MPEC 2008-R62 : 2008 RY24 = 2005 XR61
The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.
Read MPEC 2008-R61
Read MPEC 2008-R63
M.P.E.C. 2008-R62 Issued 2008 Sept. 11, 16:17 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
2008 RY24 = 2005 XR61
Revision to MPEC 2008-R42
Additional Observations:
K08R24Y C1996 02 15.38483 09 30 02.40 +08 02 53.2 17.6 V ER062566
K08R24Y C1996 02 15.40346 09 30 00.92 +08 02 58.7 18.2 V ER062566
K08R24Y C1996 02 15.42439 09 29 59.38 +08 03 04.4 18.3 V ER062566
K08R24Y C2005 10 25.48626 09 50 35.85 +13 22 06.7 20.7 V ER062691
K08R24Y C2005 10 25.49872 09 50 37.73 +13 21 54.2 20.9 V ER062691
K08R24Y C2005 10 25.51125 09 50 39.62 +13 21 42.0 20.9 V ER062691
Observer details:
566 Haleakala-NEAT/GEODSS. Observers E. F. Helin, S. Pravdo, K. J. Lawrence,
D. L. Rabinowitz. 1.0-m f/2.2 GEODSS telescope + CCD.
691 Steward Observatory, Kitt Peak. Observer T. H. Bressi. 0.9-m Spacewatch
telescope.
Orbital elements:
2008 RY24 = 2005 XR61 Earth MOID = 0.2207 AU
Epoch 2008 Nov. 30.0 TT = JDT 2454800.5 MPC
M 353.46086 (2000.0) P Q
n 0.29846248 Peri. 130.49918 +0.56092105 -0.82458604
a 2.2175643 Node 285.23299 +0.73459471 +0.53677717
e 0.4588562 Incl. 4.37821 +0.38175671 +0.17868447
P 3.30 H 17.8 G 0.15 U 1
Residuals in seconds of arc
960215 566 0.9- 1.8- 080907 213 0.1+ 0.7- 080908 673 0.3+ 0.2+
960215 566 1.2- 1.3- 080908 H98 1.1+ 1.0- 080908 143 0.0 0.2-
960215 566 0.4+ 1.2- 080908 I77 0.6+ 0.6- 080908 143 0.2+ 0.3-
051025 691 0.3+ 0.1- 080908 H98 1.1- 0.5- 080908 143 0.0 0.3-
051025 691 0.2+ 0.2- 080908 I77 0.0 0.5- 080908 B03 0.1+ 0.4-
051025 691 0.1+ 0.2+ 080908 I77 0.2+ 1.3- 080908 B03 0.0 0.1-
051204 691 0.1+ 0.1+ 080908 H55 0.1+ 0.0 080908 B03 0.1- 0.3-
051204 691 0.2+ 0.2+ 080908 H55 0.0 0.0 080909 246 0.3- 0.1-
051204 691 0.0 0.3+ 080908 H55 0.1+ 0.1+ 080909 246 0.3+ 0.4-
051207 691 0.3- 0.0 080908 H55 0.0 0.1+ 080909 246 0.6- 0.1-
051207 691 0.0 0.2+ 080908 711 0.2- 0.3+ 080909 246 0.4- 0.1-
051207 691 0.1- 0.1+ 080908 711 0.0 0.1- 080909 246 0.1- 0.2-
080907 703 0.6- 0.1- 080908 711 0.4- 0.3+ 080909 246 0.3- 0.2+
080907 703 0.2+ 0.0 080908 H36 0.1+ 0.3- 080909 B03 0.0 0.3-
080907 703 0.5+ 0.5+ 080908 H36 0.3+ 0.2- 080909 B03 0.6+ 0.3+
080907 703 0.1+ 1.2+ 080908 701 0.3- 0.1+ 080909 B03 0.3+ 0.2+
080907 703 0.1- 0.3+ 080908 701 0.5+ 0.6+ 080910 673 0.1+ 0.3+
080907 703 0.3- 0.1+ 080908 701 0.4- 0.1- 080910 673 0.2+ 0.3+
080907 703 0.0 0.1- 080908 673 0.2+ 0.3+ 080910 673 0.1+ 0.3+
080907 213 0.4- 0.3- 080908 673 0.2+ 0.3+ 080910 673 0.1+ 0.4+
080907 213 0.3- 0.1- 080908 673 0.3+ 0.1+
Ephemeris:
2008 RY24 a,e,i = 2.22, 0.46, 4 q = 1.2000
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2008 09 11 21 36.41 -04 23.7 0.604 1.574 154.7 15.8 18.6
2008 09 21 21 26.24 -04 46.1 0.590 1.517 143.0 23.5 18.7
2008 10 01 21 20.61 -05 02.3 0.588 1.462 132.1 30.5 18.8
2008 10 11 21 20.72 -05 04.9 0.595 1.410 122.5 36.7 18.9
2008 10 21 21 26.80 -04 48.9 0.605 1.361 114.3 41.8 19.0
2008 10 31 21 38.60 -04 10.9 0.617 1.317 107.5 46.0 19.1
2008 11 10 21 55.69 -03 08.2 0.629 1.278 102.0 49.3 19.2
2008 11 20 22 17.47 -01 40.1 0.640 1.246 97.6 51.8 19.2
2008 11 30 22 43.46 +00 13.3 0.651 1.222 94.4 53.6 19.3
2008 12 10 23 13.23 +02 30.3 0.663 1.207 92.0 54.6 19.3
2008 12 20 23 46.26 +05 06.2 0.678 1.200 90.5 55.1 19.4
2008 12 30 00 22.07 +07 54.2 0.699 1.203 89.7 54.8 19.4
2009 01 09 01 00.08 +10 45.5 0.727 1.215 89.2 54.0 19.5
2009 01 19 01 39.55 +13 29.6 0.765 1.236 89.0 52.7 19.6
2009 01 29 02 19.71 +15 57.1 0.814 1.265 88.8 51.1 19.8
2009 02 08 02 59.82 +18 00.6 0.876 1.301 88.5 49.3 19.9
2009 02 18 03 39.11 +19 35.8 0.950 1.344 87.8 47.3 20.1
2009 02 28 04 17.08 +20 41.7 1.036 1.391 86.6 45.3 20.3
2009 03 10 04 53.37 +21 19.7 1.134 1.442 85.1 43.3 20.5
2009 03 20 05 27.75 +21 32.4 1.242 1.496 83.1 41.4 20.8
2009 03 30 06 00.21 +21 22.9 1.360 1.552 80.8 39.4 21.0
2009 04 09 06 30.78 +20 54.5 1.485 1.610 78.1 37.5 21.2
2009 04 19 06 59.55 +20 10.2 1.617 1.669 75.0 35.5 21.4
2009 04 29 07 26.68 +19 12.5 1.755 1.729 71.8 33.6 21.6
2009 05 09 07 52.31 +18 03.7 1.897 1.788 68.3 31.6 21.8
2009 05 19 08 16.56 +16 45.8 2.041 1.848 64.6 29.6 22.0
Gareth V. Williams (C) Copyright 2008 MPC M.P.E.C. 2008-R62
Read MPEC 2008-R61
Read MPEC 2008-R63
Our Web policy. Index to the CBAT/MPC/ICQ pages.
