 4 21.08 9 21.4 4.200 5.117 155 17.2 15.6 281.8 1:23 (180, 46)
|
|
It is getting lower. A stellar object.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 20 19.85 -14 16.9 1.875 2.088 87 17.5 21.1 82.3 19:59 (117, 54)
Nov. 6 20 30.42 -13 53.9 1.924 2.060 83 17.5 23.3 80.8 20:08 (111, 49)
|
Image:
1999 Mar. 22
|
Fading very slowly. After appearing at dawn, it was observed as 17.7 mag, as bright as expected.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 6 44.10 64 20.1 5.297 5.744 111 17.7 14.8 321.1 3:29 (185,-10)
Nov. 6 6 32.76 65 38.5 5.246 5.771 117 17.7 15.6 314.2 3:19 (182,-11)
|
Image:
1999 Feb. 6
|
At aphelion now. No observations have been reported since Feb. 17.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 6 2.49 26 1.5 4.078 4.725 125 17.9 3.6 293.9 3:29 (181, 29)
Nov. 6 6 0.35 26 11.8 3.994 4.726 132 17.9 5.1 286.7 3:02 (180, 29)
|
|
Fading very slowly. No observations have been reported since 1998 December.
|
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Oct. 30 3 4.61 11 35.8 3.795 4.770 167 18.0 8.8 259.3 0:34 (180, 43)
Nov. 6 3 0.40 11 24.5 3.793 4.779 173 18.0 9.1 260.1 0:02 (180, 44)
|