MPEC 2007-H74 : 2005 PJ2
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M.P.E.C. 2007-H74 Issued 2007 Apr. 30, 04:21 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
2005 PJ2
Revision to MPEC 2005-P30
Additional Observations:
K05P02J C2007 04 10.59621 22 03 36.83 -65 02 41.6 19.6 V EH074F85
K05P02J C2007 04 10.61470 22 03 32.31 -65 04 02.6 EH074F85
K05P02J C2007 04 10.63300 22 03 27.54 -65 05 22.1 19.6 V EH074F85
K05P02J C2007 04 28.55104 18 14 54.12 -80 45 33.3 19.9 V EH074F85
K05P02J C2007 04 28.58595 18 13 53.86 -80 45 56.0 20.0 V EH074F85
K05P02J C2007 04 28.63144 18 12 35.79 -80 46 23.9 EH074F85
Observer details:
F85 Tiki Observatory, Punaauia. Observer N. Teamo. Measurer J. C. Pelle.
0.41-m f/8.0 Ritchey-Chretien + 3056x3056 CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
070410 F85 0.09- 0.01+ 070428 F85 0.01+ 0.06+ MPO 87716 -0.044 day
Orbital elements:
2005 PJ2 PHA, Earth MOID = 0.0434 AU
Epoch 2007 Apr. 10.0 TT = JDT 2454200.5 MPC
M 39.32648 (2000.0) P Q
n 0.75153094 Peri. 128.70717 -0.11220037 -0.97995330
a 1.1981324 Node 326.60252 +0.79334770 +0.01141818
e 0.6595686 Incl. 17.40256 +0.59833979 -0.19889987
P 1.31 H 19.5 G 0.15 U 3
Residuals in seconds of arc
050727 644 0.0 0.1- 050813 844 1.0- 0.1- 050827 379 0.8+ 0.2-
050727 644 0.2- 0.4+ 050813 844 0.3- 0.3+ 050827 379 0.8+ 0.1+
050727 644 0.2+ 0.3+ 050813 844 0.0 0.7- 050827 379 1.3+ 0.4-
050727 644 0.0 0.4+ 050813 844 0.5+ 0.1+ 050827 379 1.3+ 0.5-
050727 644 0.1+ 0.2+ 050814 A48 0.5- 0.3- 050827 379 1.2+ 0.1-
050727 644 0.2- 0.1+ 050814 A48 0.3- 0.5- 050828 918 (0.1+ 3.1-)
050804 644 0.0 0.1- 050814 A48 0.4- 0.2- 050828 918 (0.5+ 1.8-)
050804 644 0.1+ 0.0 050814 A48 0.4- 0.2- 050828 918 0.3+ 0.0
050804 644 0.1- 0.2- 050814 A48 0.6- 0.3+ 050828 151 0.1- 0.6+
050805 474 0.3- 0.1+ 050815 428 0.1+ 0.3- 050828 151 0.1- 0.3+
050805 474 0.3- 0.3+ 050815 428 0.2+ 0.4- 050828 A57 0.6- 1.1+
050805 474 0.2+ 0.2+ 050815 428 0.0 0.0 050828 A57 0.4- 1.0+
050805 474 0.1+ 0.1- 050815 428 0.0 0.1- 050828 A57 0.6- 0.4+
050805 E12 0.0 0.1+ 050815 A56 0.5+ 0.0 050828 A57 1.2- 0.3+
050805 E12 0.4+ 0.0 050815 A56 0.2- 0.3- 050828 A57 0.9+ 0.2+
050805 E12 0.7- 0.0 050815 A56 1.2+ 0.7- 050828 A57 0.5- 0.2-
050805 E12 0.2+ 0.5+ 050815 A56 0.3+ 0.3+ 050829 379 1.0+ 0.7-
050806 J87 0.1- 0.0 050815 A56 0.4+ 0.1- 050829 379 1.1+ 0.5-
050806 J87 0.2- 0.1- 050815 A56 0.8+ 0.9+ 050829 379 0.8+ 0.4-
050806 J87 0.0 0.7- 050815 A56 0.0 0.6- 050829 A48 0.2+ 0.5+
050806 734 0.0 0.0 050821 428 0.3- 0.1- 050829 A48 0.0 0.6+
050806 734 (1.6- 0.1+) 050821 428 0.2- 0.2+ 050829 A48 0.0 0.3+
050806 734 0.5- 0.4+ 050821 428 0.1+ 0.2+ 050829 A48 0.1- 0.2+
050806 734 0.2+ 0.2+ 050821 428 0.1+ 0.1- 050829 A48 0.0 0.6+
050806 474 0.1- 0.1- 050822 428 0.1- 0.2- 050829 A30 0.0 0.1-
050806 474 0.3- 0.2- 050822 428 0.2- 0.4- 050829 A30 0.1- 0.1-
050806 474 0.3+ 0.1- 050822 428 0.3- 0.2- 050829 A30 0.2- 0.0
050806 474 0.3+ 0.0 050822 428 0.4- 0.1- 050829 A30 0.0 0.2+
050806 J87 0.6- 0.7- 050823 932 0.1- 0.5- 050829 A30 0.1+ 0.3+
050806 J87 0.5- 0.8- 050823 932 0.2- 0.4- 050830 151 0.4- 0.1+
050806 J87 0.4+ 0.7- 050823 932 0.3- 0.3- 050830 151 0.5- 0.2-
050807 J87 0.1- 0.3+ 050823 608 0.9- 0.8+ 050830 151 0.6- 0.1-
050807 608 0.5- 0.8- 050823 608 1.0- 0.8+ 050830 151 0.4- 0.3+
050807 608 0.2- 0.3- 050823 608 0.7- 0.5+ 050830 185 0.1+ 0.2+
050807 608 0.0 0.4- 050824 608 0.3+ 0.4- 050830 185 0.8- 0.1+
050809 151 0.4- 0.0 050824 608 0.1+ 0.3- 050830 185 0.5+ 0.1-
050809 151 0.0 0.1+ 050824 608 (0.6+ 1.5-) 050830 185 0.1+ 0.1-
050809 151 0.4- 0.3+ 050824 176 0.1- 0.2- 050830 204 0.1- 0.1+
050809 151 0.2- 0.1+ 050824 176 0.0 0.3- 050830 204 0.4- 0.2+
050809 151 0.0 0.2+ 050824 176 0.1+ 0.2- 050830 204 0.2- 0.2+
050809 151 0.2- 0.4+ 050824 176 0.3+ 0.3- 050830 204 0.1- 0.0
050813 147 0.3+ 0.2+ 050824 176 0.3- 0.1- 050830 204 0.7- 0.2+
050813 147 1.0+ 0.1- 050826 379 0.2+ 0.6- 050902 918 0.4+ 0.2-
050813 147 0.0 0.6- 050826 379 0.5+ 0.2- 050902 918 0.4- 0.3+
050813 844 0.3- 0.3- 050826 379 0.3+ 0.2- 070410 F85 0.4- 0.5+
050813 844 0.3- 0.5+ 050826 379 0.5+ 0.0 070410 F85 0.5+ 0.2+
050813 844 0.4+ 0.5+ 050826 379 0.2+ 0.0 070410 F85 0.1- 0.5+
050813 844 0.5- 0.4- 050826 379 0.4+ 0.2- 070428 F85 0.2+ 0.2+
050813 844 0.4- 0.1- 050827 918 0.4+ 0.5- 070428 F85 0.4- 0.2+
050813 844 0.3- 0.2+ 050827 918 0.0 0.2- 070428 F85 0.1+ 0.4-
Ephemeris:
2005 PJ2 a,e,i = 1.20, 0.66, 17 q = 0.4079
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2007 04 30 17 34.12 -80 51.9 0.431 1.227 110.7 50.1 20.0
2007 05 10 14 24.01 -75 24.9 0.477 1.324 121.8 40.4 20.1
2007 05 20 13 32.21 -66 47.4 0.540 1.413 128.5 34.1 20.3
2007 05 30 13 19.79 -58 53.7 0.622 1.494 130.3 31.2 20.7
2007 06 09 13 20.68 -52 24.5 0.721 1.567 128.2 30.6 21.1
2007 06 19 13 27.66 -47 19.3 0.835 1.634 123.6 31.2 21.5
2007 06 29 13 38.03 -43 26.9 0.961 1.694 117.9 32.0 21.9
Gareth V. Williams (C) Copyright 2007 MPC M.P.E.C. 2007-H74
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