晚了一些,Gordon J. Garradd 于2006年6月4日上报了他的新发现。根据初步轨道数据,这颗17.5等的彗星将于2006年10月17日1.5 AU处过近日点,北半球的观测者条件较好,亮度可能会到13等。这是Siding Spring 巡天的第23颗彗星。轨道跟数如下:
Orbital elements:
C/2006 L1 (Garradd)
T 2006 Oct. 17.242 TT MPC
q 1.49940 (2000.0) P Q
Peri. 336.615 -0.497671 +0.639253
Node 101.716 +0.859870 +0.274948
e 1.0 Incl. 143.222 +0.113788 +0.718164
From 27 observations 2006 June 4-7.
星历表:
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2006 06 04 10 02.78 -34 32.1 2.051 2.351 94.0 25.5 17.3
2006 06 09 09 58.06 -31 42.7 2.098 2.303 88.3 26.1 17.2
2006 06 14 09 54.52 -29 05.4 2.148 2.256 82.7 26.5 17.2
2006 06 19 09 51.93 -26 40.6 2.201 2.209 77.1 26.6 17.2
2006 06 24 09 50.15 -24 27.9 2.255 2.163 71.7 26.5 17.1
2006 06 29 09 49.03 -22 26.9 2.308 2.118 66.4 26.1 17.1
2006 07 04 09 48.45 -20 36.8 2.360 2.073 61.3 25.5 17.0
2006 07 09 09 48.32 -18 56.7 2.408 2.029 56.3 24.6 17.0
2006 07 14 09 48.54 -17 25.5 2.453 1.986 51.4 23.6 16.9
2006 07 19 09 49.06 -16 02.4 2.494 1.943 46.7 22.4 16.9
2006 07 24 09 49.83 -14 46.6 2.529 1.902 42.2 21.0 16.8
2006 07 29 09 50.79 -13 37.1 2.558 1.862 37.8 19.5 16.7
2006 08 03 09 51.89 -12 33.2 2.580 1.824 33.6 18.0 16.7
2006 10 02 10 04.81 -02 48.3 2.195 1.515 36.6 23.2 15.5
2006 10 07 10 04.87 -01 52.7 2.106 1.506 41.3 25.9 15.4
2006 10 12 10 04.55 -00 51.5 2.009 1.501 46.2 28.7 15.3
2006 10 17 10 03.75 +00 17.4 1.904 1.499 51.4 31.3 15.2
2006 10 22 10 02.34 +01 36.1 1.793 1.501 56.8 33.7 15.0
2006 10 27 10 00.14 +03 07.8 1.676 1.506 62.7 35.9 14.9
2006 11 01 09 56.92 +04 56.4 1.555 1.514 68.9 37.7 14.8
2006 11 06 09 52.35 +07 07.1 1.431 1.525 75.6 39.0 14.6
2006 11 11 09 45.96 +09 47.0 1.306 1.539 83.0 39.7 14.5
2006 11 16 09 37.05 +13 04.9 1.182 1.556 91.1 39.5 14.3
2006 11 21 09 24.56 +17 12.0 1.064 1.576 100.3 38.1 14.1
2006 11 26 09 06.88 +22 19.6 0.955 1.599 110.8 35.2 13.9
2006 12 01 08 41.59 +28 32.5 0.864 1.624 122.7 30.7 13.8
2006 12 06 08 05.31 +35 35.1 0.797 1.652 135.6 24.7 13.7
2006 12 11 07 14.58 +42 30.3 0.765 1.682 147.8 18.2 13.7
2006 12 16 06 09.65 +47 41.8 0.772 1.714 154.5 14.3 13.8
2006 12 21 04 59.64 +49 56.3 0.819 1.747 151.4 15.7 14.0
2006 12 26 03 58.20 +49 30.0 0.900 1.783 142.3 19.7 14.3
2006 12 31 03 11.86 +47 36.9 1.007 1.820 132.3 23.6 14.6
2007 01 05 02 39.27 +45 19.2 1.131 1.858 122.9 26.4 15.0
2007 01 10 02 16.75 +43 08.1 1.268 1.898 114.4 28.2 15.3
2007 01 15 02 01.18 +41 14.5 1.412 1.939 106.8 29.1 15.6
2007 01 20 01 50.36 +39 40.5 1.560 1.981 99.8 29.3 15.9
2007 01 25 01 42.87 +38 24.7 1.710 2.024 93.5 29.0 16.2
2007 01 30 01 37.77 +37 24.7 1.861 2.068 87.6 28.4 16.5
2007 02 04 01 34.40 +36 37.9 2.011 2.113 82.0 27.5 16.8
2007 02 09 01 32.33 +36 02.3 2.159 2.159 76.8 26.4 17.0
2007 02 14 01 31.26 +35 36.1 2.303 2.205 71.8 25.2 17.2
2007 02 19 01 30.96 +35 17.9 2.445 2.251 67.0 23.8 17.5
2007 02 24 01 31.27 +35 06.4 2.582 2.298 62.5 22.4 17.7
2007 03 01 01 32.05 +35 00.8 2.714 2.346 58.1 21.0 17.9
2007 03 06 01 33.22 +35 00.2 2.841 2.394 53.9 19.5 18.1
2007 03 11 01 34.67 +35 03.9 2.962 2.442 49.8 18.1 18.2
2007 03 16 01 36.37 +35 11.4 3.078 2.490 45.9 16.7 18.4
2007 03 21 01 38.25 +35 22.4 3.187 2.539 42.2 15.3 18.6
2007 03 26 01 40.28 +35 36.4 3.290 2.588 38.7 13.9 18.7
2007 03 31 01 42.39 +35 53.2 3.386 2.637 35.5 12.7 18.9
2007 05 20 02 02.54 +40 29.5 3.967 3.133 30.1 9.3 20.0
2007 05 25 02 03.86 +41 05.6 3.987 3.182 32.7 9.9 20.0
2007 05 30 02 04.95 +41 42.8 4.001 3.232 35.6 10.5 20.1
2007 06 04 02 05.75 +42 21.2 4.010 3.281 38.8 11.2 20.2
2007 06 09 02 06.25 +43 00.6 4.012 3.331 42.2 11.8 20.2
2007 06 14 02 06.41 +43 41.0 4.009 3.380 45.8 12.4 20.3
2007 06 19 02 06.17 +44 22.2 4.001 3.429 49.5 13.0 20.4
2007 06 24 02 05.49 +45 04.1 3.989 3.479 53.3 13.6 20.4
2007 06 29 02 04.33 +45 46.5 3.972 3.528 57.3 14.0 20.5
2007 07 04 02 02.63 +46 29.2 3.951 3.577 61.4 14.4 20.5
2007 07 09 02 00.35 +47 11.8 3.927 3.626 65.5 14.8 20.6
SOHO方面,获得认证的彗星如下:
编号 族 发现者 备注
C/2006 J4 Kreutz K. Battams
C/2006 J5 Meyer 苏华 Meyer 族的第70颗彗星
C/2006 J6 Kreutz R. Matson, J. Sachs
C/2006 J7 Kreutz T. Hoffman
C/2006 J8 Kreutz T. Hoffman
C/2006 J9 Kreutz 苏华, 陈韬
C/2006 J10 Kreutz T. Hoffman
C/2006 J11 Kreutz J. Sachs
Editor———W. Xu June 10,2006 |
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