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It reached to 6.5 mag in mid November. It will reach to 4 mag locating high in the evening sky in December and January. In the Northern Hemisphere, it keeps observable in good condition for a long time while the comet is bright enough visible visually until 2005 October when it becomes faint as 14 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 27 4 59.52 -28 15.6 0.673 1.506 129 6.1 22.8 317.8 0:36 (180, 83)
Dec. 4 4 50.07 -25 35.3 0.587 1.446 132 5.6 36.2 324.9 23:54 (180, 80)
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It is fainter than expected, about 7 mag. The pictures show that the dust emission has stopped. In the Southern Hemisphere, it keeps observable in good condition for a while after this. In the Northern Hemisphere, it is visible in the morning low sky until early December, but becomes unobservable soon, then keeps unobservable until January.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 27 11 37.11 -38 41.2 1.405 1.262 60 7.2 62.9 213.5 2:57 (294, 40)
Dec. 4 11 11.29 -45 5.9 1.303 1.331 69 7.3 74.6 219.6 2:54 (300, 50)
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It became brighter than expected in November, and reached to 10 mag. It is observable in good condition as bright as 10-11 mag until January.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 27 3 8.43 12 13.6 1.062 2.024 162 10.4 7.8 227.1 22:41 (180, 43)
Dec. 4 3 6.21 11 41.3 1.097 2.032 154 10.5 5.3 221.7 22:11 (180, 43)
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It brightened rapidly and reached to 10 mag. It keeps high in the evening sky and bright as around 11 mag until December. It will be fading after January, however, it keeps high in the evening sky for a long time 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)
Nov. 27 23 47.66 39 3.1 1.356 2.050 121 10.5 21.5 301.7 20:37 (165, 14)
Dec. 4 23 38.25 40 17.4 1.431 2.047 114 10.6 16.3 308.4 20:46 (157, 9)
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It is brightening, 13 mag in mid November, but a bit fainter than this ephemeris. Very diffused visually. It will be visible visually at 11 mag from December to January.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 27 10 26.64 13 49.7 1.093 1.494 91 11.6 42.3 96.3 2:57 (230, 25)
Dec. 4 10 46.56 13 18.5 1.049 1.490 94 11.3 41.1 95.7 2:54 (230, 26)
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The brightening evolution has been slower than usual. But finally it comes to be visible visually. It is reddish, and bright in I-band. In the Northern Hemisphere, it keeps observable until 2005 spring when it reaches to 8 mag. Now it locates at the same altitude both in the evening and morning.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 27 16 22.11 53 4.5 2.302 2.245 74 12.3 39.0 124.1 20:37 (133,-51)
Dec. 4 16 46.40 50 25.5 2.232 2.155 72 12.1 39.8 125.5 20:46 (129,-53)
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It was 11-12.5 mag in mid November, but diffused. It keeps observable for a long time after this in the Northern Hemisphere. It is also visible at midnight or dawn, but low.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 27 19 16.76 67 25.4 2.781 3.029 94 12.9 29.9 108.3 20:37 (153,-31)
Dec. 4 19 49.60 66 12.9 2.861 3.109 95 13.2 29.2 111.5 20:46 (152,-31)
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It is well condensed and visible visually. It keeps observable at 12-13 mag in the evening sky until May.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 27 2 37.83 11 28.4 1.237 2.174 155 13.3 13.7 291.7 22:10 (180, 43)
Dec. 4 2 32.28 12 7.1 1.244 2.141 147 13.2 12.0 300.0 21:37 (180, 43)
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No remarkable outburst has not occured recently, however, it continues to be visible at 12-13 mag still in November.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 27 23 55.66 9 12.2 5.207 5.727 117 13.3 1.2 180.3 20:37 (157, 43)
Dec. 4 23 55.94 9 5.7 5.310 5.728 110 13.3 1.3 120.9 20:46 (146, 39)
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The condition of this return is bad. It is not observable around the perihelion passage. It will appear at dawn in 2005 July at 14.5 mag, then it will be fading after that.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 27 16 59.78 -18 12.6 2.602 1.647 11 14.1 42.2 101.3 20:37 ( 57,-13)
Dec. 4 17 20.50 -19 6.0 2.578 1.614 9 13.8 43.3 99.4 20:46 ( 53,-15)
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It was observed as 13.7 mag on Oct. 16, as bright as expected. It will be getting fainter gradually until 2005 June when it becomes 17 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 27 11 37.61 -16 2.6 3.779 3.475 64 13.8 4.4 213.0 2:57 (269, 30)
Dec. 4 11 36.02 -16 27.1 3.741 3.558 71 13.9 5.3 231.9 2:54 (266, 36)
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It will be fading slowly until 2005 August when it becomes low in the evening sky at 16.5 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 27 0 35.51 42 20.1 1.245 2.028 130 13.9 19.2 295.2 20:37 (174, 12)
Dec. 4 0 26.01 43 12.3 1.289 2.010 123 14.0 14.3 299.1 20:46 (166, 10)
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It was visible visually around 13.5 mag in October. It will be fading after this, but it keeps observable until it becomes fainter than 18 mag in 2005 spring.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 27 0 46.84 0 6.8 0.945 1.719 125 14.4 20.7 28.2 20:37 (173, 54)
Dec. 4 0 52.18 2 14.8 1.002 1.727 120 14.6 22.5 35.5 20:46 (161, 51)
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Diffused, but still bright as 14 mag. It keeps observable until 2005 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)
Nov. 27 11 39.73 39 13.0 2.986 3.106 87 14.6 4.1 82.8 2:57 (225, -5)
Dec. 4 11 41.58 39 20.6 2.963 3.176 93 14.7 2.6 51.2 2:54 (222, -2)
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New comet. Almost stellar. It is moving towards north rapidly, and the condition in the Northern Hemisphere is getting better. It is brightest now.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 27 23 9.62 8 22.7 0.529 1.244 106 14.6 68.8 18.5 20:37 (143, 38)
Dec. 4 23 20.76 15 29.5 0.577 1.260 104 14.8 61.9 23.4 20:46 (141, 29)
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It tends to become brightest after the perihelion passage. It was 16.5 mag in mid November, fainter than expected by about 1-1.5 mag. If it brightens as expected, it will reach to 14 mag in 2005 February at the opposition.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 27 10 17.82 20 42.7 2.411 2.700 96 14.9 14.2 78.8 2:57 (224, 20)
Dec. 4 10 24.36 21 5.7 2.330 2.709 101 14.7 12.8 72.5 2:54 (220, 23)
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It keeps observable at 15.5 mag until mid February.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 27 4 19.58 38 47.7 0.742 1.708 162 15.5 56.1 260.5 23:49 (180, 16)
Dec. 4 3 44.11 37 4.3 0.679 1.641 160 15.2 66.9 252.8 22:46 (180, 18)
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It has been brightening more rapidly than expected, and already reached to 15.5 mag. It may be reach to 13 mag in 2006.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 27 5 56.12 46 51.1 5.530 6.378 146 15.3 6.2 309.4 1:32 (180, 8)
Dec. 4 5 52.59 47 17.2 5.467 6.349 151 15.2 6.5 302.6 1:01 (180, 8)
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It will be observable in good conditon at 15.5 mag in winter. In its last return in 1997, it burst out after the perihelion passage and became extremely bright, reached to 11 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 27 8 49.16 14 31.3 1.316 1.942 114 15.7 18.1 62.5 2:57 (207, 36)
Dec. 4 8 56.27 15 36.8 1.251 1.942 120 15.6 16.9 52.0 2:54 (201, 37)
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It will reach to 9 mag in 2006 spring. It has been brightening well as expected. In this season, it keeps observable until 2005 March when it becomes 15.5 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 27 5 27.52 -15 14.1 4.427 5.214 139 15.9 16.4 240.8 1:04 (180, 70)
Dec. 4 5 20.34 -16 7.1 4.353 5.152 140 15.8 16.8 244.9 0:29 (180, 71)
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Diffused, but still bright as 14 mag. It keeps observable in good condition until December 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)
Nov. 27 1 38.21 8 10.0 1.718 2.558 140 15.9 5.1 273.5 21:11 (180, 47)
Dec. 4 1 36.48 8 15.5 1.826 2.602 133 16.3 2.6 299.3 20:46 (179, 47)
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It was observed as 16.5 mag on Oct. 6, fainter than this ephemeris by 1.5 mag. After this, it keeps observable while it will be fading gradually until it becomes fainter than 18 mag in 2005 April.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 27 11 34.22 -9 33.5 2.688 2.484 67 16.1 15.5 122.3 2:57 (262, 27)
Dec. 4 11 39.99 -10 29.3 2.652 2.542 72 16.2 13.6 124.3 2:54 (260, 32)
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It will be getting fainter and lower until March, when it becomes 17.5 mag and too low.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 27 23 30.68 2 15.1 2.065 2.563 109 16.2 10.2 61.0 20:37 (145, 47)
Dec. 4 23 35.37 2 52.6 2.142 2.556 103 16.3 12.5 62.7 20:46 (136, 42)
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Almost stellar. It keeps 16 mag until February, while it is getting higher in the evening sky.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 27 0 41.71 -27 40.6 1.085 1.693 109 16.2 12.8 13.6 20:37 (146, 81)
Dec. 4 0 44.31 -26 3.6 1.096 1.650 104 16.2 16.7 24.5 20:46 (123, 75)
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It will be as faint as 17.5 mag in 2005 March when it becomes low in the evening western sky.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 27 0 53.16 -4 5.1 3.132 3.786 125 16.2 3.7 310.9 20:37 (175, 59)
Dec. 4 0 52.26 -3 45.4 3.240 3.805 118 16.3 3.3 342.3 20:46 (158, 57)
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It will be too low in the evening sky at 17.5 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)
Nov. 27 22 24.76 5 1.1 5.378 5.547 94 16.4 5.0 223.7 20:37 (129, 35)
Dec. 4 22 23.47 4 38.2 5.555 5.597 87 16.5 3.6 215.0 20:46 (120, 29)
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It is observable at 16.5 mag in good condition until February.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 27 6 4.45 28 12.6 2.048 2.965 153 16.7 8.1 268.3 1:41 (180, 27)
Dec. 4 5 59.72 28 9.6 2.002 2.954 161 16.6 9.8 266.4 1:08 (180, 27)
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It is observable at 17 mag in good condition until January.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 27 0 51.08 9 39.9 2.456 3.185 130 17.0 2.6 194.5 20:37 (175, 45)
Dec. 4 0 51.27 9 25.1 2.525 3.175 123 17.0 2.2 139.0 20:46 (163, 44)
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It was 17.8 mag on Oct. 21, brighening well as expected. We can observe it in good condition while it is brightening, then the comet will reach to 9 mag in next spring and summer. It may become a naked-eye object due to the Deep Impact mission on July 4.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 27 11 45.64 12 27.7 2.571 2.480 73 17.4 22.6 105.5 2:57 (246, 12)
Dec. 4 11 55.99 11 46.5 2.446 2.439 77 17.1 22.3 104.7 2:54 (244, 15)
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It will be 17 mag at best in December and January.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 27 8 25.09 36 22.8 1.992 2.667 123 17.3 42.5 324.9 2:57 (193, 17)
Dec. 4 8 8.26 40 35.1 1.891 2.665 133 17.1 48.9 319.5 2:54 (185, 14)
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It is fading more rapidly than this ephemeris, and already became fainter than 18 mag in early November.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 27 22 40.94 4 50.7 1.732 2.115 98 17.4 20.3 60.9 20:37 (133, 38)
Dec. 4 22 49.66 6 0.9 1.817 2.126 93 17.6 21.9 62.3 20:46 (127, 33)
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Asteroid with a cometary orbit. It will become fainter than 18 mag soon. It will be 17.5 mag again in 2006 spring.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 27 3 47.11 13 52.3 2.198 3.175 170 17.6 13.4 281.8 23:19 (180, 41)
Dec. 4 3 40.89 14 12.7 2.187 3.144 163 17.7 13.1 283.9 22:45 (180, 41)
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It keeps observable at 18 mag in good condition until January.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Nov. 27 6 53.31 12 43.4 3.357 4.168 140 17.6 17.8 234.7 2:29 (180, 42)
Dec. 4 6 46.05 11 32.0 3.341 4.214 148 17.7 18.7 237.5 1:55 (180, 43)
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It will reach to 16.7 mag at best in early 2006. Because it moves in the northern sky, it keeps observable for a long time 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)
Nov. 27 5 34.68 45 31.1 5.117 5.994 150 17.9 8.4 309.1 1:11 (180, 10)
Dec. 4 5 30.08 46 6.5 5.062 5.966 154 17.9 8.6 303.9 0:39 (180, 9)
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