MPEC 2008-N20 : COMET 144P/KUSHIDA
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M.P.E.C. 2008-N20 Issued 2008 July 8, 02:00 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 144P/KUSHIDA
Observations:
0144P C2007 06 18.51110 22 00 58.85 -07 23 56.4 EN020568
0144P C2007 06 18.51912 22 00 58.80 -07 23 56.3 EN020568
0144P C2007 06 18.54883 22 00 58.60 -07 23 54.5 EN020568
0144P S2007 07 09.96065 22 09 45.458-06 24 54.06 EN020245
0144P s2007 07 09.96065 2 -0.44276278 -0.02756464 -0.02981825 EN020245
0144P S2007 07 10.09603 22 09 45.606-06 24 44.05 EN020245
0144P s2007 07 10.09603 2 -0.44267101 -0.02851609 -0.03020204 EN020245
Observer details:
245 Spitzer Space Telescope. Observers M. S. Kelley, Y. Fernandez, H. Weaver,
I. Toth, W. Reach, J. Pittichova, K. Meech, S. Lowry, C. Lisse,
J. Licandro, P. Lamy, O. Groussin, A. Fitzsimmons, H. Campins, J. Bauer,
M. A'Hearn. Measurer M. S. Kelley. 0.85-m reflector.
568 Mauna Kea. Observers K. Meech, J. Pittichova. Measurer K. Meech.
Keck II telescope + LRIS.
Orbital elements:
144P/Kushida
Epoch 2009 Jan. 9.0 TT = JDT 2454840.5
T 2009 Jan. 26.85516 TT MPC
q 1.4389476 (2000.0) P Q
n 0.12964580 Peri. 216.09374 -0.20071096 -0.97747582
a 3.8663136 Node 245.56545 +0.91476860 -0.16316963
e 0.6278244 Incl. 4.10917 +0.35059025 -0.13385329
P 7.60
Residuals in seconds of arc
940107 675 1.0+ 1.8- 940120 046 0.6- 0.1+ 940310 871 0.0 0.7+
940107 675 1.9- 1.0- 940120 391 1.0- 0.6+ 940310 871 0.7+ 0.6+
940108 896 (9.4- 12.3-)Y 940120 391 0.5- 0.7+ 940310 605 0.7+ 0.2-
940108 896(16.3- 12.5-)Y 940120 391 1.0+ 0.0 940310 605 1.5+ 1.3-
940109 897 0.1+ 0.4+ 940121 372 0.8+ 0.3+ 940311 887 0.2+ 0.3+
940109 897 0.3+ 0.4+ 940122 391 0.9- 0.9- 940311 887 0.7+ 0.0
940109 897 0.3+ 0.3+ 940122 391 1.0- 0.5- 940311 887 0.1- 0.1+
940109 385 0.4+ 0.1+ 940122 391 0.4- 0.2- 940311 056 (1.2- 2.2-)
940109 385 0.4+ 0.2- 940122 587 0.7- 0.5+ 940311 056 (0.7+ 3.8-)
940109 360 0.8+ 0.1+ 940122 587 0.7- 0.3+ 940311 540 1.1+ 0.2+
940109 360 0.7+ 0.1+ 940123 897 0.2- 0.1+ 940311 540 0.2+ 0.2+
940109 360 0.7+ 0.0 940123 897 1.2- 0.3+ 940311 540 0.4- 0.2-
940109 411 0.8+ 0.7- 940123 605 0.2- 1.6- 940311 540 0.2+ 1.9-
940109 411 0.6+ 0.8- 940123 605 1.6- 0.1- 940312 801 0.4+ 0.0
940109 411 0.5+ 0.7- 940123 605 0.4- 0.4- 940312 801 0.5+ 0.2-
940109 871 0.4+ 0.0 940123 605 0.8- 1.2- 940312 675 0.5+ 0.7-
940109 871 1.6+ 0.3+ 940125 360 0.2- 0.1+ 940312 675 1.0+ 1.2-
940109 871 0.8+ 0.7- 940125 360 0.4- 0.1+ 940312 056 0.4+ 1.5-
940109 402 1.0+ 0.1+ 940127 104 (2.0- 0.1+) 940312 056 0.6- 1.3-
940109 391 0.4- 1.0- 940127 104 1.8- 0.6- 940313 391 0.2+ 1.9+
940109 402 1.1+ 0.2+ 940127 104 1.4- 0.8- 940313 391 0.6- 0.8-
940109 391 0.5+ 0.2- 940131 657 1.7- 0.4- 940314 675 1.5+ 0.3-
940110 400 0.7+ 0.3+ 940201 897 1.1- 0.7- 940314 675 0.7+ 0.9-
940110 365 0.2+ 1.2- 940201 897 0.9- 0.0 940314 391 1.2- 0.1+
940110 400 0.3- 0.9+ 940203 360 0.6- 0.3- 940314 391 0.1- 0.1+
940110 365 0.8- 0.3- 940203 360 0.6- 0.4- 940315 391 1.2+ 0.8-
940110 896 (2.9+ 0.4-) 940206 893 (2.6- 0.1+) 940315 391 0.7+ 1.2+
940110 896 (2.6+ 2.6-) 940206 893 0.7- 0.2+ 940317 391 0.8- 0.9+
940111 675 0.5- 0.0 940206 893 (2.4+ 1.5-) 940317 391 1.2- 0.8+
940111 323 1.1+ 0.4+ 940207 896 (3.5- 0.6+) 940317 897 0.6- 0.1-
940111 871 0.9+ 0.2- 940207 391 0.4- 0.3+ 940317 897 0.7+ 0.9+
940111 871 1.0+ 0.6+ 940207 391 0.1- 1.3- 940317 360 0.4- 0.7+
940111 372 0.9+ 0.4+ 940207 893 0.2- 1.8- 940317 360 0.2- 0.7+
940111 385 0.8+ 0.3+ 940207 893 0.3- 0.1- 940318 391 0.3- 0.0
940111 385 0.5+ 0.2+ 940207 893 0.0 0.4- 940318 391 0.7- 0.5+
940111 385 0.6+ 0.2+ 940209 385 0.6- 0.6- 940319 391 (4.0- 1.4+)
940111 372 1.3+ 0.1- 940209 385 0.6- 0.5- 940319 391 1.7- 0.4+
940111 385 0.2+ 0.2+ 940209 385 0.5- 0.6- 940321 801 0.6- 1.3+
940111 896 1.7+ 0.3- 940209 046 0.3- 0.2- 940321 801 0.3- 0.6+
940111 896 0.1+ 0.2- 940209 046 0.3- 0.3- 940321 605 0.3+ 1.0+
940112 391 1.6+ 0.3+ 940209 046 0.0 0.1- 940321 605 0.1- 0.6-
940112 399 0.6+ 1.2+ 940209 046 0.4- 0.2- 940327 540 1.5+ 0.8+
940112 391 1.2+ 0.4+ 940209 046 0.4+ 0.6- 940327 540 0.8+ 1.2+
940112 391 0.3+ 0.5+ 940209 046 0.3- 0.5- 940327 540 (1.1+ 2.5+)
940112 323 1.5+ 0.5+ 940209 046 0.1- 0.5- 940327 540 (3.4+ 2.6+)
940112 391 0.9+ 0.1+ 940210 366 0.3- 0.4- 940330 540 (2.7+ 0.1+)
940113 400 (1.0+ 2.8+) 940210 366 0.4- 0.5- 940330 540 1.3+ 1.6+
940113 400 (0.6+ 2.1+) 940211 391 0.5- 0.3+ 940330 540 1.7+ 1.4+
940113 596 1.6+ 0.5+ 940212 605 0.6- 1.1- 940330 540 1.7+ 1.5+
940113 596 0.3+ 0.0 940212 605 0.3+ 0.1- 940330 605 0.0 1.8-
940114 897 0.5+ 0.5+ 940212 693 0.5- 0.0 940330 605 0.4+ 0.4+
940114 897 0.9+ 0.0 940212 693 0.4- 0.0 940331 897 0.2+ 0.6-
940114 897 0.8+ 0.2+ 940212 693 0.3- 0.1+ 940331 897 0.2+ 0.6-
940114 871 0.2+ 0.8- 940214 887 0.1+ 0.5- 940402 410 1.0+ 1.2-
940114 871 0.2+ 0.1- 940214 887 0.5- 0.2- 940402 410 1.5- 0.2+
940114 871 0.5+ 1.4- 940214 887 0.4- 0.2- 940405 691 0.3- 0.5+
940114 385 0.7+ 0.3+ 940214 893 0.0 0.1- 940405 691 0.7- 0.4+
940114 385 0.6+ 0.3+ 940214 893 0.2- 0.1- 940405 691 0.8- 0.7+
940114 385 0.4+ 0.0 940214 893 0.6- 0.2+ 940408 801 0.9- 0.3+
940114 385 0.6+ 0.1+ 940214 104 0.9- 0.8- 940408 801 1.1- 0.2+
940114 887 0.6+ 0.2+ 940214 104 0.8- 0.9- 940408 360 0.3- 0.1+
940114 887 0.7+ 0.1- 940214 104 0.7- 0.9- 940408 360 0.4- 0.0
940114 887 0.6+ 0.1+ 940214 605 0.7+ 1.7- 940411 693 0.8- 1.2+
940114 887 0.8+ 0.0 940214 605 0.3- 0.7- 940411 693 0.9- 0.7+
940114 896 0.3- 0.1- 940214 605 0.2- 1.6- 940411 693 0.8- 0.8+
940115 900 0.2- 0.3+ 940215 056 1.1- 0.2- 940415 801 0.6+ 0.5+
940115 900 0.3+ 0.5+ 940215 056 0.4- 1.0- 940415 801 1.9- 0.4+
940115 367 0.6+ 0.1- 940215 605 0.0 1.2- 940418 605 1.6+ 0.9+
940115 367 0.7+ 0.3+ 940215 605 0.3+ 1.0- 940418 605 0.4+ 1.7+
940115 402 0.3+ 0.4- 940216 372 0.4+ 1.0+ 940429 372 (3.6+ 1.0-)
940115 402 0.2+ 0.1- 940216 605 0.0 1.2- 940502 786 0.8- 1.5-
940115 372 0.9+ 1.6+ 940217 391 0.9- 0.8- 940503 658 0.4- 1.1+
940115 410 0.7+ 0.3+ 940217 391 1.6- 1.3- 940503 658 0.3- 1.1+
940115 896 1.5+ 0.4- 940217 391 (0.0 2.2-) 940503 658 1.1- 1.0+
940115 410 0.5+ 0.4- 940217 372 0.3+ 0.7+ 940503 658 1.1- 0.9+
940115 896 2.0+ 1.3+ 940217 605 0.9- 0.7- 940504 691 0.4- 0.8+
940115 360 0.7+ 0.1+ 940218 391 0.2- 0.2- 940504 691 0.3- 1.0+
940115 360 0.7+ 0.0 940218 410 0.2- 0.5- 940504 691 0.8- 0.9+
940115 540 0.6- 1.0+ 940218 410 0.0 0.7- 940506 360 0.3- 0.4+
940115 540 0.2+ 1.2+ 940218 410 0.2- 0.3- 940506 360 0.4+ 0.8+
940115 540 0.0 0.4- 940218 605 0.2- 1.1- 940506 410 1.9+ 0.2-
940115 540 0.5- 0.5+ 940219 786 0.7+ 1.4+ 940506 897 (3.2+ 4.3+)
940116 978 (3.3- 2.8+) 940219 786 1.0+ 0.9+ 940506 410 0.6+ 0.2-
940116 675 1.1- 0.9+ 940219 391 0.2+ 0.7- 940509 786 (2.0- 2.5+)
940116 675 0.9- 0.8+ 940219 391 0.8- 0.0 940511 801 (3.5+ 4.7-)
940116 896 0.3+ 1.0+ 940219 391 0.5- 0.1- 940511 801 0.5+ 0.1+
940116 391 0.2- 0.2- 940221 372 0.3- 0.6+ 940512 360 0.7- 0.6+
940116 391 0.3- 1.0- 940302 360 0.5+ 0.1+ 940512 360 0.5- 0.4+
940116 391 1.8- 0.5+ 940302 360 0.5+ 0.1+ 940513 046 0.2- 1.7+
940116 896 1.6- 0.2- 940303 970 (0.6- 2.1-) 940513 046 (1.3- 2.2+)
940117 605 (2.2- 0.4-) 940304 323 0.2+ 0.3+ 940513 046 (2.3- 1.5+)
940117 605 (1.7+ 2.9-) 940304 897 1.1+ 0.4- 940515 801 1.9- 1.8+
940117 691 0.4- 0.5+ 940304 897 0.1+ 0.1+ 940515 801 (7.3+ 2.7+)
940117 691 0.1- 0.4+ 940304 897 0.7+ 0.6- 940601 360 1.0+ 0.7-
940117 691 1.1- 0.3+ 940304 540 0.2- 0.8- 940601 360 0.3+ 0.5-
940117 323 1.7+ 1.9+ 940304 540 1.2- 0.6- 940613 691 1.0+ 0.4+
940118 540 0.3- 0.9+ 940304 540 0.1- 1.3- 940613 691 0.9+ 1.2-
940118 540 1.7- 0.1+ 940304 605 0.5+ 1.4- 940613 691 0.9+ 0.4-
940118 540 (2.2- 0.6-) 940304 540 0.0 0.0 940705 691 0.7- 1.9-
940118 540 0.1- 0.4- 940304 605 1.1+ 0.4- 940705 691 0.1- 0.2-
940118 596 0.2- 0.3- 940305 108 1.1- 0.7+ 940705 691 0.9+ 0.1-
940118 596 0.0 0.4+ 940305 108 0.9- 0.8+ 940709 691 1.0+ 0.4-
940119 026 1.4+ 1.1+ 940305 108 0.1+ 0.6+ 940709 691 0.2+ 0.1-
940119 391 0.2- 0.6+ 940306 108 1.3+ 0.4- 000725 809 0.9- 1.2-
940119 391 (2.5- 1.4+) 940306 786 1.9+ 0.7- 000725 809 0.3- 0.5-
940119 391 2.0- 1.2+ 940306 786 1.7+ 0.5- 000725 809 1.9- 1.9-
940119 046 0.6- 0.2+ 940306 410 0.2+ 0.6- 000725 809 0.8- 0.9-
940119 046 0.5- 0.1+ 940306 410 0.2+ 0.5+ 000727 809 0.7+ 0.6-
940119 046 0.5- 0.0 940306 410 0.3+ 0.1- 000727 809 0.0 0.0
940119 046 0.8- 0.3+ 940308 056 1.2+ 0.2+ 000727 809 0.0 0.0
940120 046 0.5- 0.0 940309 056 (0.5- 3.7-) 070618 568 1.3+ 0.6+
940120 046 0.5- 0.0 940309 056 1.5+ 1.4- 070618 568 1.3+ 0.4+
940120 046 0.5- 0.0 940310 897 0.6+ 0.1+ 070618 568 1.2+ 1.2+
940120 046 0.6- 0.1- 940310 897 0.3- 0.5- 070709 245 (2.1+ 2.4-)
940120 046 0.5- 0.1+ 940310 360 0.2- 0.2+ 070710 245 1.6+ 1.7-
940120 046 0.5- 0.2+ 940310 360 0.2- 0.1+
Ephemeris:
144P/Kushida
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2008 07 03 01 34.57 +13 37.4 2.627 2.551 74.5 22.6 18.7 22.2
2008 07 13 01 48.42 +15 00.2 2.439 2.480 80.4 23.8 18.3 22.0
2008 07 23 02 02.18 +16 19.7 2.252 2.410 86.3 24.9 17.9 21.8
2008 08 02 02 15.74 +17 35.0 2.066 2.339 92.4 25.7 17.5 21.6
2008 08 12 02 28.98 +18 45.2 1.884 2.269 98.6 26.2 17.0 21.3
2008 08 22 02 41.71 +19 49.4 1.708 2.199 105.0 26.4 16.5 21.1
2008 09 01 02 53.71 +20 46.5 1.538 2.129 111.7 26.1 16.0 20.8
2008 09 11 03 04.66 +21 34.9 1.378 2.059 118.6 25.4 15.5 20.4
2008 09 21 03 14.22 +22 13.1 1.227 1.991 126.1 24.1 14.9 20.1
2008 10 01 03 21.92 +22 39.1 1.089 1.924 134.0 22.0 14.4 19.7
2008 10 11 03 27.30 +22 50.2 0.964 1.859 142.6 19.1 13.8 19.2
2008 10 21 03 30.02 +22 43.6 0.856 1.796 151.9 15.2 13.2 18.8
2008 10 31 03 29.87 +22 16.4 0.764 1.736 161.9 10.2 12.7 18.3
2008 11 10 03 27.24 +21 27.6 0.692 1.679 172.6 4.4 12.2 17.7
2008 11 20 03 23.17 +20 19.6 0.639 1.626 175.4 2.8 11.8 17.4
2008 11 30 03 19.31 +19 00.1 0.606 1.578 164.4 9.7 11.4 17.5
2008 12 10 03 17.67 +17 41.9 0.591 1.537 153.5 16.6 11.1 17.7
2008 12 20 03 19.89 +16 37.6 0.591 1.501 143.6 22.9 10.9 17.8
2008 12 30 03 26.91 +15 56.0 0.605 1.473 134.8 28.3 10.8 18.0
2009 01 09 03 39.03 +15 39.6 0.628 1.453 127.3 32.5 10.7 18.2
2009 01 19 03 55.88 +15 45.2 0.661 1.442 121.1 35.7 10.8 18.4
2009 01 29 04 16.81 +16 06.3 0.703 1.439 116.0 38.0 10.9 18.6
2009 02 08 04 41.08 +16 34.7 0.753 1.446 111.7 39.3 11.1 18.7
2009 02 18 05 07.77 +17 02.4 0.812 1.461 108.0 40.0 11.3 19.0
2009 02 28 05 36.07 +17 22.8 0.881 1.484 104.8 40.2 11.7 19.2
2009 03 10 06 05.22 +17 30.9 0.960 1.515 101.8 39.9 12.0 19.4
2009 03 20 06 34.51 +17 23.7 1.049 1.554 98.8 39.3 12.4 19.6
2009 03 30 07 03.44 +17 00.4 1.149 1.598 95.9 38.4 12.9 19.9
2009 04 09 07 31.62 +16 21.3 1.260 1.648 92.9 37.4 13.3 20.1
2009 04 19 07 58.78 +15 27.8 1.380 1.703 89.7 36.1 13.8 20.3
2009 04 29 08 24.80 +14 21.9 1.510 1.761 86.4 34.8 14.3 20.6
2009 05 09 08 49.66 +13 05.4 1.648 1.822 82.9 33.3 14.8 20.8
2009 05 19 09 13.33 +11 40.5 1.793 1.886 79.2 31.8 15.3 21.0
2009 05 29 09 35.91 +10 09.0 1.945 1.953 75.3 30.1 15.8 21.2
2009 06 08 09 57.48 +08 32.5 2.102 2.020 71.3 28.4 16.2 21.4
2009 06 18 10 18.12 +06 52.5 2.262 2.089 67.2 26.6 16.7 21.6
2009 06 28 10 37.94 +05 10.1 2.424 2.158 62.8 24.8 17.1 21.7
2009 07 08 10 57.03 +03 26.4 2.587 2.229 58.4 22.9 17.5 21.9
2009 07 18 11 15.47 +01 42.3 2.749 2.299 53.8 20.9 17.9 22.0
2009 07 28 11 33.35 -00 01.5 2.908 2.370 49.0 18.9 18.3 22.2
2009 08 07 11 50.73 -01 44.2 3.064 2.440 44.1 16.8 18.7 22.3
2009 08 17 12 07.68 -03 25.3 3.214 2.510 39.1 14.7 19.0 22.4
2009 08 27 12 24.25 -05 04.3 3.357 2.580 33.9 12.6 19.4 22.4
Brian G. Marsden (C) Copyright 2008 MPC M.P.E.C. 2008-N20
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