suhuasky 发表于 2014-6-14 11:29

彗星C/2012 K1（PANSTARRS）更新

本帖最后由 suhuasky 于 2014-6-14 16:11 编辑

C/2012 K1（PANSTARRS）是在2012年5月17日夏威夷群岛哈里阿卡拉火山的1.8米泛星1望远镜两个R波段40-S曝光的图像上发现（见 CBET circular 3112和MPEC 2012-K36）（MPC代码F51）。

目前该彗星目视星等8.5，它将于2014年8月27日到达近日点（最接近太阳），离太阳的距离为1.05 AU。。彗星C/2012 K1有望在2014年10月中旬增亮到6-7等（与太阳角距约75-80度）。你可以看到下面的光变曲线。


2014年6月3日Ernesto Guido, Nick Howes 和 Martino Nicolini通过2米利物浦望远镜获得的这颗彗星的图像：


Ephemeris of comet C/2012 K1 PANSTARRS
日期时间Top R.A.Top DecR (AU)距离El ? Mag
13 六月 201400:00:0010h 14m 40.2s+36°58' 10"1.60671.790962.98.5
18 六月 201400:00:0010h 05m 05.9s+34°48' 27"1.55091.848657.08.5
23 六月 201400:00:0009h 57m 09.7s+32°43' 11"1.49621.904251.38.4
28 六月 201400:00:0009h 50m 31.6s+30°42' 37"1.44291.956345.78.3
03 七月 201400:00:0009h 44m 54.6s+28°46' 39"1.39122.003640.28.3
08 七月 201400:00:0009h 40m 05.0s+26°54' 49"1.34162.045134.88.2
13 七月 201400:00:0009h 35m 51.5s+25°06' 29"1.29422.079729.48.1
18 七月 201400:00:0009h 32m 05.2s+23°20' 53"1.24972.106624.18.0
23 七月 201400:00:0009h 28m 39.2s+21°37' 13"1.20842.124818.87.9
28 七月 201400:00:0009h 25m 27.2s+19°54' 39"1.17092.133713.57.8
02 八月 201400:00:0009h 22m 24.0s+18°12' 16"1.13772.13268.37.7
07 八月 201400:00:0009h 19m 25.2s+16°29' 07"1.10942.12093.07.6
12 八月 201400:00:0009h 16m 27.1s+14°44' 08"1.08652.09832.37.5
17 八月 201400:00:0009h 13m 26.8s+12°56' 07"1.06952.06467.67.4
22 八月 201400:00:0009h 10m 21.5s+11°03' 44"1.05882.019913.07.3
27 八月 201400:00:0009h 07m 08.0s+09°05' 26"1.05461.964218.47.3
01 九月 201400:00:0009h 03m 42.1s+06°59' 24"1.05701.898323.87.2
06 九月 201400:00:0008h 59m 59.2s+04°43' 26"1.06601.822729.47.1
11 九月 201400:00:0008h 55m 52.9s+02°14' 49"1.08141.738835.07.1
16 九月 201400:00:0008h 51m 15.0s-00°29' 49"1.10281.647840.87.0
21 九月 201400:00:0008h 45m 53.0s-03°34' 35"1.12981.551446.67.0
26 九月 201400:00:0008h 39m 29.4s-07°04' 33"1.16171.451552.76.9
01 十月 201400:00:0008h 31m 39.3s-11°05' 41"1.19811.350859.06.9
06 十月 201400:00:0008h 21m 47.2s-15°44' 34"1.23851.252465.66.8
11 十月 201400:00:0008h 09m 01.4s-21°07' 23"1.28221.160072.46.8
16 十月 201400:00:0007h 52m 04.6s-27°17' 15"1.32891.078279.56.8
21 十月 201400:00:0007h 29m 01.5s-34°08' 53"1.37801.012686.66.7
26 十月 201400:00:0006h 57m 10.2s-41°20' 21"1.42920.969193.46.8
31 十月 201400:00:0006h 13m 23.5s-48°05' 48"1.48210.952799.26.9
05 十一月 201400:00:0005h 16m 14.9s-53°19' 22"1.53640.9665103.47.0
10 十一月 201400:00:0004h 10m 12.4s-56°03' 24"1.59191.0103105.47.2
15 十一月 201400:00:0003h 06m 18.5s-56°09' 14"1.64841.0812105.47.5
20 十一月 201400:00:0002h 13m 57.8s-54°21' 24"1.70561.1745103.87.8
25 十一月 201400:00:0001h 35m 13.8s-51°37' 03"1.76351.2852101.08.1
30 十一月 201400:00:0001h 07m 42.7s-48°36' 09"1.82181.409097.58.4
05 十二月 201400:00:0000h 48m 18.9s-45°39' 21"1.88041.541993.58.7
10 十二月 201400:00:0000h 34m 36.3s-42°55' 03"1.93931.681289.49.0
15 十二月 201400:00:0000h 24m 53.8s-40°25' 39"1.99841.824685.19.3
20 十二月 201400:00:0000h 18m 03.9s-38°10' 52"2.05761.970180.99.6
25 十二月 201400:00:0000h 13m 20.9s-36°09' 27"2.11682.116476.69.8



月球的兔子 发表于 2014-6-14 11:47

{:5_306:}

m_li 发表于 2014-6-14 23:43

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