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It was about 6.5 mag visually in late November. Still very large and diffused. It will be too low to observe soon. It passes the perihelion at the end of 2003, then it locates very low sky in the morning and may be observable.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Dec. 6 17 52.56 -1 18.0 0.366 0.677 26 6.9 113.0 225.3 20:47 ( 71,-22)
Dec. 13 17 20.25 -9 34.7 0.460 0.548 13 6.8 85.0 221.9 2:53 (308,-28)
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It is expected to be 1 mag in the southern sky in 2004 spring. Brightening as expected.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Dec. 6 2 44.73 35 22.6 1.580 2.484 150 9.4 55.3 254.0 21:43 (180, 20)
Dec. 13 2 15.24 33 16.8 1.560 2.390 138 9.2 54.5 248.6 20:54 (178, 22)
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It is expected to be 1 mag in 2004 spring. But recent brightness evolution is slower than expected, so it may reaches to only 3 mag at best. In the Southern Hemisphere, it keeps observable in good condition until that time. On the other hand, in the Northern Hemisphere, it is not observable until that time.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Dec. 6 0 46.00 -79 11.5 2.751 2.640 73 10.7 17.3 286.4 20:47 ( 4, 45)
Dec. 13 0 9.62 -78 22.5 2.721 2.556 69 10.5 16.1 301.8 20:54 ( 9, 44)
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It had not been brightening at all after disdovery in October, and still keeps 11-12 mag. Now it locates very low sky in the evening in the Northern Hemisphere. In the Southern Hemisphere, it is only observable until early January.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Dec. 6 20 49.69 -39 51.0 2.894 2.440 53 11.7 26.0 36.4 20:47 ( 62, 33)
Dec. 13 20 59.27 -37 23.0 2.898 2.372 49 11.7 27.1 38.1 20:54 ( 62, 27)
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It is observable around 11 mag in good condition, but 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)
Dec. 6 1 28.42 11 17.8 2.444 3.181 131 11.9 31.5 256.4 20:47 (173, 44)
Dec. 13 1 15.20 10 30.2 2.598 3.215 120 12.1 25.8 256.3 20:54 (158, 42)
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It will be observable at 13 mag in the evening sky until April.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Dec. 6 23 11.87 15 0.8 1.416 1.873 101 13.5 21.0 109.0 20:47 (137, 28)
Dec. 13 23 22.17 14 18.4 1.448 1.839 96 13.4 23.4 102.9 20:54 (131, 25)
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Appearing at dawn. No observations have been reported since 2003 May. It is fading 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)
Dec. 6 15 16.97 -15 57.8 2.608 1.738 22 13.5 40.0 104.6 2:54 (295, -8)
Dec. 13 15 35.67 -17 3.6 2.610 1.766 24 13.6 39.1 103.1 2:53 (295, -5)
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No evident activity had been observed since October. Now it is faint.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Dec. 6 22 21.71 -4 48.3 5.784 5.733 82 13.5 5.8 71.1 20:47 (110, 34)
Dec. 13 22 24.47 -4 33.9 5.895 5.732 75 13.5 6.7 70.4 20:54 (105, 28)
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Appearing at dawn. Although it had been 15.5 mag before conjunction and did not brighten at all, Ken-ichi Kadota reported that it brightened to 14 mag on Dec. 3. It will reach to 11-12 mag and be observable visually in next spring.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Dec. 6 14 49.64 -8 34.0 3.196 2.413 31 14.0 10.2 170.8 2:54 (286, -7)
Dec. 13 14 50.18 -9 44.7 3.084 2.385 37 13.9 10.2 176.6 2:53 (283, -1)
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It will be observable at 14 mag in good condition until the end of 2003.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Dec. 6 1 40.67 41 58.0 0.962 1.809 136 14.0 90.2 183.0 20:47 (179, 14)
Dec. 13 1 39.40 31 58.3 1.020 1.825 131 14.2 80.3 179.8 20:54 (170, 23)
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It will be lower than 10 deg at the end of 2003. It becomes observable again at 15.5 mag after 2004 June.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Dec. 6 20 37.63 -27 12.4 3.243 2.746 51 14.6 23.8 73.2 20:47 ( 73, 25)
Dec. 13 20 49.60 -26 22.5 3.330 2.764 47 14.7 24.1 72.4 20:54 ( 72, 20)
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It will be 7 mag in the southern sky from autumn to winter in 2004.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Dec. 6 19 19.78 16 54.3 4.782 4.279 54 14.7 7.0 132.2 20:47 (100,-15)
Dec. 13 19 22.50 16 24.4 4.775 4.207 49 14.6 7.1 122.8 20:54 ( 96,-21)
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It will be observable in good condition at 14 mag from January to April.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Dec. 6 12 29.69 1 15.8 2.007 1.861 67 15.1 37.5 104.1 2:54 (257, 16)
Dec. 13 12 46.70 0 13.5 1.933 1.844 69 14.9 37.5 103.3 2:53 (256, 18)
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It will become too low in the evening sky at 17 mag in February. It had been a bit fainter than this ephemeris recently.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Dec. 6 1 10.58 -13 8.4 2.371 2.940 115 15.3 28.4 262.9 20:47 (157, 67)
Dec. 13 0 58.49 -13 25.1 2.544 2.979 106 15.5 22.4 266.3 20:54 (134, 61)
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It is observable in good condition at 15 mag until April.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Dec. 6 12 12.06 15 11.7 2.116 2.129 77 15.4 26.7 107.5 2:54 (243, 10)
Dec. 13 12 24.06 14 17.2 2.045 2.129 81 15.4 25.4 107.1 2:53 (241, 14)
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Appearing at dawn. No observations have been reported since 2003 March, however, it must have been brightening rapidly. It will reach to 10 mag in next spring and be observable in good condition in the Southern Hemisphere. But in the Northern Hemisphere, it keeps locating lower than 15 deg until June.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Dec. 6 15 2.91 -16 4.0 2.749 1.907 25 15.7 37.4 107.9 2:54 (293, -5)
Dec. 13 15 20.60 -17 22.7 2.671 1.863 28 15.4 38.6 106.7 2:53 (293, -2)
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Although it will be too low to observe soon, it will be observable again in next summer at 16.5-17 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Dec. 6 19 18.83 -19 51.2 3.200 2.461 35 15.4 30.0 85.7 20:47 ( 70, 6)
Dec. 13 19 33.65 -19 32.5 3.257 2.473 31 15.5 30.0 84.2 20:54 ( 68, 2)
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It will be observable around 16 mag until March in the northern sky.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Dec. 6 18 9.37 65 16.8 2.742 2.899 89 16.0 21.6 64.1 20:47 (150,-41)
Dec. 13 18 32.88 66 24.9 2.706 2.889 90 16.0 24.0 64.7 20:54 (151,-42)
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Now it is much brighter than expected, around 16 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Dec. 6 7 2.00 9 5.7 2.714 3.568 145 16.0 6.1 246.1 2:05 (180, 46)
Dec. 13 6 59.02 8 50.4 2.684 3.583 152 16.1 7.2 255.0 1:35 (180, 46)
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It became extremely bright in outburst and reached to 12 mag in early October. It was as bright as 12.5 mag in late October, however it was extremely diffused. No visual observations have been reported since November.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Dec. 6 11 32.09 0 39.8 1.474 1.625 80 16.2 29.7 123.2 2:54 (248, 27)
Dec. 13 11 43.06 -1 11.1 1.447 1.662 83 16.4 26.9 124.7 2:53 (246, 32)
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New comet. Although it must have been bright for more than one year, it was not discovered until recently. It will be observable while it is getting fainter, until March when it will be fainter than 18 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Dec. 6 10 40.87 43 19.1 3.241 3.644 106 16.4 6.5 27.3 2:54 (210, 3)
Dec. 13 10 42.14 44 1.4 3.223 3.708 112 16.4 6.4 8.8 2:53 (205, 4)
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New comet. It keeps 16.5 mag until early January. But it will be fading after that, and will be fainter than 18 mag in early February.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Dec. 6 19 46.69 66 46.0 1.304 1.704 95 16.4 60.7 84.0 20:47 (153,-31)
Dec. 13 21 2.02 66 27.6 1.273 1.724 98 16.4 66.8 98.3 20:54 (154,-27)
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It will be fading slowly and become fainter than 18 mag in April.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Dec. 6 11 33.02 2 12.6 2.234 2.287 80 16.4 19.7 105.5 2:54 (247, 26)
Dec. 13 11 41.46 1 39.0 2.172 2.312 85 16.4 17.7 104.2 2:53 (244, 30)
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Fading slowly. It keeps observable in the Northern Hemisphere until 2004 May when it becomes fainter than 18 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Dec. 6 19 15.33 47 56.5 6.188 6.055 77 16.5 12.1 95.5 20:47 (130,-30)
Dec. 13 19 23.85 47 50.5 6.239 6.082 76 16.6 12.4 92.4 20:54 (128,-34)
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It is observable around 17 mag until 2004 spring.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Dec. 6 8 30.38 13 5.7 3.375 4.040 126 16.7 4.7 343.6 2:54 (193, 41)
Dec. 13 8 29.34 13 39.7 3.303 4.049 133 16.7 6.0 330.3 2:53 (184, 41)
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It will become 17 mag and lower than 30 deg at the end of 2003.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Dec. 6 21 28.27 3 33.7 4.338 4.160 73 16.8 5.5 207.4 20:47 (108, 18)
Dec. 13 21 27.45 3 2.9 4.486 4.183 65 16.9 4.1 194.7 20:54 (102, 12)
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After the perihelion passage in late September, now it is in good condition to observe. It will be fainter than 18 mag at the end of 2003.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Dec. 6 22 7.99 15 49.5 1.117 1.452 87 17.0 46.2 92.9 20:47 (125, 18)
Dec. 13 22 28.71 15 36.8 1.261 1.531 85 17.3 39.7 91.6 20:54 (122, 15)
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An object discovered about one and a half year ago was revealed as a comet recently. It will be fainter than 18 mag in January.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Dec. 6 2 33.53 15 0.1 2.015 2.894 147 17.1 7.4 222.6 21:34 (180, 40)
Dec. 13 2 31.65 14 25.5 2.095 2.916 139 17.3 5.2 212.1 21:04 (180, 41)
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It will be fainter than 18 mag soon.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Dec. 6 1 26.84 0 23.8 1.814 2.526 126 17.3 6.1 15.1 20:47 (172, 54)
Dec. 13 1 28.17 1 7.8 1.897 2.537 120 17.4 7.8 31.3 20:54 (158, 52)
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It is expected to be 5 mag in 2005 spring. Until that time, it keeps observable in the Northern Hemisphere, which the comet will be getting brighter gradually.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Dec. 6 8 10.76 74 2.3 5.476 6.054 121 17.5 11.3 330.8 2:54 (182,-19)
Dec. 13 7 59.69 75 8.8 5.383 5.990 123 17.4 11.6 322.6 2:36 (180,-20)
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Getting higher in the morning sky. It is observable in good condition at 17.5 mag until May.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Dec. 6 13 43.88 12 47.8 8.031 7.543 57 17.6 6.0 112.8 2:54 (259, -6)
Dec. 13 13 46.40 12 32.9 7.976 7.579 62 17.6 5.3 111.0 2:53 (255, -1)
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It will be fainter than 18 mag soon.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Dec. 6 0 17.65 6 33.4 2.167 2.711 113 17.8 7.2 91.6 20:47 (149, 43)
Dec. 13 0 21.54 6 35.7 2.240 2.697 107 17.9 9.4 84.7 20:54 (140, 40)
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It will be fainter than 18 mag soon.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Dec. 6 3 8.76 6 11.4 2.280 3.178 151 17.8 7.3 256.2 22:09 (180, 49)
Dec. 13 3 5.81 6 2.5 2.339 3.187 143 17.9 5.5 261.8 21:38 (180, 49)
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