MPEC 2009-P09 : COMET P/2004 X1 = 2009 MB9 (LINEAR)
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M.P.E.C. 2009-P09 Issued 2009 Aug. 3, 15:05 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 P/2004 X1 = 2009 MB9 (LINEAR)
Observations:
PK09M09B C2009 07 08.99201 14 12 28.12 -37 59 03.9 EP009808
PK09M09B C2009 07 09.00185 14 12 24.36 -37 58 56.4 EP009808
PK09M09B C2009 07 09.01076 14 12 20.65 -37 58 49.4 EP009808
PK09M09B C2009 08 02.38311 11 09 10.79 -21 54 07.2 17.7 T EP009E12
PK09M09B C2009 08 02.38596 11 09 09.20 -21 53 52.7 17.6 T EP009E12
PK09M09B C2009 08 03.35877 11 00 20.36 -20 31 07.2 17.3 T EP009E12
Observer details:
808 El Leoncito. Observers H. S. Lepez, M. G. Torre, Y. N. Buchiniz,
J. E. Torres. Measurer H. S. Lepez. 0.5-m f/7.5 double astrograph + CCD.
E12 Siding Spring Survey. Observer R. H. McNaught. 0.5-m Uppsala Schmidt
+ CCD.
Orbital elements:
P/2004 X1 = 2009 MB9 (LINEAR)
Epoch 2004 Nov. 11.0 TT = JDT 2453320.5
T 2004 Nov. 1.91934 TT MPC
q 0.7824018 (2000.0) P Q
n 0.20386211 Peri. 345.43417 +0.99150838 +0.12956367
a 2.8592033 Node 7.14945 -0.10854224 +0.87176274
e 0.7263567 Incl. 5.14118 -0.07162199 +0.47248595
P 4.83
Epoch 2009 Sept. 6.0 TT = JDT 2455080.5
T 2009 Sept. 1.09936 TT MPC
q 0.7801997 (2000.0) P Q
n 0.20393034 Peri. 345.43464 +0.99144313 +0.13006476
a 2.8585655 Node 7.11999 -0.10898899 +0.87164881
e 0.7270660 Incl. 5.14782 -0.07184654 +0.47255847
P 4.83
Residuals in seconds of arc
041207 704 (3.0+ 1.1-) 041212 104 0.1- 0.5+ 090630 E12 0.0 0.1+
041207 704 (0.3+ 2.8-) 041213 246 0.1+ 0.6+ 090630 E12 0.2- 0.2+
041207 704 1.8+ 0.5+ 041213 246 0.0 0.2+ 090630 E12 0.0 0.2+
041207 704 (1.5+ 2.6+) 041213 246 0.2+ 0.3+ 090630 D90 0.1- 0.3+
041209 703 1.2+ 0.1- 041213 246 0.0 1.0+ 090701 E12 0.3- 0.3+
041209 703 0.5+ 0.0 041213 246 0.4- 0.3+ 090704 568 0.2+ 0.3+
041209 703 0.2- 0.4- 041213 246 1.0+ 0.2+ 090704 568 0.1+ 0.3+
041209 703 1.4- 1.5- 041214 215 0.5- 0.3- 090704 568 0.1+ 0.3+
041209 246 0.7+ 0.2+ 041215 246 1.2- 0.4+ 090705 568 0.0 0.2+
041209 246 1.0- 0.7- 041215 246 0.5- 0.3+ 090705 568 0.1+ 0.2+
041209 246 0.2- 0.8+ 041215 246 0.0 1.0+ 090705 568 0.0 0.2+
041209 246 0.9- 0.1+ 041215 246 1.2- 0.4+ 090705 E12 0.2- 0.1+
041209 246 0.8- 0.3- 041215 246 0.8- 0.8+ 090707 E12 0.1+ 0.1+
041209 246 1.4- 0.3- 041215 246 0.2- 0.1+ 090707 E12 1.8+ 1.0-
041209 246 0.7- 0.3- 041215 246 0.3- 0.1+ 090707 E12 1.4+ 0.8-
041209 246 1.0- 0.1- 041215 246 0.7- 0.0 090707 E12 0.9- 0.5+
041210 704 (2.3+ 1.7+) 041219 J95 0.8+ 0.3+ 090707 E12 0.4- 0.5+
041210 704 1.3+ 1.4+ 041219 J95 (2.4+ 1.2-) 090707 E12 0.1+ 0.6+
041210 704 1.0+ 1.6+ 041222 213 0.5- 0.2+ 090708 I19 0.2- 0.2-
041210 448 0.1+ 0.3- 041222 213 1.0- 0.2+ 090708 I19 0.2- 0.4+
041210 448 0.0 0.4- 041222 213 0.7- 0.1+ 090708 I19 0.1- 0.2-
041210 704 0.5+ 1.2+ 041227 213 (2.2+ 0.6-) 090708 E12 0.2- 0.2-
041210 448 0.1- 0.4- 041227 213 1.8+ 0.6- 090708 E12 0.1- 0.1-
041210 704 0.2- 0.3+ 041230 349 (2.1+ 0.4+) 090708 808 (2.8+ 0.8-)
041211 246 0.1- 0.3- 041230 349 0.1+ 0.0 090709 808 1.3+ 0.2+
041211 246 0.2+ 1.1- 041230 349 0.2- 0.4+ 090709 808 (3.7- 1.1+)
041211 246 0.2+ 0.8- 041231 104 1.6+ 1.4+ 090709 I20 0.3+ 0.3-
041211 246 0.9- 0.3- 041231 104 0.8+ 0.1+ 090709 I20 0.0 0.3-
041211 130 0.5+ 0.1- 041231 104 1.4+ 1.9- 090709 I20 0.3- 0.3-
041211 599 0.4+ 0.0 050101 J87 0.2+ 0.8- 090711 I19 0.2+ 0.4+
041211 599 0.6- 0.8- 050101 J87 0.1- 0.4+ 090711 I19 0.2- 0.4-
041211 599 1.3+ 1.2+ 050101 J87 0.5+ 0.2- 090711 I19 0.5- 0.0
041211 599 0.3- 0.1- 050107 704 (2.1- 1.2+) 090711 I36 0.2- 0.1-
041212 704 0.8+ 1.1+ 050107 704 (1.3+ 2.4+) 090711 I36 0.0 0.2-
041212 704 0.5+ 1.4- 050107 704 1.0- 0.3+ 090711 I36 0.1- 0.1+
041212 704 0.0 0.4+ 050107 704 0.8- 1.1- 090711 E12 0.3- 0.0
041212 704 0.9- 0.1+ 050109 213 0.4+ 1.0- 090713 I36 0.1+ 0.3+
041212 704 (3.7+ 0.3+) 050109 213 0.2+ 0.9- 090713 I36 0.1+ 0.3+
041212 704 0.7+ 0.3+ 050109 213 0.3- 0.3- 090717 I20 0.0 0.1-
041212 704 0.3- 0.7- 050111 118 0.6+ 0.0 090717 I20 0.1- 0.0
041212 704 0.7- 0.3- 050111 118 0.2- 0.2- 090717 I20 0.2- 0.0
041212 246 0.7- 1.6+ 050111 118 0.3+ 0.4- 090717 E12 0.0 0.1-
041212 246 0.7- 0.6- 050206 118 1.3- 0.5- 090717 E12 0.1- 0.1+
041212 246 0.9- 0.1+ 050206 118 1.7- 1.0- 090720 E12 0.2- 0.0
041212 246 0.7- 0.0 090629 E12 0.1- 0.9+ 090724 I20 0.0 0.0
041212 246 0.0 0.4+ 090629 E12 0.0 0.3+ 090724 I20 0.0 0.2-
041212 246 0.7+ 0.5+ 090629 E12 0.0 0.0 090724 I20 0.4- 0.8-
041212 104 0.3- 0.2- 090629 E12 0.0 0.5+ 090802 E12 0.1- 0.4-
041212 104 0.1- 1.2- 090630 E12 0.1- 0.1+ 090802 E12 0.5- 0.4-
041212 104 1.1- 0.6- 090630 E12 0.2- 0.2+ 090803 E12 0.2- 0.9-
Ephemeris:
P/2004 X1 = 2009 MB9 (LINEAR)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2009 07 28 11 56.85 -28 18.3 0.187 0.964 69.0 100.6 17.2
2009 08 02 11 12.70 -22 26.0 0.176 0.921 53.5 117.7 16.9
2009 08 07 10 27.61 -14 51.5 0.174 0.882 37.0 136.2 16.7
2009 08 27 08 25.05 +12 58.7 0.270 0.785 28.9 141.5 17.1
2009 09 06 08 08.94 +19 03.9 0.361 0.784 43.1 118.5 17.7
2009 09 16 08 10.48 +22 06.7 0.456 0.818 53.2 100.3 18.4
2009 09 26 08 20.28 +23 37.6 0.543 0.880 61.1 86.1 19.1
2009 10 06 08 32.46 +24 24.3 0.615 0.963 68.5 75.1 19.8
2009 10 16 08 43.70 +24 54.0 0.670 1.058 76.0 66.1 20.4
2009 10 26 08 51.97 +25 24.1 0.708 1.161 84.2 58.5 20.9
2009 11 05 08 55.98 +26 05.2 0.732 1.267 93.4 51.4 21.3
2009 11 15 08 54.72 +27 03.1 0.746 1.375 103.9 44.3 21.7
2009 11 25 08 47.34 +28 18.3 0.758 1.482 115.7 36.9 22.1
2009 12 05 08 33.63 +29 43.3 0.773 1.588 128.7 28.9 22.5
Brian G. Marsden (C) Copyright 2009 MPC M.P.E.C. 2009-P09
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