MPEC 2009-K65 : COMET 126P/IRAS
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M.P.E.C. 2009-K65 Issued 2009 May 28, 18:33 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. They are published
on behalf of Commission 20 of the International Astronomical Union by the
Minor Planet Center, Smithsonian Astrophysical Observatory,
Cambridge, MA 02138, U.S.A.
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://www.cfa.harvard.edu/iau/mpc.html ISSN 1523-6714
COMET 126P/IRAS
Observations:
0126P C2009 05 27.59340 15 02 48.84 -82 45 06.0 18.6 N EK065D25
0126P C2009 05 27.60463 15 02 44.72 -82 45 06.5 19.2 N EK065D25
0126P C2009 05 27.61600 15 02 39.57 -82 45 07.5 19.4 N EK065D25
0126P C2009 05 28.51348 14 56 52.01 -82 46 17.6 19.5 N EK065D25
0126P C2009 05 28.54316 14 56 40.47 -82 46 19.2 19.4 N EK065D25
0126P C2009 05 28.56816 14 56 30.34 -82 46 21.0 19.1 N EK065D25
Observer details:
D25 Tzec Maun Observatory, Pingelly. Observer L. Elenin. 0.15-m f/7.3
refractor + CCD.
Orbital elements:
126P/IRAS
Epoch 1983 Aug. 14.0 TT = JDT 2445560.5
T 1983 Aug. 23.79901 TT MPC
q 1.6968035 (2000.0) P Q
n 0.07492187 Peri. 356.89017 +0.99642617 +0.08004787
a 5.5726742 Node 357.85824 -0.05310181 +0.34535245
e 0.6955136 Incl. 46.18538 -0.06568928 +0.93505295
P 13.16
Epoch 1996 Nov. 13.0 TT = JDT 2450400.5
T 1996 Oct. 29.99483 TT MPC
q 1.7026847 (2000.0) P Q
n 0.07413995 Peri. 356.88703 +0.99620601 +0.08210844
a 5.6117870 Node 357.70072 -0.05583243 +0.34879628
e 0.6965878 Incl. 45.96160 -0.06675570 +0.93359486
P 13.29
Epoch 2010 Feb. 13.0 TT = JDT 2455240.5
T 2010 Feb. 22.66842 TT MPC
q 1.7134067 (2000.0) P Q
n 0.07343811 Peri. 356.73066 +0.99605735 +0.08416798
a 5.6474847 Node 357.76067 -0.05595031 +0.35086531
e 0.6966071 Incl. 45.83017 -0.06884265 +0.93263567
P 13.42
Residuals in seconds of arc
830630 675 0.2+ 0.3+ 831007 056 (0.8+ 3.1-) 961113 801 0.4+ 0.9-
830701 675 0.3- 0.5+ 831007 056 (2.1+ 0.1-) 961113 801 0.0 0.9-
830702 675 0.1- 0.2- 831009 801 1.9- 1.8+ 961115 360 0.7- 0.4-
830703 675 0.5- 0.8- 831010 056 0.7+ 1.9- 961119 897 0.9- 0.3-
830704 474 (0.4+ 3.2-) 831010 056 1.8+ 1.6- 961119 897 0.5+ 0.4-
830704 474 0.4+ 0.9+ 831011 657 1.3+ 0.7+ 961125 897 0.9+ 0.4-
830705 474 0.1+ 1.6- 831012 657 1.2+ 1.1+ 961125 897 0.2- 0.1-
830705 474 0.2+ 0.5- 831012 026 0.3+ 0.6- 961128 372 (2.6+ 1.2+)
830706 474 0.5- 0.9- 831018 657 0.1- 1.3+ 961202 372 0.7- 1.3-
830706 474 (2.1- 0.2-) 831027 046 0.6+ 0.9+ 961202 372 1.0+ 0.4+
830709 675 0.4+ 1.9+ 831027 046 0.8+ 0.6- 961202 897 1.6+ 0.7+
830710 675 1.3+ 1.8+ 831027 022 (3.4+ 1.3-) 961202 897 1.2+ 0.6+
830711 688 (2.0- 5.9-) 831027 022 1.1+ 1.6- 961203 867 1.5+ 0.2+
830711 474 1.3- 0.1- 831028 657(11.6- 7.0+) 961203 867 1.5+ 0.2+
830711 474 0.9- 0.7+ 831102 056 1.7+ 1.2- 961203 360 0.0 0.4-
830713 688 (1.2- 2.7-) 831102 056 (2.4+ 0.8-) 961203 360 0.1+ 0.4-
830717 688 (1.0- 6.8-) 831104 688 (4.3+ 1.3-) 961212 372 (0.3- 2.2+)
830720 675 0.4+ 0.2+ 831105 801 (2.5- 0.6-) 961212 046 0.1+ 0.5+
830721 675 0.5+ 0.7- 831105 657 (0.4- 3.0+) 961212 046 0.2- 0.4+
830811 675 (0.5- 7.4+) 831106 056 0.9- 1.1+ 961212 046 0.0 0.4+
830813 657 (7.8- 2.2+) 831106 056 1.8+ 1.1+ 961214 421 0.1+ 0.9+
830814 046 (0.4- 4.4-) 831107 381 (0.8- 2.4+) 961214 421 0.1- 1.2+
830814 657 (3.0+ 7.7+) 831107 056 0.4+ 0.8+ 961214 421 0.0 0.7+
830815 046 (5.8- 1.6+) 831107 056 0.6+ 0.1- 961221 046 1.1+ 0.1-
830815 046 0.9- 1.6+ 831108 657 (2.8- 2.0+) 961221 605 (2.1+ 0.8+)
830816 046 (2.6- 0.1-) 831108 056 1.5+ 1.5+ 961221 046 0.4+ 0.2+
830816 046 (2.5- 0.1-) 831108 056 0.7- 0.7- 961221 046 0.6+ 0.1-
830816 657 1.2+ 0.4+ 831109 801 1.5- 1.0+ 961221 046 0.3+ 0.1+
830817 657 0.8- 0.7+ 831110 491 (1.6- 2.2-) 961221 605 (2.4+ 0.0 )
830820 046 0.8- 0.4- 831124 046 1.3- 1.3+ 961221 605 (3.0+ 1.8+)
830820 046 0.9+ 1.1+ 831124 046 (0.1+ 2.2-) 961223 605 1.6+ 0.5+
830820 657 (6.4- 1.7-) 831129 675 1.1- 0.7+ 961223 605 1.0+ 0.8+
830821 657 (3.8+ 7.4-) 831130 491 1.9- 1.2+ 961223 605 1.5+ 0.2+
830831 046 1.6- 0.3+ 831201 491 (3.4- 6.2+) 961227 118 0.0 0.3+
830831 046 1.3- 0.4- 831206 801 (2.8- 0.2+) 961227 118 0.1+ 0.0
830901 046 0.1+ 0.2+ 831223 675 1.4- 0.5+ 961228 360 0.1- 0.5+
830901 046 0.8- 1.9+ 840222 801 (0.8- 3.4+) 961228 360 0.1- 0.3+
830902 707 0.1+ 1.0+ 960808 413 0.1- 0.7- 961228 046 0.4+ 0.7+
830903 801 1.4- 0.6+ 960809 424 0.4+ 0.9- 961228 046 0.2+ 0.1-
830904 046 0.4+ 1.1- 960809 424 0.2+ 0.1- 961228 046 0.1- 0.3+
830904 046 0.4- 0.8- 960809 422 0.9- 0.2- 961228 605 (2.2+ 1.7+)
830904 046 1.3- 1.0- 960809 422 0.2- 0.3- 961228 605 1.0+ 1.4+
830904 046 (1.0- 3.7-) 960809 422 0.6- 0.1- 961229 118 0.2- 0.8+
830905 657 (3.2- 4.2-) 960809 422 0.4- 0.2- 961229 118 0.4- 0.9+
830906 657 (0.7+ 3.4-) 960809 422 1.0- 0.2+ 961230 897 0.3- 0.8+
830906 688 (2.4- 5.9-) 960809 424 0.3- 0.4- 961230 897 0.8+ 0.6+
830906 688 (3.3- 5.4-) 960810 424 1.3- 0.7+ 970107 605 (2.3+ 0.5+)
830906 675 0.3- 0.5- 960918 864 1.3+ 0.3+ 970107 605 (2.3+ 0.7-)
830906 675 1.3- 0.8- 960918 864 1.0+ 0.2- 970107 605 1.1+ 0.2-
830907 657 (0.2- 3.0-) 960922 897 (6.0+ 2.9+) 970108 897 1.2+ 1.0+
830907 675 2.0- 0.1+ 960922 897 (4.1+ 2.2+) 970108 897 1.5+ 0.2-
830907 046 0.8- 0.2- 960922 897 (4.5+ 3.7+) 970112 360 0.0 0.8-
830907 046 0.8- 1.3- 960927 897 1.2- 1.8- 970112 360 0.0 0.6-
830908 026 (4.6- 7.0+) 960927 897 1.1+ 0.2- 970112 118 0.3+ 0.4-
830908 801 0.5- 0.6+ 961001 372 0.0 1.4+ 970112 118 0.1- 0.6-
830908 056 (2.9- 2.4+) 961001 372 0.5+ 0.2+ 970115 605 0.2+ 0.5+
830908 056 1.7- 0.0 961001 372 0.2+ 1.0+ 970115 605 1.4+ 0.8+
830912 688 (0.4- 4.8-) 961004 372 0.3- 1.1+ 970116 402 0.6+ 0.6-
830912 688 (1.6- 5.2-) 961004 372 0.2+ 0.1- 970116 402 1.2+ 0.6-
830913 657 0.3- 0.5+ 961004 360 0.4- 0.5- 970116 402 1.1+ 0.1+
830913 491 0.4- 0.6+ 961004 360 0.5- 0.5- 970121 118 0.3- 0.4+
830913 491 0.9+ 0.1+ 961005 900 0.2- 0.6- 970121 118 0.6- 0.4+
830915 657 (4.6+ 4.4-) 961005 367 0.3- 1.1- 970124 118 0.1- 0.3-
830915 056 1.2+ 1.5+ 961005 900 1.5+ 0.7+ 970124 118 0.5+ 0.5-
830915 056 1.6- 1.0+ 961005 367 0.9- 1.3- 970126 118 0.1+ 0.3+
830919 020 (2.3+ 5.3-) 961009 900 0.9+ 0.7- 970126 118 0.1+ 0.5+
830926 046 0.3+ 1.4+ 961009 900 0.1+ 0.7- 970130 360 0.2+ 0.7+
830926 046 1.1- 0.9- 961011 360 1.0- 0.3- 970130 360 0.4+ 0.6+
830926 026 1.0+ 0.0 961011 360 0.7- 0.5- 970209 897 1.7+ 1.7+
830927 046 0.0 0.5+ 961015 372 0.7- 0.4- 970209 360 0.6- 0.2+
830927 046 1.5- 0.7- 961015 372 0.6+ 0.4+ 970209 360 0.6- 0.2-
830928 657 1.2+ 1.1+ 961016 897 (0.7+ 2.4-) 970209 046 0.6- 0.5+
830928 026 0.5- 0.8+ 961016 897 (0.6+ 2.5-) 970209 046 0.7- 0.3-
830928 046 0.3- 0.2+ 961020 897 1.6+ 0.2- 970209 046 0.5- 0.0
830928 046 0.5- 1.2- 961020 897 (2.3+ 0.4-) 970216 118 0.4- 0.9+
830929 657 (0.0 3.8-) 961020 897 1.9+ 0.3+ 970216 118 0.5- 0.5+
830929 056 (4.7- 0.7-) 961023 867 0.7+ 1.7- 970216 118 0.6+ 1.3+
830929 056 (0.3+ 3.5-) 961023 867 0.1+ 1.6- 970219 118 0.3+ 1.3+
830929 046 1.8- 0.1- 961025 046 0.5- 0.2- 970220 118 0.2- 0.4+
830929 046 0.9+ 0.8- 961025 046 0.6- 0.1- 970220 118 0.7- 0.3+
830930 657 (2.3- 2.3-) 961025 046 0.4- 0.1+ 970222 118 1.3- 0.2+
831001 707 0.2- 0.1+ 961101 587 0.4- 0.3- 970222 118 1.9- 0.0
831001 657 (2.9- 1.1+) 961101 587 0.3- 0.4- 970224 360 0.1- 0.2-
831001 056 0.6- 1.0- 961102 124 0.2+ 1.1- 970224 360 0.1+ 0.3+
831003 552 (2.3- 0.2-) 961102 124 0.1- 0.0 970301 118 0.5+ 0.8+
831003 552 1.5- 1.1+ 961102 124 0.4+ 0.1- 970301 118 0.3+ 0.8+
831003 552 0.7+ 1.7- 961102 124 0.1- 0.6- 090527 D25 0.4- 0.5-
831004 688 0.3+ 1.8- 961102 124 0.4- 0.7- 090527 D25 0.3+ 0.1+
831004 491 0.6+ 0.3- 961103 046 0.0 0.3- 090527 D25 0.9- 0.2+
831005 657 (1.6+ 4.1-) 961103 046 0.2+ 0.4+ 090528 D25 0.9- 1.0-
831005 056 1.1+ 1.4- 961103 046 0.2+ 0.4- 090528 D25 0.4- 0.6-
831005 056 0.8+ 1.6- 961112 801 0.8+ 0.6- 090528 D25 0.8- 0.7-
831006 491 0.8- 0.1- 961112 801 0.3+ 1.1-
Nongravitational parameters A1 = -0.06 +/- 0.08, A2 = -0.0638 +/- 0.0005.
Ephemeris:
126P/IRAS
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2009 05 19 15 54.77 -82 08.3 2.629 3.224 117.6 16.1 18.3 22.5
2009 05 29 14 53.72 -82 46.7 2.546 3.155 118.2 16.4 18.0 22.4
2009 06 08 13 53.86 -82 23.4 2.478 3.085 117.8 16.9 17.8 22.3
2009 06 18 13 13.99 -81 13.9 2.422 3.015 116.4 17.6 17.5 22.2
2009 06 28 12 56.01 -79 41.2 2.379 2.945 114.2 18.4 17.3 22.2
2009 07 08 12 54.16 -78 02.3 2.345 2.874 111.2 19.3 17.0 22.1
2009 07 18 13 03.27 -76 25.8 2.321 2.804 107.8 20.2 16.8 22.1
2009 07 28 13 20.22 -74 55.4 2.305 2.734 104.0 21.1 16.5 22.0
2009 08 07 13 43.07 -73 31.7 2.294 2.664 100.0 22.0 16.3 22.0
2009 08 17 14 10.63 -72 12.5 2.288 2.595 95.9 22.8 16.1 22.0
2009 08 27 14 42.07 -70 54.3 2.285 2.526 91.7 23.6 15.8 21.9
2009 09 06 15 16.53 -69 32.5 2.286 2.458 87.5 24.2 15.6 21.9
2009 09 16 15 53.11 -68 01.4 2.289 2.390 83.3 24.7 15.4 21.8
2009 09 26 16 30.88 -66 16.0 2.294 2.324 79.1 25.1 15.1 21.8
2009 10 06 17 08.79 -64 11.9 2.301 2.259 75.0 25.3 14.9 21.7
2009 10 16 17 45.93 -61 45.9 2.311 2.196 70.8 25.4 14.7 21.7
2009 10 26 18 21.62 -58 56.9 2.324 2.135 66.7 25.3 14.4 21.6
2009 11 05 18 55.39 -55 44.8 2.339 2.076 62.5 25.1 14.2 21.6
2009 11 15 19 27.05 -52 11.0 2.358 2.020 58.2 24.6 14.0 21.5
2009 11 25 19 56.60 -48 17.8 2.380 1.967 53.9 23.9 13.8 21.5
2009 12 05 20 24.14 -44 08.0 2.405 1.918 49.5 23.0 13.6 21.4
2009 12 15 20 49.86 -39 44.4 2.433 1.873 45.1 21.9 13.4 21.4
2009 12 25 21 14.01 -35 10.0 2.463 1.832 40.6 20.5 13.2 21.3
2010 01 04 21 36.78 -30 27.7 2.495 1.797 36.1 18.8 13.1 21.2
2010 01 14 21 58.40 -25 39.8 2.529 1.767 31.5 16.9 13.0 21.2
Brian G. Marsden (C) Copyright 2009 MPC M.P.E.C. 2009-K65
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