COMET C/2008 A1 (McNAUGHT)
Observations:
CK08A010 C2008 01 10.57306 06 35 32.46 -43 45 47.5 15.2 T EA048E12
CK08A010 C2008 01 10.58269 06 35 31.47 -43 45 50.8 15.2 T EA048E12
CK08A010 C2008 01 10.59217 06 35 30.47 -43 45 54.2 15.1 T EA048E12
CK08A010 C2008 01 10.60164 06 35 29.49 -43 45 57.4 15.2 T EA048E12
CK08A010 C2008 01 10.66085 06 35 23.360-43 46 17.92 15.1 T EA048E12
CK08A010 C2008 01 10.66387 06 35 23.057-43 46 19.00 15.2 T EA048E12
CK08A010 C2008 01 10.75985 06 35 13.15 -43 46 51.7 EA048E12
CK08A010 C2008 01 11.27894 06 34 20.12 -43 49 52.4 15.8 T EA048673
CK08A010 C2008 01 11.28305 06 34 19.63 -43 49 54.2 16.4 T EA048H06
CK08A010 C2008 01 11.28947 06 34 19.04 -43 49 55.8 EA048673
CK08A010 C2008 01 11.29693 06 34 18.20 -43 49 58.2 16.9 T EA048H06
CK08A010 C2008 01 11.30081 06 34 17.85 -43 49 59.2 EA048673
CK08A010 C2008 01 11.31076 06 34 16.81 -43 50 02.2 EA048673
CK08A010 C2008 01 11.42755 06 34 04.99 -43 50 39.0 EA048423
CK08A010 C2008 01 11.43508 06 34 04.24 -43 50 42.0 16.1 N EA048423
CK08A010 C2008 01 11.43683 06 34 04.030-43 50 42.40 15.1 T EA048E12
CK08A010 C2008 01 11.43924 06 34 03.781-43 50 43.21 15.1 T EA048E12
CK08A010 C2008 01 11.63800 06 33 43.16 -43 51 52.1 15.3 N EA048D35
CK08A010 C2008 01 11.63899 06 33 43.15 -43 51 52.1 15.2 N EA048D35
CK08A010 C2008 01 11.63999 06 33 43.12 -43 51 52.3 15.3 N EA048D35
Observer details:
423 North Ryde. Observer S. G. McAndrew. 0.20-m f/4 hyperbolic astrograph
+ CCD.
673 Table Mountain Observatory, Wrightwood. Observer J. Young. 0.61-m f/16
Cassegrain + CCD.
D35 Lulin Observatory. Observer Q.-z. Ye. 0.41-m Ritchey-Chretien + CCD.
E12 Siding Spring Survey. Observer R. H. McNaught. 0.5-m Uppsala Schmidt
+ CCD.
H06 RAS Observatory, Mayhill. Observers E. Guido, G. Sostero. 0.25-m f/3.4
reflector + CCD.
Orbital elements:
C/2008 A1 (McNaught)
T 2008 Nov. 3.860 TT MPC
q 1.51069 (2000.0) P Q
Peri. 337.102 +0.242631 +0.127626
Node 285.853 -0.660658 -0.704174
e 1.0 Incl. 88.620 -0.710395 +0.698463
From 20 observations 2008 Jan. 10-11.
Ephemeris:
C/2008 A1 (McNaught)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2008 01 05 06 44.91 -43 08.0 3.500 4.003 114.1 13.0 15.2
2008 01 15 06 27.94 -44 08.3 3.426 3.907 112.3 13.5 15.1
2008 01 25 06 10.77 -44 34.5 3.372 3.810 109.1 14.1 14.9
2008 02 04 05 54.56 -44 28.0 3.336 3.713 104.9 14.9 14.8
2008 02 14 05 40.30 -43 53.4 3.313 3.616 99.9 15.6 14.7
2008 02 24 05 28.65 -42 57.9 3.299 3.518 94.5 16.3 14.6
Brian G. Marsden (C) Copyright 2008 MPC M.P.E.C. 2008-A48
以下是我使用SKYMAP计算的近日点前后星历表:
Ephemeris of comet C/2008 A1 McNaught
日期 时间 Top R.A. Top Dec R (AU) 距离 El ? Mag
15 十月 2008 00:00:00 15h 58m 18.4s -50°34' 05" 1.5360 1.9113 53.1 9.8
20 十月 2008 00:00:00 16h 19m 05.9s -47°37' 02" 1.5249 1.9589 50.1 9.8
25 十月 2008 00:00:00 16h 37m 17.8s -44°40' 43" 1.5170 2.0105 46.9 9.8
30 十月 2008 00:00:00 16h 53m 24.4s -41°47' 33" 1.5122 2.0650 43.7 9.9
04 十一月 2008 00:00:00 17h 07m 49.6s -38°58' 57" 1.5107 2.1214 40.5 9.9
09 十一月 2008 00:00:00 17h 20m 52.5s -36°15' 38" 1.5124 2.1787 37.1 10.0
14 十一月 2008 00:00:00 17h 32m 48.2s -33°37' 50" 1.5173 2.2358 33.8 10.1
19 十一月 2008 00:00:00 17h 43m 48.7s -31°05' 26" 1.5255 2.2922 30.5 10.1
24 十一月 2008 00:00:00 17h 54m 03.8s -28°38' 07" 1.5367 2.3470 27.2 10.2
29 十一月 2008 00:00:00 18h 03m 41.1s -26°15' 26" 1.5509 2.3997 24.0 10.3
04 十二月 2008 00:00:00 18h 12m 46.3s -23°56' 50" 1.5681 2.4495 20.8 10.4
09 十二月 2008 00:00:00 18h 21m 24.1s -21°41' 45" 1.5881 2.4963 17.9 10.5
14 十二月 2008 00:00:00 18h 29m 38.2s -19°29' 35" 1.6107 2.5396 15.2 10.6
19 十二月 2008 00:00:00 18h 37m 32.0s -17°19' 45" 1.6358 2.5793 13.0 10.7
24 十二月 2008 00:00:00 18h 45m 07.9s -15°11' 41" 1.6632 2.6150 11.6 10.8
29 十二月 2008 00:00:00 18h 52m 28.0s -13°04' 49" 1.6929 2.6468 11.2 10.9
03 一月 2009 00:00:00 18h 59m 33.4s -10°58' 37" 1.7245 2.6746 11.9 11.0
08 一月 2009 00:00:00 19h 06m 25.2s -08°52' 37" 1.7581 2.6984 13.6 11.1
13 一月 2009 00:00:00 19h 13m 04.4s -06°46' 21" 1.7933 2.7183 16.0 11.2
18 一月 2009 00:00:00 19h 19m 31.5s -04°39' 23" 1.8301 2.7345 18.7 11.3
[ 本帖最后由 suhuasky 于 2008-1-14 15:33 编辑 ] |
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