快讯：潜在的新彗星TJL005
由大神Terry Lovejoy再下一城，发现时亮度接近15等，根据初步轨道年底到2015年初北半球观测条件极佳。 亮度未知，期待中。光变曲线要过一段时间才能出来。 据说近日点太远？ 没有公布亮度是因为此前轨道还没确定下来，今天MPC已经公布轨道根数和编号命名了。位置好，但是亮度不给力：C/2014 Q2 (Lovejoy)
T 2015 Feb. 14.86486 TT MPC
q 1.7767515 (2000.0) P Q
Peri.356.34692 -0.24290752 -0.19042558
Node 104.74674 +0.91307187 -0.37598674
e 1.0 Incl. 79.60067 +0.32756022 +0.90684732
From 23 observations 2014 Aug. 17-19.
日期 Top R.A. Top Dec R (AU) 距离 El ? Mag
01 一月 2015 06h 20m 20.6s -30°28' 20" 1.8679 1.1104 126.2 11.4
02 一月 2015 06h 17m 15.4s -29°40' 45" 1.8640 1.1003 126.8 11.4
03 一月 2015 06h 14m 10.3s -28°51' 23" 1.8602 1.0907 127.4 11.4
04 一月 2015 06h 11m 05.6s -28°00' 15" 1.8565 1.0815 128.0 11.4
05 一月 2015 06h 08m 01.5s -27°07' 22" 1.8528 1.0729 128.6 11.3
06 一月 2015 06h 04m 58.2s -26°12' 47" 1.8492 1.0648 129.0 11.3
07 一月 2015 06h 01m 56.1s -25°16' 31" 1.8457 1.0572 129.5 11.3
08 一月 2015 05h 58m 55.3s -24°18' 38" 1.8423 1.0502 129.9 11.3
09 一月 2015 05h 55m 56.0s -23°19' 10" 1.8390 1.0437 130.2 11.2
10 一月 2015 05h 52m 58.6s -22°18' 12" 1.8357 1.0378 130.5 11.2
11 一月 2015 05h 50m 03.1s -21°15' 48" 1.8325 1.0326 130.7 11.2
12 一月 2015 05h 47m 09.8s -20°12' 02" 1.8295 1.0279 130.9 11.2
13 一月 2015 05h 44m 19.0s -19°07' 01" 1.8264 1.0239 131.0 11.2
14 一月 2015 05h 41m 30.7s -18°00' 49" 1.8235 1.0205 131.0 11.2
15 一月 2015 05h 38m 45.3s -16°53' 33" 1.8207 1.0177 130.9 11.1
16 一月 2015 05h 36m 02.7s -15°45' 19" 1.8179 1.0156 130.8 11.1
17 一月 2015 05h 33m 23.2s -14°36' 13" 1.8152 1.0142 130.6 11.1
18 一月 2015 05h 30m 47.0s -13°26' 24" 1.8127 1.0134 130.3 11.1
19 一月 2015 05h 28m 14.2s -12°15' 57" 1.8102 1.0132 130.0 11.1
20 一月 2015 05h 25m 44.8s -11°05' 01" 1.8077 1.0138 129.6 11.1
21 一月 2015 05h 23m 19.0s -09°53' 42" 1.8054 1.0149 129.1 11.1
22 一月 2015 05h 20m 56.9s -08°42' 09" 1.8032 1.0168 128.6 11.1
23 一月 2015 05h 18m 38.6s -07°30' 27" 1.8010 1.0193 128.0 11.1
24 一月 2015 05h 16m 24.2s -06°18' 45" 1.7990 1.0224 127.4 11.1
25 一月 2015 05h 14m 13.6s -05°07' 10" 1.7970 1.0262 126.7 11.1
26 一月 2015 05h 12m 07.0s -03°55' 47" 1.7951 1.0306 125.9 11.1
27 一月 2015 05h 10m 04.4s -02°44' 44" 1.7933 1.0357 125.1 11.1
28 一月 2015 05h 08m 05.7s -01°34' 07" 1.7916 1.0413 124.3 11.1
29 一月 2015 05h 06m 11.1s -00°24' 01" 1.7900 1.0476 123.4 11.1
30 一月 2015 05h 04m 20.6s +00°45' 29" 1.7885 1.0544 122.5 11.1
31 一月 2015 05h 02m 34.0s +01°54' 17" 1.7871 1.0618 121.6 11.2
01 二月 2015 05h 00m 51.5s +03°02' 19" 1.7857 1.0698 120.6 11.2
02 二月 2015 04h 59m 12.9s +04°09' 31" 1.7845 1.0783 119.6 11.2
03 二月 2015 04h 57m 38.4s +05°15' 50" 1.7833 1.0874 118.6 11.2
04 二月 2015 04h 56m 07.7s +06°21' 12" 1.7823 1.0969 117.6 11.2
05 二月 2015 04h 54m 41.0s +07°25' 35" 1.7813 1.1070 116.6 11.2
06 二月 2015 04h 53m 18.2s +08°28' 55" 1.7804 1.1175 115.5 11.3
07 二月 2015 04h 51m 59.3s +09°31' 12" 1.7796 1.1285 114.4 11.3
08 二月 2015 04h 50m 44.1s +10°32' 24" 1.7790 1.1399 113.4 11.3
09 二月 2015 04h 49m 32.8s +11°32' 29" 1.7784 1.1518 112.3 11.3
10 二月 2015 04h 48m 25.2s +12°31' 27" 1.7779 1.1640 111.2 11.3
11 二月 2015 04h 47m 21.2s +13°29' 16" 1.7775 1.1767 110.2 11.4
12 二月 2015 04h 46m 20.9s +14°25' 58" 1.7771 1.1897 109.1 11.4
13 二月 2015 04h 45m 24.2s +15°21' 30" 1.7769 1.2031 108.0 11.4
14 二月 2015 04h 44m 31.1s +16°15' 54" 1.7768 1.2169 107.0 11.4
15 二月 2015 04h 43m 41.5s +17°09' 11" 1.7768 1.2309 105.9 11.4
16 二月 2015 04h 42m 55.3s +18°01' 20" 1.7768 1.2453 104.8 11.5
17 二月 2015 04h 42m 12.5s +18°52' 22" 1.7770 1.2600 103.8 11.5
18 二月 2015 04h 41m 33.0s +19°42' 18" 1.7772 1.2749 102.8 11.5
19 二月 2015 04h 40m 56.9s +20°31' 10" 1.7776 1.2901 101.7 11.6
20 二月 2015 04h 40m 24.0s +21°18' 57" 1.7780 1.3055 100.7 11.6
21 二月 2015 04h 39m 54.3s +22°05' 42" 1.7785 1.3212 99.7 11.6
22 二月 2015 04h 39m 27.7s +22°51' 26" 1.7791 1.3371 98.7 11.6
23 二月 2015 04h 39m 04.2s +23°36' 10" 1.7799 1.3532 97.7 11.7
24 二月 2015 04h 38m 43.7s +24°19' 55" 1.7807 1.3695 96.7 11.7
25 二月 2015 04h 38m 26.1s +25°02' 43" 1.7816 1.3860 95.7 11.7
26 二月 2015 04h 38m 11.5s +25°44' 35" 1.7826 1.4026 94.8 11.8
27 二月 2015 04h 37m 59.8s +26°25' 33" 1.7836 1.4193 93.8 11.8
28 二月 2015 04h 37m 50.8s +27°05' 39" 1.7848 1.4363 92.9 11.8
01 三月 2015 04h 37m 44.6s +27°44' 53" 1.7861 1.4533 91.9 11.8
02 三月 2015 04h 37m 41.0s +28°23' 17" 1.7874 1.4704 91.0 11.9
03 三月 2015 04h 37m 40.1s +29°00' 52" 1.7889 1.4877 90.1 11.9
04 三月 2015 04h 37m 41.8s +29°37' 40" 1.7904 1.5051 89.2 11.9
05 三月 2015 04h 37m 46.1s +30°13' 43" 1.7921 1.5225 88.3 11.9
06 三月 2015 04h 37m 52.9s +30°49' 02" 1.7938 1.5400 87.4 12.0
另外同时有一颗新彗星确认命名：
C/2014 Q1 (PANSTARRS)
T 2015 July 2.35531 TT MPC
q 0.3480754 (2000.0) P Q
Peri.117.30887 -0.56702445 -0.81565028
Node 9.97399 +0.29352587 -0.33039898
e 1.0 Incl. 41.55104 +0.76962708 -0.47492223
From 41 observations 2014 Aug. 16-19.
最大亮度3.9等，但是太靠近太阳，难以观测：
18 六月 201504h 45m 56.9s+32°30' 57"0.53041.432415.76.0
19 六月 201504h 55m 00.0s+32°58' 14"0.51101.419015.15.8
20 六月 201505h 04m 23.4s+33°22' 44"0.49201.406014.45.7
21 六月 201505h 14m 07.2s+33°44' 00"0.47351.393513.85.5
22 六月 201505h 24m 11.0s+34°01' 35"0.45571.381413.25.3
23 六月 201505h 34m 34.1s+34°15' 00"0.43861.369712.65.1
24 六月 201505h 45m 15.2s+34°23' 41"0.42241.358512.14.9
25 六月 201505h 56m 12.7s+34°27' 09"0.40721.347511.64.8
26 六月 201506h 07m 24.4s+34°24' 52"0.39341.336911.24.6
27 六月 201506h 18m 47.4s+34°16' 18"0.38101.326610.94.4
28 六月 201506h 30m 18.3s+34°01' 03"0.37031.316510.84.3
29 六月 201506h 41m 53.1s+33°38' 43"0.36151.306610.74.2
30 六月 201506h 53m 27.5s+33°09' 06"0.35481.297010.94.1
01 七月 201507h 04m 56.8s+32°32' 05"0.35031.287411.14.0
02 七月 201507h 16m 16.6s+31°47' 45"0.34821.278111.64.0
03 七月 201507h 27m 22.6s+30°56' 22"0.34861.269012.13.9
04 七月 201507h 38m 11.2s+29°58' 20"0.35141.260112.84.0
05 七月 201507h 48m 39.6s+28°54' 13"0.35651.251613.64.0
06 七月 201507h 58m 45.6s+27°44' 39"0.36381.243414.54.1
07 七月 201508h 08m 28.3s+26°30' 20"0.37321.235815.54.2
08 七月 201508h 17m 47.3s+25°11' 58"0.38441.228816.54.3
09 七月 201508h 26m 42.7s+23°50' 14"0.39731.222417.54.4
10 七月 201508h 35m 15.5s+22°25' 47"0.41151.216718.64.6
11 七月 201508h 43m 26.6s+20°59' 11"0.42701.211919.74.7
12 七月 201508h 51m 17.4s+19°30' 59"0.44351.207820.84.9
13 七月 201508h 58m 49.2s+18°01' 38"0.46081.204721.95.0
14 七月 201509h 06m 03.3s+16°31' 33"0.47891.202423.05.2
15 七月 201509h 13m 01.1s+15°01' 06"0.49751.201124.15.4
16 七月 201509h 19m 43.9s+13°30' 35"0.51661.200625.25.5
17 七月 201509h 26m 12.9s+12°00' 17"0.53621.201126.35.7
18 七月 201509h 32m 29.1s+10°30' 26"0.55601.202427.45.8
19 七月 201509h 38m 33.6s+09°01' 15"0.57601.204728.56.0
本帖最后由 suhuasky 于 2014-8-22 11:14 编辑
C/2014 Q2 (LOVEJOY)动态：轨道又有更新，按照最新的数据，明年一月冲日，彗星亮度可以达到8等左右。
Ephemeris of comet C/2014 Q2 Lovejoy
日期Top R.A.Top DecR (AU)距离El ? Mag
01 十二月 201407h 33m 34.2s-44°10' 24"1.59771.0755101.510.7
02 十二月 201407h 31m 06.2s-44°03' 20"1.58991.0548102.310.6
03 十二月 201407h 28m 30.2s-43°55' 13"1.58221.0341103.110.6
04 十二月 201407h 25m 45.9s-43°45' 58"1.57451.0136103.910.5
05 十二月 201407h 22m 53.1s-43°35' 27"1.56700.9930104.710.4
06 十二月 201407h 19m 51.5s-43°23' 36"1.55950.9726105.610.4
07 十二月 201407h 16m 40.9s-43°10' 17"1.55210.9522106.510.3
08 十二月 201407h 13m 21.0s-42°55' 22"1.54470.9320107.310.2
09 十二月 201407h 09m 51.7s-42°38' 44"1.53750.9118108.210.2
10 十二月 201407h 06m 12.8s-42°20' 13"1.53030.8919109.210.1
11 十二月 201407h 02m 24.0s-41°59' 41"1.52330.8720110.110.0
12 十二月 201406h 58m 25.2s-41°36' 56"1.51630.8524111.110.0
13 十二月 201406h 54m 16.3s-41°11' 48"1.50940.8329112.09.9
14 十二月 201406h 49m 57.2s-40°44' 06"1.50260.8137113.09.8
15 十二月 201406h 45m 27.9s-40°13' 36"1.49590.7947114.09.8
16 十二月 201406h 40m 48.3s-39°40' 07"1.48930.7760115.19.7
17 十二月 201406h 35m 58.6s-39°03' 22"1.48280.7576116.19.6
18 十二月 201406h 30m 58.7s-38°23' 10"1.47640.7395117.29.5
19 十二月 201406h 25m 49.0s-37°39' 13"1.47010.7217118.29.5
20 十二月 201406h 20m 29.7s-36°51' 18"1.46390.7044119.39.4
21 十二月 201406h 15m 01.0s-35°59' 07"1.45780.6875120.49.3
22 十二月 201406h 09m 23.4s-35°02' 26"1.45180.6711121.59.3
23 十二月 201406h 03m 37.4s-34°00' 59"1.44590.6552122.59.2
24 十二月 201405h 57m 43.5s-32°54' 31"1.44020.6399123.69.1
25 十二月 201405h 51m 42.4s-31°42' 49"1.43450.6252124.79.1
26 十二月 201405h 45m 34.8s-30°25' 41"1.42900.6112125.79.0
27 十二月 201405h 39m 21.4s-29°02' 58"1.42360.5979126.68.9
28 十二月 201405h 33m 03.1s-27°34' 31"1.41830.5854127.58.8
29 十二月 201405h 26m 40.8s-26°00' 18"1.41310.5736128.48.8
30 十二月 201405h 20m 15.4s-24°20' 19"1.40800.5628129.18.7
31 十二月 201405h 13m 47.8s-22°34' 40"1.40310.5529129.88.7
01 一月 201505h 07m 19.1s-20°43' 30"1.39830.5441130.38.6
02 一月 201505h 00m 50.2s-18°47' 05"1.39370.5362130.78.6
03 一月 201504h 54m 22.1s-16°45' 49"1.38910.5295131.08.6
04 一月 201504h 47m 55.7s-14°40' 09"1.38470.5239131.08.5
05 一月 201504h 41m 32.1s-12°30' 38"1.38050.5194130.98.5
06 一月 201504h 35m 12.1s-10°17' 57"1.37630.5162130.68.4
07 一月 201504h 28m 56.5s-08°02' 47"1.37230.5142130.18.4
08 一月 201504h 22m 46.2s-05°45' 57"1.36850.5134129.58.4
09 一月 201504h 16m 41.9s-03°28' 13"1.36480.5139128.78.4
10 一月 201504h 10m 44.3s-01°10' 24"1.36120.5157127.78.4
11 一月 201504h 04m 53.9s+01°06' 42"1.35780.5186126.58.4
12 一月 201503h 59m 11.3s+03°22' 21"1.35450.5228125.38.4
13 一月 201503h 53m 36.9s+05°35' 51"1.35140.5281123.98.4
14 一月 201503h 48m 11.2s+07°46' 36"1.34840.5346122.58.4
15 一月 201503h 42m 54.4s+09°54' 05"1.34560.5421121.08.5
16 一月 201503h 37m 46.7s+11°57' 53"1.34290.5506119.48.5
17 一月 201503h 32m 48.4s+13°57' 39"1.34030.5602117.98.5
18 一月 201503h 27m 59.5s+15°53' 08"1.33800.5706116.38.6
19 一月 201503h 23m 20.2s+17°44' 12"1.33570.5819114.68.6
20 一月 201503h 18m 50.3s+19°30' 45"1.33370.5940113.08.6
21 一月 201503h 14m 29.9s+21°12' 45"1.33180.6068111.58.7
22 一月 201503h 10m 18.9s+22°50' 16"1.33000.6204109.98.7
23 一月 201503h 06m 17.2s+24°23' 21"1.32840.6345108.48.8
24 一月 201503h 02m 24.6s+25°52' 09"1.32700.6493106.98.8
25 一月 201502h 58m 41.0s+27°16' 47"1.32570.6645105.48.8
26 一月 201502h 55m 06.1s+28°37' 26"1.32460.6803103.98.9
27 一月 201502h 51m 39.8s+29°54' 16"1.32370.6964102.58.9
28 一月 201502h 48m 21.7s+31°07' 29"1.32290.7130101.29.0
29 一月 201502h 45m 11.8s+32°17' 15"1.32230.729999.89.0
30 一月 201502h 42m 09.6s+33°23' 46"1.32180.747298.59.1
31 一月 201502h 39m 15.1s+34°27' 13"1.32150.764797.39.1
01 二月 201502h 36m 27.9s+35°27' 46"1.32140.782596.19.2
02 二月 201502h 33m 47.8s+36°25' 38"1.32140.800594.99.2
03 二月 201502h 31m 14.6s+37°20' 57"1.32160.818793.79.3
04 二月 201502h 28m 48.0s+38°13' 53"1.32200.837092.69.3
05 二月 201502h 26m 27.8s+39°04' 35"1.32250.855591.59.4
06 二月 201502h 24m 13.8s+39°53' 12"1.32320.874290.59.4
07 二月 201502h 22m 05.8s+40°39' 52"1.32400.892989.59.5
08 二月 201502h 20m 03.5s+41°24' 43"1.32500.911888.59.5
09 二月 201502h 18m 06.8s+42°07' 52"1.32620.930787.59.6
10 二月 201502h 16m 15.5s+42°49' 26"1.32750.949686.59.6
11 二月 201502h 14m 29.3s+43°29' 31"1.32900.968685.69.7
12 二月 201502h 12m 48.2s+44°08' 13"1.33060.987684.79.7
13 二月 201502h 11m 11.9s+44°45' 37"1.33241.006683.99.8
14 二月 201502h 09m 40.2s+45°21' 49"1.33441.025683.09.8
15 二月 201502h 08m 13.1s+45°56' 54"1.33651.044682.29.8
16 二月 201502h 06m 50.3s+46°30' 56"1.33881.063681.49.9
17 二月 201502h 05m 31.7s+47°04' 00"1.34121.082580.69.9
18 二月 201502h 04m 17.2s+47°36' 09"1.34381.101479.810.0
19 二月 201502h 03m 06.6s+48°07' 27"1.34651.120279.110.0
20 二月 201502h 01m 59.7s+48°37' 57"1.34941.139078.410.1
21 二月 201502h 00m 56.5s+49°07' 44"1.35241.157677.710.1
22 二月 201501h 59m 56.9s+49°36' 49"1.35561.176277.010.2
23 二月 201501h 59m 00.6s+50°05' 16"1.35891.194776.310.2
24 二月 201501h 58m 07.6s+50°33' 08"1.36241.213175.710.3
25 二月 201501h 57m 17.7s+51°00' 26"1.36601.231475.010.3
26 二月 201501h 56m 30.9s+51°27' 13"1.36981.249674.410.4
27 二月 201501h 55m 47.1s+51°53' 31"1.37371.267773.810.4
28 二月 201501h 55m 06.1s+52°19' 22"1.37771.285673.210.4
01 三月 201501h 54m 27.9s+52°44' 48"1.38191.303472.610.5
02 三月 201501h 53m 52.4s+53°09' 51"1.38621.321172.110.5
03 三月 201501h 53m 19.4s+53°34' 32"1.39071.338771.510.6
04 三月 201501h 52m 49.0s+53°58' 52"1.39531.356171.010.6
05 三月 201501h 52m 21.0s+54°22' 55"1.40001.373470.510.7
06 三月 201501h 51m 55.5s+54°46' 39"1.40481.390570.010.7
07 三月 201501h 51m 32.2s+55°10' 08"1.40981.407569.510.7
08 三月 201501h 51m 11.2s+55°33' 22"1.41491.424469.010.8
09 三月 201501h 50m 52.5s+55°56' 22"1.42011.441168.610.8
10 三月 201501h 50m 35.9s+56°19' 10"1.42541.457668.110.9
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