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Getting more condensed. It will reach to 5.5 mag in March and April. In the Northern Hemisphere, it is observable until late April. In the Southern Hemisphere, it is not observable until May.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Mar. 22 23 33.82 41 24.9 1.265 0.841 41 6.0 60.5 140.0 4:37 (228, 13)
Mar. 29 23 54.60 36 8.0 1.370 0.777 33 5.7 54.1 144.5 4:27 (232, 9)
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It approached to the sun down to 0.1 AU on Feb. 18, and reached to -2 mag in the SOHO images. It is not observable after this in the Northern Hemisphere. It is getting fainter as expected, 5.3 mag on Mar. 8.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Mar. 22 1 50.37 -25 1.0 1.626 1.012 36 8.1 59.3 74.7 19:37 ( 67,-11)
Mar. 29 2 16.76 -23 12.7 1.794 1.167 37 8.8 49.0 72.5 19:43 ( 70,-11)
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Now it is fading slowly, like it brightened slowly before the perihelion passage. However, some reported it suddenly became not seen visually in mid March.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Mar. 22 4 44.46 -15 55.4 1.313 1.368 71 9.9 69.2 51.1 19:37 ( 46, 25)
Mar. 29 5 7.62 -11 24.1 1.496 1.501 70 10.4 55.3 51.8 19:43 ( 51, 27)
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It keeps 11 mag and the good condition until April.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Mar. 22 11 15.12 32 51.6 1.297 2.188 144 10.8 25.6 209.9 23:15 ( 0, 88)
Mar. 29 11 8.80 30 12.1 1.347 2.217 141 10.9 25.4 203.8 22:42 ( 0, 85)
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It will be observable in good condition at 11-12 mag in early 2003 and 2003 autumn.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Mar. 22 5 55.38 7 17.2 2.872 3.006 87 11.9 18.4 299.4 19:37 ( 46, 54)
Mar. 29 5 48.66 8 17.7 2.994 2.981 79 12.0 15.0 303.3 19:43 ( 59, 48)
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It kept brightening rapidly since November and reached to 12 mag. Now it is passing the perihelion, but it may be brighter after this.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Mar. 22 1 38.80 22 20.3 2.384 1.627 31 12.4 45.5 65.1 19:37 (108, 14)
Mar. 29 1 59.89 24 29.1 2.423 1.645 30 12.7 45.2 66.8 19:43 (112, 12)
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Not observable. It will appear at dawn in June at 15.5 mag, then it will be fading.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Mar. 22 23 12.30 -7 11.4 2.807 1.862 14 13.2 37.2 69.2 4:37 (270,-12)
Mar. 29 23 28.40 -5 39.2 2.825 1.896 17 13.4 36.2 68.9 4:27 (269,-11)
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It is observable at 12.5 mag for long time from April to August.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Mar. 22 18 15.71 -23 39.7 2.303 2.466 87 13.3 19.3 98.9 4:37 (334, 27)
Mar. 29 18 25.06 -24 0.3 2.213 2.461 92 13.2 17.8 99.7 4:27 (336, 27)
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It became brighter than expected after the perihelion passage. Not it is observed around 13 mag visually.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Mar. 22 11 17.23 17 56.4 1.069 2.029 158 13.3 6.6 302.0 23:18 ( 0, 73)
Mar. 29 11 14.92 18 13.5 1.117 2.052 151 13.4 4.0 290.4 22:48 ( 0, 73)
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It was observed visually at around 13 mag these days.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Mar. 22 15 41.15 -20 59.6 1.504 2.211 123 13.6 6.7 123.8 3:45 ( 0, 34)
Mar. 29 15 43.17 -21 23.5 1.449 2.221 129 13.6 3.9 142.0 3:20 ( 0, 34)
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Not observable. It will be obervable again in April or May.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Mar. 22 22 11.11 -9 5.9 6.614 5.767 29 13.8 11.6 65.7 4:37 (281, -1)
Mar. 29 22 16.04 -8 32.5 6.554 5.766 35 13.8 11.3 65.1 4:27 (282, 2)
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It is observable in good condition at 14-15 mag until autumn.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Mar. 22 18 55.39 36 21.8 5.418 5.325 79 14.1 15.6 25.8 4:37 (257, 61)
Mar. 29 18 59.05 38 0.8 5.381 5.337 82 14.1 15.4 21.8 4:27 (254, 64)
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Getting brighter more slowly than expected, and it is still 15 mag. It may become only 10 mag in autumn at best. In the Northern Hemisphere, it will observable only until July, when it may be still 12 mag.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Mar. 22 15 29.47 37 55.2 2.311 2.928 119 14.8 22.6 308.3 3:34 (180, 87)
Mar. 29 15 17.36 39 32.1 2.182 2.845 122 14.6 26.5 300.9 2:55 (180, 86)
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It will reach to 1 mag in 2004 spring. 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)
Mar. 22 2 7.98 -33 43.4 6.042 5.383 44 14.7 8.5 62.6 19:37 ( 58,-13)
Mar. 29 2 12.38 -33 17.6 5.990 5.316 43 14.6 8.9 67.2 19:43 ( 61,-18)
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It will be 14 mag from spring to summer.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Mar. 22 16 9.32 -12 45.3 2.298 2.900 117 15.1 7.2 75.0 4:13 ( 0, 42)
Mar. 29 16 12.15 -12 30.6 2.191 2.871 124 14.9 5.4 64.4 3:49 ( 0, 42)
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It had brightened very rapidly since September and reached to 15 mag in late November. On the contrary, it has been at 15.5 mag for three months after that. It is only observable until spring. It is not observable around the perihelion passage.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Mar. 22 4 30.79 19 44.7 2.534 2.353 68 15.1 19.5 77.6 19:37 ( 82, 47)
Mar. 29 4 40.70 20 13.5 2.575 2.311 63 15.0 21.2 78.9 19:43 ( 86, 42)
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It has been observed as bright as 12.5 mag from January to mid February. However, it seems to start fading rapidly in March.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Mar. 22 11 23.18 -29 33.5 1.254 2.171 149 15.1 79.3 289.4 23:21 ( 0, 26)
Mar. 29 10 47.12 -26 12.0 1.346 2.246 146 15.7 68.3 295.7 22:18 ( 0, 29)
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It will keep 14-15 mag 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)
Mar. 22 6 1.59 26 20.3 2.594 2.769 89 15.2 19.9 251.3 19:37 ( 73, 68)
Mar. 29 5 52.95 25 36.7 2.718 2.737 80 15.2 15.8 247.5 19:43 ( 82, 59)
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It will be observable at 14.5 mag for a long time from spring to autumn in the Southern Hemisphere. In the Northern Hemisphere, it locates very low in the morning until spring.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Mar. 22 18 24.62 -33 39.3 3.979 4.030 85 15.6 13.2 133.3 4:37 (336, 17)
Mar. 29 18 29.75 -34 44.6 3.850 4.004 91 15.5 12.9 138.5 4:27 (339, 17)
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It is expected to be 1 mag in the southern sky in 2004 spring.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Mar. 22 4 24.37 27 2.0 5.705 5.410 67 15.6 0.8 102.0 19:37 ( 92, 49)
Mar. 29 4 25.07 27 1.6 5.750 5.341 61 15.6 1.9 88.2 19:43 ( 97, 42)
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It became a bit fainter after the perihelion passage.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Mar. 22 14 32.60 44 37.7 3.949 4.583 124 15.7 13.6 275.7 2:37 (180, 80)
Mar. 29 14 23.39 44 41.9 3.966 4.621 125 15.8 14.5 269.5 2:01 (180, 80)
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It keeps 16 mag until June.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Mar. 22 13 10.44 38 10.3 5.480 6.261 138 16.0 7.8 269.2 1:15 (180, 87)
Mar. 29 13 5.73 38 6.3 5.516 6.293 137 16.0 8.1 262.8 0:43 (180, 87)
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It keeps good condition until 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)
Mar. 22 11 10.31 16 10.4 1.624 2.579 158 16.5 13.1 277.1 23:11 ( 0, 71)
Mar. 29 11 4.54 16 16.9 1.708 2.629 151 16.8 10.7 271.3 22:38 ( 0, 71)
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As it is a very far object, it keeps 17 mag until 2004 summer.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Mar. 22 19 8.56 24 4.0 6.051 5.873 74 17.1 11.2 355.0 4:37 (277, 55)
Mar. 29 19 7.75 25 23.8 5.954 5.862 79 17.1 11.8 349.3 4:27 (279, 59)
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It will be 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)
Mar. 22 9 45.88 23 35.4 1.234 2.090 138 17.1 5.9 126.4 21:47 ( 0, 79)
Mar. 29 9 48.84 23 6.7 1.317 2.127 133 17.4 8.4 124.0 21:23 ( 0, 78)
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It is fading rapidly after the perihelion passage.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Mar. 22 16 15.22 6 17.2 1.017 1.715 116 17.1 43.4 231.7 4:20 ( 0, 61)
Mar. 29 15 57.79 2 59.5 0.998 1.790 127 17.4 49.8 233.8 3:35 ( 0, 58)
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It keeps 17 mag until April.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Mar. 22 9 10.08 21 57.1 5.008 5.726 132 17.4 5.4 336.9 21:11 ( 0, 77)
Mar. 29 9 9.28 22 29.8 5.118 5.749 125 17.4 4.5 346.5 20:43 ( 0, 78)
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It is getting fainter gradually.
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Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Mot.(') p.a. Best Time(A, h)
Mar. 22 8 25.40 29 57.3 7.941 8.483 120 17.8 6.2 285.0 20:27 ( 0, 85)
Mar. 29 8 22.41 30 7.3 8.086 8.519 112 17.9 5.2 284.0 19:56 ( 0, 85)
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New comet. 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)
Mar. 22 11 3.56 17 2.7 2.081 3.024 157 17.9 9.3 305.1 23:04 ( 0, 72)
Mar. 29 11 0.11 17 36.2 2.117 3.022 149 17.9 7.6 303.0 22:33 ( 0, 73)
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