C/2014 Q2 (Lovejoy) 最新动态和未来动向

C/2014 Q2 (Lovejoy)
Total-magnitude and coma-diameter estimates:
2015 Jan. 02.15, 4.5, 20' (S. Aguirre, Hermosillo, Mexico.-Comp. Stars: 43/48-. Light Pollution.- Moon 94% , 7x50 binoculars)
2015 Jan. 02.14, 4.4, 30' (M. Goiato, naked eyes)
2015 Jan. 02.10, 4.5, 20' (M. Goiato, 7x50 binoculars)
2015 Jan. 02.09, 4.5, 20' (L. Mansilla, 20x50 binoculars)
2015 Jan. 02.06, 4.6, 14' (L. da Silva, 7x50 binoculars)
2015 Jan. 01.73, 4.6, -- (A. Pearce, Nedlands, naked eyes)
2015 Jan. 01.67, 5.0, -- (H. Chen, Nanjing, Jiangsu, China, 15x50 binoculars)
2015 Jan. 01.59, 4.9, -- (H. Bu, Jiaxing,Zhejiang,China, 8x45 binoculars)
2015 Jan. 01.25, 4.5, 22' (M. Goiato, 7x50 binoculars; 2.0-deg tail in p.a. 40)
2015 Jan. 01.04, 4.7, 20' (L. Mansilla, 20x50 binoculars)
2015 Jan. 01.00, 4.5, 20' (M. Goiato, 7x50 binoculars)




1月12日爱喜最亮，1月17日离昴星团最近，1月18-19彗尾扫过昴星团。










Ephemeris of comet C/2014 Q2 Lovejoy日期 时间 Top R.A. Top Dec R (AU) 距离 El ?Mag
02 一月 2015 00:00:00 04h 57m 07.0s -17°00' 56" 1.3579 0.4882 131.7 4.4
03 一月 2015 00:00:00 04h 49m 58.9s -14°45' 12" 1.3533 0.4817 131.9 4.4
04 一月 2015 00:00:00 04h 42m 52.1s -12°24' 29" 1.3489 0.4765 131.9 4.3
05 一月 2015 00:00:00 04h 35m 47.6s -09°59' 37" 1.3446 0.4725 131.7 4.3
06 一月 2015 00:00:00 04h 28m 46.7s -07°31' 31" 1.3404 0.4700 131.2 4.2
07 一月 2015 00:00:00 04h 21m 50.4s -05°01' 10" 1.3365 0.4688 130.6 4.2
08 一月 2015 00:00:00 04h 14m 59.7s -02°29' 38" 1.3326 0.4690 129.7 4.2
09 一月 2015 00:00:00 04h 08m 15.6s +00°02' 00" 1.3290 0.4706 128.6 4.2
10 一月 2015 00:00:00 04h 01m 39.0s +02°32' 40" 1.3255 0.4735 127.4 4.2
11 一月 2015 00:00:00 03h 55m 10.5s +05°01' 23" 1.3221 0.4778 126.0 4.1
12 一月 2015 00:00:00 03h 48m 50.9s +07°27' 15" 1.3189 0.4834 124.5 4.2
13 一月 2015 00:00:00 03h 42m 40.7s +09°49' 29" 1.3159 0.4902 122.9 4.2
14 一月 2015 00:00:00 03h 36m 40.4s +12°07' 25" 1.3130 0.4982 121.2 4.2
15 一月 2015 00:00:00 03h 30m 50.3s +14°20' 32" 1.3103 0.5074 119.5 4.2
16 一月 2015 00:00:00 03h 25m 10.8s +16°28' 29" 1.3078 0.5175 117.8 4.2
17 一月 2015 00:00:00 03h 19m 42.1s +18°30' 59" 1.3054 0.5287 116.0 4.3
18 一月 2015 00:00:00 03h 14m 24.2s +20°27' 55" 1.3032 0.5408 114.3 4.3
19 一月 2015 00:00:00 03h 09m 17.2s +22°19' 14" 1.3012 0.5537 112.6 4.3
20 一月 2015 00:00:00 03h 04m 21.1s +24°05' 00" 1.2993 0.5674 110.9 4.4
21 一月 2015 00:00:00 02h 59m 35.8s +25°45' 20" 1.2976 0.5818 109.2 4.4
22 一月 2015 00:00:00 02h 55m 01.2s +27°20' 24" 1.2961 0.5968 107.6 4.5
23 一月 2015 00:00:00 02h 50m 37.2s +28°50' 23" 1.2948 0.6125 106.0 4.5
24 一月 2015 00:00:00 02h 46m 23.4s +30°15' 33" 1.2936 0.6286 104.5 4.5
25 一月 2015 00:00:00 02h 42m 19.7s +31°36' 07" 1.2927 0.6453 103.0 4.6
26 一月 2015 00:00:00 02h 38m 25.9s +32°52' 22" 1.2918 0.6623 101.5 4.6
27 一月 2015 00:00:00 02h 34m 41.5s +34°04' 33" 1.2912 0.6797 100.1 4.7
28 一月 2015 00:00:00 02h 31m 06.5s +35°12' 55" 1.2908 0.6975 98.8 4.8
29 一月 2015 00:00:00 02h 27m 40.4s +36°17' 44" 1.2905 0.7156 97.5 4.8
30 一月 2015 00:00:00 02h 24m 22.9s +37°19' 12" 1.2904 0.7339 96.2 4.8
31 一月 2015 00:00:00 02h 21m 13.7s +38°17' 35" 1.2905 0.7525 95.0 4.9

收藏备用

CCD测光和目视测光完全是两条线了。

我感觉没有这么亮啊。。。

不错的资料！

不是1月11号最亮吗

好帖

5等的彗星，目视亮度能有几等的恒星？
要借助双筒才能目视吧。

太亮了啊，去拍吧

看星历表应该是1月11日达到最亮吧？