MPEC 2009-D08 : 2004 PX27
The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.A form allowing access to any MPEC is at the bottom of this page.
Read MPEC 2009-D07
Read MPEC 2009-D09
M.P.E.C. 2009-D08 Issued 2009 Feb. 17, 05:19 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
2004 PX27
Revision to MPEC 2004-P41
Additional Observations:
K04P27X C2009 02 16.05040 10 37 42.62 +06 07 04.2 22.0 C ED008493
K04P27X C2009 02 16.05604 10 37 42.16 +06 07 04.8 21.5 C ED008493
K04P27X C2009 02 16.06171 10 37 41.69 +06 07 05.1 21.7 C ED008493
K04P27X C2009 02 17.10447 10 36 18.29 +06 08 28.5 21.7 C ED008493
K04P27X C2009 02 17.10895 10 36 17.95 +06 08 28.8 21.6 C ED008493
Observer details:
493 Calar Alto. Observers F. Hormuth, J. C. Datson. 1.23-m reflector + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
090216 493 13.2+ 13.1- 090217 493 12.9+ 12.8- MPO 74314 -0.017 day
Orbital elements:
2004 PX27 Earth MOID = 0.2312 AU
Epoch 2008 Nov. 30.0 TT = JDT 2454800.5 MPC
M 66.27850 (2000.0) P Q
n 0.28611647 Peri. 45.29566 +0.93457029 -0.30457018
a 2.2809065 Node 330.91438 +0.10682926 +0.73324593
e 0.4922313 Incl. 22.22739 +0.33936100 +0.60793702
P 3.44 H 18.5 G 0.15 U 2
Residuals in seconds of arc
040810 E12 0.0 0.1+ 040828 413 0.1- 0.0 041104 448 0.5+ 0.0
040810 E12 0.4- 0.1+ 040902 413 0.0 0.0 041115 240 0.0 0.1+
040810 E12 0.6- 0.2+ 040902 413 0.0 0.0 041115 240 0.5+ 0.7-
040810 E12 0.3- 0.0 040902 413 0.0 0.0 041115 240 0.7+ 0.3-
040810 E12 0.1+ 0.4- 040908 448 0.2+ 0.0 041212 246 0.3+ 0.7-
040810 E12 0.2+ 0.6- 040908 448 0.3+ 0.1+ 041212 246 0.4- 0.3-
040810 E12 0.1- 0.6+ 040908 448 0.3+ 0.0 041212 246 0.1+ 1.0-
040810 E12 0.2- 0.5+ 040919 461 0.7+ 0.4+ 041212 246 0.0 0.9-
040811 E12 0.6- 0.2- 040919 461 0.4+ 0.2+ 041212 246 0.2+ 1.2-
040811 E12 0.2- 0.3+ 040919 461 0.0 0.1+ 050131 448 1.3+ 3.0+
040811 E12 0.3- 0.8+ 040919 461 0.1- 1.5+ 050131 448 (1.1+ 4.6+)
040811 E12 0.1+ 0.0 040920 E14 0.6+ 0.2- 050131 448 (0.7+ 4.5+)
040811 428 0.5+ 0.6- 040920 E14 0.3+ 0.2+ 050203 448 0.4- 0.5-
040811 428 0.2- 0.2- 040920 E14 0.7+ 0.9+ 050203 448 0.5- 0.2-
040820 E14 0.0 0.2- 041004 G90 0.9+ 0.3- 050203 448 0.4- 0.6-
040820 E14 0.0 0.0 041004 G90 0.2- 0.2- 090216 493 0.1+ 0.3-
040820 E14 1.5- 0.7- 041004 G90 0.7+ 0.1+ 090216 493 0.1+ 0.2-
040825 413 0.2- 0.1+ 041104 448 0.8+ 0.8- 090216 493 0.1- 0.3-
040825 413 0.1- 0.0 041104 448 0.9+ 0.6- 090217 493 0.7- 0.1-
040828 413 0.1- 0.1+ 041104 448 0.7+ 0.4+ 090217 493 0.3- 0.1-
Ephemeris:
2004 PX27 a,e,i = 2.28, 0.49, 22 q = 1.1582
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 02 18 10 35.11 +06 09.7 1.771 2.751 170.9 3.3 22.3
2009 02 28 10 21.86 +06 24.9 1.805 2.793 174.3 2.0 22.3
2009 03 10 10 09.66 +06 39.6 1.872 2.833 162.0 6.2 22.6
2009 03 20 09 59.48 +06 50.3 1.967 2.871 149.8 10.1 22.9
Gareth V. Williams (C) Copyright 2009 MPC M.P.E.C. 2009-D08
Read MPEC 2009-D07
Read MPEC 2009-D09
Enter an MPEC number in one of the following forms:
- 1997-B01 (the full form)
- J97B01 (the packed version of the full form)
- B01 (the abbreviated form)