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Image:
1999 Oct. 22
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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)
Nov. 6 5 24.10 -69 12.6 0.771 1.259 90 9.7 92.3 221.0 2:29 ( 0,-14)
Nov. 13 3 50.87 -74 23.3 0.936 1.334 87 10.5 61.8 246.4 0:30 ( 0,-19)
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Image:
1999 Oct. 20
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Although it locates in good positon until December, 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)
Nov. 6 22 29.86 13 17.0 1.494 2.156 118 11.5 37.2 198.5 19:28 ( 0, 68)
Nov. 13 22 25.77 9 42.8 1.702 2.251 110 12.1 27.0 192.3 18:57 ( 0, 65)
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Image:
1999 Oct. 20
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Rapidly brightening. Maybe it is brightern than this ephemeris.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 6 21 22.35 57 19.1 1.330 1.895 108 11.9 31.7 251.0 18:28 (177, 68)
Nov. 13 21 0.47 56 3.0 1.406 1.896 103 12.0 24.4 243.8 18:23 (161, 67)
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Image:
1999 Oct. 11
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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. It is fainter than 13 mag by CCD.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 6 21 9.16 -28 45.3 1.284 1.595 88 12.1 41.2 75.0 18:28 ( 4, 26)
Nov. 13 21 30.00 -27 23.7 1.356 1.622 85 12.5 40.9 72.4 18:23 ( 5, 27)
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Not observable around the perihelion passage at all. When it appears at dawn in 2000 June, it will be already fainter than 15 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 6 14 21.03 -9 51.3 2.583 1.607 7 12.7 44.5 113.2 4:59 (275,-10)
Nov. 13 14 40.75 -11 52.3 2.552 1.584 9 12.5 45.3 112.2 5:04 (278, -9)
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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)
Nov. 6 13 42.51 -74 50.7 3.835 3.442 59 12.6 27.0 114.9 4:59 (342,-33)
Nov. 13 14 29.42 -75 56.1 3.853 3.439 58 12.6 26.9 107.0 5:04 (343,-34)
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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)
Nov. 6 6 58.31 -75 22.4 9.834 9.729 81 12.8 6.8 208.8 4:00 ( 0,-20)
Nov. 13 6 51.43 -76 1.9 9.894 9.780 80 12.9 6.7 216.6 3:25 ( 0,-21)
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Image:
1999 Oct. 20
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Unexpectedly bright. It was observed visually as 13 mag in October.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 6 0 14.47 -20 28.6 0.789 1.607 128 13.1 29.7 351.3 21:13 ( 0, 35)
Nov. 13 0 13.36 -16 54.4 0.805 1.589 124 13.1 31.7 0.0 20:44 ( 0, 38)
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The nucleus D has brightened rapidly and reached to 12 mag in early November visually. It may be much brighter than this ephemris. Interesting object!
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 6 18 26.90 -11 57.2 1.061 0.940 54 14.1 41.2 89.1 18:28 ( 51, 26)
Nov. 13 18 47.53 -11 50.4 0.991 0.877 52 13.3 45.4 88.5 18:23 ( 51, 26)
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Image:
1999 Oct. 10
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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.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 6 14 8.64 46 2.2 2.233 1.977 62 14.0 23.9 33.8 4:59 (229, 23)
Nov. 13 14 17.79 48 27.9 2.241 2.072 67 14.3 25.6 31.2 5:04 (228, 27)
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Image:
1999 Oct. 11
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Because it is far away, it keeps 14 mag until late 2000, while Northern people can observe it under good condition.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 6 21 25.35 22 29.8 4.065 4.435 105 14.0 13.8 147.7 18:28 ( 3, 77)
Nov. 13 21 29.39 21 10.6 4.128 4.417 100 14.0 14.0 141.6 18:23 ( 21, 75)
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Image:
1999 June 12
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Not observable. It will appear at dawn in 2000 January.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 6 15 43.53 -27 36.3 7.053 6.120 18 14.1 11.5 100.7 18:28 ( 65,-13)
Nov. 13 15 49.53 -27 51.3 7.077 6.118 13 14.1 11.6 100.7 18:23 ( 67,-16)
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Image:
1999 July 30
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Not observable. It appears again at dawn as 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)
Nov. 6 14 3.24 -18 49.3 3.297 2.327 9 14.7 4.2 104.9 4:59 (285,-12)
Nov. 13 14 5.11 -18 56.9 3.333 2.395 15 14.8 3.7 107.4 5:04 (289, -6)
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Image:
1999 Oct. 22
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Appearing at dawn. It was observed as 15.4 mag on Oct. 17 by Kadota.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 6 10 55.45 -8 20.8 4.251 3.785 55 14.9 12.5 165.0 4:59 (307, 30)
Nov. 13 10 56.66 -9 44.6 4.213 3.849 61 15.0 12.0 171.0 5:04 (315, 34)
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Image:
1999 Oct. 11
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It turns to be in the morning sky. It will keep 14 mag until 2000 March.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 6 14 26.67 30 58.4 4.180 3.577 46 14.9 5.2 142.2 4:59 (240, 12)
Nov. 13 14 28.37 30 33.7 4.155 3.590 49 14.9 4.2 134.2 5:04 (244, 17)
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Image:
1999 Oct. 17
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It will be 3 mag in 2000 July. It keeps a good position until 2000 February when it will be 13 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 6 4 17.72 36 57.6 3.008 3.899 150 15.3 22.8 275.5 1:20 (180, 88)
Nov. 13 4 3.63 37 7.3 2.889 3.822 157 15.1 25.4 271.5 0:39 (180, 88)
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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.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 6 1 39.88 -42 25.3 4.496 5.066 120 15.3 10.4 248.3 22:38 ( 0, 13)
Nov. 13 1 33.89 -42 46.9 4.493 4.999 115 15.3 9.5 255.6 22:04 ( 0, 12)
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Image:
1999 Oct. 10
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Although the position is best in December and January, it will be 15 mag at best.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 6 2 26.18 46 18.4 0.779 1.708 149 15.9 11.1 201.6 23:24 (180, 79)
Nov. 13 2 23.65 44 49.1 0.746 1.682 151 15.8 15.5 192.3 22:54 (180, 80)
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Image:
1999 Oct. 20
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It will be 14 mag at good position in 2000 September.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 6 22 32.95 27 27.1 4.131 4.724 121 15.8 13.4 246.0 19:31 ( 0, 82)
Nov. 13 22 27.02 26 49.2 4.179 4.677 114 15.8 11.7 242.9 18:58 ( 0, 82)
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Image:
1999 Oct. 20
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Appearing at dawn. It was observed as faint as 16.2 mag on Oct. 20 by Kadota.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 6 9 54.68 3 45.7 2.471 2.392 73 16.4 18.0 116.1 4:59 (312, 49)
Nov. 13 10 1.76 2 52.2 2.424 2.434 78 16.6 15.9 117.6 5:04 (322, 52)
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Image:
1999 Oct. 17
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It keeps 16 mag and the good position until 2000 February.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 6 8 23.46 26 6.0 1.973 2.372 101 16.5 13.9 107.0 4:59 (326, 80)
Nov. 13 8 29.74 25 38.4 1.902 2.381 106 16.5 11.5 109.3 5:03 ( 0, 81)
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Image:
1999 Oct. 10
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It tends to be at peak while after the perihelion passage. Now it will be around 16 mag actually.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 6 5 23.88 13 4.3 1.082 1.954 140 16.5 3.2 287.5 2:25 ( 0, 68)
Nov. 13 5 21.57 13 13.2 1.063 1.975 148 16.6 6.7 283.8 1:56 ( 0, 68)
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Image:
1999 Feb. 6
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Mother asteroid of Geminids. Very few observations have been reported and this object is in the M.P.E.C. CRITICAL-LIST.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 6 1 19.94 40 57.2 1.198 2.111 149 16.6 37.9 229.2 22:17 (180, 84)
Nov. 13 1 4.37 38 0.4 1.257 2.148 145 16.8 34.1 222.2 21:34 (180, 87)
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Image:
1999 May 31
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Although it will be very low in winter, we can observe it as 17 mag in next spring.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 6 19 23.68 4 33.3 5.727 5.508 72 16.7 4.6 58.6 18:28 ( 51, 48)
Nov. 13 19 25.74 4 51.0 5.838 5.523 66 16.8 5.5 61.0 18:23 ( 57, 45)
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Image:
1999 Apr. 8
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It was 16.8 mag on Oct. 22, as bright as expected. It keeps 16 mag at good position until 2000 May.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 6 10 18.78 20 7.8 4.604 4.436 74 16.8 11.0 69.8 4:59 (286, 56)
Nov. 13 10 23.66 20 36.8 4.521 4.460 80 16.8 10.3 64.2 5:04 (293, 61)
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 6 8 5.51 46 59.3 1.565 2.093 107 16.8 13.6 63.1 4:59 (186, 78)
Nov. 13 8 12.75 47 43.2 1.528 2.118 112 16.8 10.9 54.1 4:46 (180, 77)
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Image:
1999 Feb. 6
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It locates high at dawn now. It was already observed on Sept. 14.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 6 7 38.26 24 18.0 3.368 3.834 110 17.0 3.2 67.3 4:39 ( 0, 79)
Nov. 13 7 39.29 24 27.8 3.265 3.826 117 16.9 1.9 34.5 4:13 ( 0, 79)
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Kojima observed it on Nov. 4 when the comet was 15.9 mag, 2 mag brighter than this ephemris.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 6 11 34.19 13 4.5 2.427 2.025 54 17.0 34.2 120.9 4:59 (280, 37)
Nov. 13 11 48.10 11 0.2 2.355 2.009 57 16.9 34.0 121.7 5:04 (286, 39)
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Image:
1999 Oct. 11
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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.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 6 19 55.27 31 0.1 2.366 2.538 88 16.9 25.8 101.4 18:28 ( 85, 70)
Nov. 13 20 9.25 30 25.9 2.441 2.575 86 17.0 26.6 99.9 18:23 ( 85, 68)
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New comet. It will reach to 15 mag in 2001.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 6 2 5.70 20 19.2 6.032 7.011 170 17.0 7.6 273.9 23:03 ( 0, 75)
Nov. 13 2 2.00 20 22.3 6.020 6.974 163 16.9 7.3 273.2 22:32 ( 0, 75)
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New comet. Because it is extremely far away, it keeps brighter than 17 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)
Nov. 6 2 44.36 16 42.5 4.809 5.800 178 17.0 15.7 227.2 23:42 ( 0, 72)
Nov. 13 2 38.80 15 27.4 4.799 5.781 171 17.0 15.6 226.6 23:09 ( 0, 70)
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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.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 6 3 25.95 58 38.4 1.096 1.939 136 17.1 2.4 301.9 0:28 (180, 66)
Nov. 13 3 23.77 58 34.0 1.114 1.972 139 17.2 3.6 226.7 23:54 (180, 66)
Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 6 23 48.30 6 58.6 1.499 2.320 136 17.2 0.9 159.6 20:47 ( 0, 62)
Nov. 13 23 49.12 6 56.0 1.607 2.365 129 17.5 3.1 88.2 20:20 ( 0, 62)
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Image:
1999 Oct. 20
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New comet. Although the condition is good, 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)
Nov. 6 4 21.08 9 21.4 4.200 5.117 155 17.2 15.6 281.8 1:23 ( 0, 64)
Nov. 13 4 13.72 9 44.2 4.212 5.166 162 17.3 16.1 281.9 0:48 ( 0, 65)
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Image:
1999 Mar. 22
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Fading very slowly. After appearing at dawn, it was observed as 17.7 mag, as bright as expected.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 6 6 32.76 65 38.5 5.246 5.771 117 17.7 15.6 314.2 3:34 (180, 59)
Nov. 13 6 18.70 66 50.7 5.207 5.798 122 17.7 16.2 307.0 2:53 (180, 58)
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Image:
1999 Feb. 6
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At aphelion now. No observations have been reported since Feb. 17.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 6 6 0.35 26 11.8 3.994 4.726 132 17.9 5.1 286.7 3:02 ( 0, 81)
Nov. 13 5 57.42 26 22.0 3.920 4.727 140 17.9 6.5 282.6 2:31 ( 0, 81)
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Fading very slowly. Nakamura observed it on Nov. 4 and it was 17.7 mag, 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)
Nov. 6 3 0.40 11 24.5 3.793 4.779 173 18.0 9.1 260.1 0:02 ( 0, 66)
Nov. 13 2 56.13 11 14.0 3.805 4.788 172 18.0 9.0 261.0 23:26 ( 0, 66)
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