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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. 15 23 5.03 47 0.8 1.157 0.920 49 6.3 70.6 133.9 4:33 (233,-35)
Mar. 22 23 33.82 41 24.9 1.265 0.841 41 6.0 60.5 140.0 4:39 (239,-32)
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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. 15 1 16.96 -26 49.9 1.459 0.845 34 7.2 74.1 78.9 19:44 ( 68, 16)
Mar. 22 1 50.39 -25 1.2 1.626 1.012 36 8.1 59.3 74.7 19:33 ( 72, 18)
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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. 15 4 14.35 -21 38.4 1.146 1.230 69 9.3 88.4 52.1 19:44 ( 97, 49)
Mar. 22 4 44.46 -15 55.4 1.313 1.368 71 9.9 69.2 51.1 19:33 (107, 48)
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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. 15 11 22.89 35 21.4 1.259 2.161 146 10.7 25.2 215.7 23:51 (180, 20)
Mar. 22 11 15.12 32 51.6 1.297 2.188 144 10.8 25.6 209.9 23:15 (180, 22)
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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. 15 6 3.83 6 10.8 2.751 3.033 96 11.9 22.3 296.4 19:44 (154, 45)
Mar. 22 5 55.38 7 17.2 2.872 3.006 87 11.9 18.4 299.4 19:33 (147, 42)
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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. 15 1 18.20 20 2.9 2.347 1.612 33 12.2 45.7 63.7 19:44 (107,-10)
Mar. 22 1 38.80 22 20.3 2.384 1.627 31 12.4 45.5 65.1 19:33 (110,-11)
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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. 15 22 55.65 -8 44.5 2.788 1.828 12 13.0 38.3 69.6 4:33 (285, -6)
Mar. 22 23 12.30 -7 11.4 2.807 1.862 14 13.2 37.2 69.2 4:39 (281, -3)
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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. 15 11 20.31 17 24.7 1.031 2.007 164 13.1 8.8 309.0 23:48 (180, 38)
Mar. 22 11 17.23 17 56.4 1.069 2.029 158 13.3 6.6 302.0 23:18 (180, 37)
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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. 15 18 5.70 -23 19.0 2.394 2.472 82 13.4 20.5 98.5 4:33 (255, 61)
Mar. 22 18 15.71 -23 39.7 2.303 2.466 87 13.3 19.3 98.9 4:39 (249, 65)
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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. 15 15 37.62 -20 31.3 1.564 2.202 116 13.7 9.6 116.9 4:09 (180, 76)
Mar. 22 15 41.15 -20 59.6 1.504 2.211 123 13.6 6.7 123.8 3:45 (180, 76)
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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. 15 22 6.02 -9 39.7 6.663 5.769 23 13.8 11.9 66.2 4:33 (279, 5)
Mar. 22 22 11.11 -9 5.9 6.614 5.767 29 13.8 11.6 65.7 4:39 (274, 10)
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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. 15 18 51.20 34 44.9 5.458 5.313 76 14.1 15.7 29.7 4:33 (214, 10)
Mar. 22 18 55.39 36 21.8 5.418 5.325 79 14.1 15.6 25.8 4:39 (208, 12)
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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. 15 12 6.54 -32 14.2 1.203 2.095 144 14.5 85.4 281.9 0:41 (180, 87)
Mar. 22 11 23.18 -29 33.5 1.254 2.171 149 15.1 79.3 289.4 23:21 (180, 84)
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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. 15 2 3.95 -34 12.2 6.084 5.449 46 14.8 8.1 57.7 19:44 ( 66, 28)
Mar. 22 2 7.98 -33 43.4 6.042 5.383 44 14.7 8.5 62.6 19:33 ( 65, 25)
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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. 15 15 38.51 36 18.1 2.450 3.010 115 15.0 19.0 316.0 4:10 (180, 19)
Mar. 22 15 29.47 37 55.2 2.311 2.928 119 14.8 22.6 308.3 3:34 (180, 17)
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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. 15 16 5.54 -12 56.5 2.410 2.929 111 15.2 8.9 81.3 4:33 (183, 68)
Mar. 22 16 9.32 -12 45.3 2.298 2.900 117 15.1 7.2 75.0 4:13 (180, 68)
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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. 15 4 21.81 19 15.3 2.489 2.394 72 15.1 17.7 76.2 19:44 (136, 22)
Mar. 22 4 30.79 19 44.7 2.534 2.353 68 15.1 19.5 77.6 19:33 (135, 20)
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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. 15 6 12.65 27 5.6 2.472 2.803 98 15.1 24.5 254.7 19:44 (164, 26)
Mar. 22 6 1.59 26 20.3 2.594 2.769 89 15.2 19.9 251.3 19:33 (158, 25)
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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. 15 18 18.99 -32 38.0 4.109 4.057 80 15.7 13.6 128.9 4:33 (275, 61)
Mar. 22 18 24.62 -33 39.3 3.979 4.030 85 15.6 13.2 133.3 4:39 (274, 67)
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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. 15 4 24.25 27 4.0 5.654 5.479 74 15.6 0.5 222.2 19:44 (141, 16)
Mar. 22 4 24.37 27 2.0 5.705 5.410 67 15.6 0.8 102.0 19:33 (138, 14)
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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. 15 14 41.12 44 23.9 3.942 4.545 121 15.6 12.6 281.9 3:13 (180, 11)
Mar. 22 14 32.60 44 37.7 3.949 4.583 124 15.7 13.6 275.7 2:37 (180, 10)
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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. 15 13 14.97 38 8.2 5.456 6.229 137 16.0 7.5 275.5 1:47 (180, 17)
Mar. 22 13 10.44 38 10.3 5.480 6.261 138 16.0 7.8 269.2 1:15 (180, 17)
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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. 15 11 17.12 15 54.3 1.553 2.528 165 16.3 15.2 281.5 23:45 (180, 39)
Mar. 22 11 10.31 16 10.4 1.624 2.579 158 16.5 13.1 277.1 23:11 (180, 39)
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It keeps observable in good condition until April 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. 15 9 44.06 23 54.9 1.159 2.055 145 16.7 3.2 130.7 22:13 (180, 31)
Mar. 22 9 45.88 23 35.4 1.234 2.090 138 17.1 5.9 126.4 21:47 (180, 31)
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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. 15 16 29.68 9 16.7 1.047 1.643 107 16.9 36.6 228.4 4:33 (190, 45)
Mar. 22 16 15.22 6 17.2 1.017 1.715 116 17.1 43.4 231.7 4:20 (180, 49)
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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. 15 19 8.77 22 47.6 6.147 5.884 70 17.1 10.7 0.8 4:33 (225, 17)
Mar. 22 19 8.56 24 4.0 6.051 5.873 74 17.1 11.2 355.0 4:39 (217, 21)
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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. 15 9 11.41 21 20.1 4.909 5.703 139 17.3 6.4 330.7 21:40 (180, 34)
Mar. 22 9 10.08 21 57.1 5.008 5.726 132 17.4 5.4 336.9 21:11 (180, 33)
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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. 15 8 28.88 29 44.8 7.804 8.447 127 17.8 7.2 286.0 20:58 (180, 25)
Mar. 22 8 25.40 29 57.3 7.941 8.483 120 17.8 6.2 285.0 20:27 (180, 25)
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