MPEC 2010-A70 : 2008 JO24
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M.P.E.C. 2010-A70 Issued 2010 Jan. 13, 21:43 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 JO24
Revision to MPEC 2008-J62
Additional Observations:
K08J24O C2010 01 10.35776310 16 37.22 +11 35 30.8 22.1 V EA070H21
K08J24O C2010 01 10.37090710 16 36.97 +11 35 43.4 21.9 V EA070H21
K08J24O C2010 01 10.38394210 16 36.77 +11 35 55.6 22.2 V EA070H21
K08J24O C2010 01 13.35380910 15 39.26 +12 22 28.5 21.9 V EA070H21
K08J24O C2010 01 13.36841810 15 38.92 +12 22 43.4 21.8 V EA070H21
K08J24O C2010 01 13.38266910 15 38.51 +12 22 56.7 21.8 V EA070H21
Observer details:
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurer H. Devore. 0.81-m f/4.5 astrograph + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
100110 H21 5.1+ 0.3- 100113 H21 4.9+ 0.6+ MPO147446 -0.0047 day
Orbital elements:
2008 JO24 Earth MOID = 0.3079 AU
Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 MPC
M 240.44794 (2000.0) P Q
n 0.40804167 Peri. 142.82820 +0.14674692 +0.93296960
a 1.8002509 Node 132.89358 -0.98063360 +0.18078363
e 0.2911327 Incl. 26.65660 -0.12970384 -0.31126355
P 2.42 H 18.7 G 0.15 U 2
Residuals in seconds of arc
080510 G96 0.0 0.2- 080620 448 0.8- 0.6+ 080801 H55 0.0 0.2-
080510 G96 0.1- 0.0 080620 448 0.5- 2.2+ 080801 H55 0.5- 0.2-
080510 G96 0.2- 0.3- 080620 448 0.5- 0.9+ 080804 H55 0.6- 0.1+
080510 G96 1.1+ 0.1+ 080701 H55 0.3- 0.2+ 080804 H55 0.2+ 0.5-
080511 A17 0.0 0.3+ 080701 H55 0.3- 0.2+ 080804 H55 0.1+ 0.4-
080511 A17 0.7- 0.0 080701 H55 0.4- 0.2+ 080804 H55 0.0 0.9-
080511 A17 0.1- 0.4+ 080701 703 0.2- 0.2+ 080819 H55 0.2+ 0.5+
080511 G96 0.4- 0.5- 080701 703 0.4- 0.8+ 080819 H55 0.2- 1.2+
080511 G96 0.3- 0.4- 080701 703 1.3- 0.7- 080906 E12 0.5+ 0.1-
080511 G96 0.4- 0.3- 080701 703 0.3+ 0.4- 080906 E12 0.7+ 0.4-
080511 G96 0.0 0.4- 080702 H45 1.5+ 1.3- 080925 E12 0.5+ 0.4-
080512 G96 0.3- 0.4- 080702 H45 0.1- 1.1- 080925 E12 0.4- 0.5-
080512 G96 0.1- 0.1- 080702 H45 1.1+ 0.3+ 080925 E12 0.2- 0.4+
080512 G96 0.1- 0.3- 080702 H45 0.5+ 0.7- 080925 E12 0.1- 0.6+
080602 682 0.5+ 0.3+ 080702 H45 0.8+ 0.6- 100110 H21 0.1- 0.7-
080602 682 0.4+ 0.1+ 080714 H55 0.1+ 0.3- 100110 H21 0.2- 0.1+
080607 682 1.0+ 0.1- 080714 H55 0.7- 0.1+ 100110 H21 0.4+ 0.5+
080607 682 0.5+ 0.2- 080714 H55 0.1- 0.3+ 100113 H21 0.0 0.2+
080609 682 0.7+ 0.2+ 080723 H55 0.3- 0.3+ 100113 H21 0.3+ 0.8+
080609 682 0.2+ 0.6+ 080723 H55 0.3- 0.2+ 100113 H21 0.5- 0.2+
080610 682 0.4+ 0.2+ 080723 H55 0.3- 0.2+
080610 682 1.0+ 0.3+ 080801 H55 0.4- 0.3+
Ephemeris:
2008 JO24 a,e,i = 1.80, 0.29, 27 q = 1.2761
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2010 01 14 10 15.40 +12 33.1 1.262 2.127 142.3 16.4 21.7
2010 01 24 10 09.51 +15 39.1 1.169 2.101 154.7 11.6 21.4
2010 02 03 10 00.03 +19 18.3 1.103 2.074 166.8 6.2 21.0
2010 02 13 09 47.70 +23 13.0 1.066 2.046 170.3 4.7 20.8
2010 02 23 09 34.04 +26 58.3 1.060 2.016 159.3 10.0 21.0
2010 03 05 09 21.13 +30 11.8 1.082 1.985 146.4 16.1 21.2
2010 03 15 09 10.93 +32 41.4 1.127 1.953 134.0 21.5 21.5
2010 03 25 09 04.84 +34 25.7 1.188 1.920 122.7 25.9 21.7
2010 04 04 09 03.42 +35 30.5 1.258 1.885 112.7 29.3 21.9
2010 04 14 09 06.56 +36 02.6 1.333 1.849 103.8 31.8 22.0
Sonia Keys (C) Copyright 2010 MPC M.P.E.C. 2010-A70
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