MPEC 2013-B76 : 2008 EQ7
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M.P.E.C. 2013-B76 Issued 2013 Jan. 22, 20:53 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 https://www.minorplanetcenter.net/ ISSN 1523-6714
2008 EQ7
Revision to MPEC 2008-E64
Additional Observations:
K08E07Q KC2013 01 18.34771909 54 42.53 +06 04 55.9 22.2 VuEB076H21
K08E07Q KC2013 01 18.36480109 54 42.76 +06 05 03.8 22.0 VuEB076H21
K08E07Q KC2013 01 18.38383009 54 43.08 +06 05 12.5 22.1 VuEB076H21
K08E07Q KC2013 01 22.38017309 55 59.77 +06 42 23.1 21.8 VuEB076H21
K08E07Q KC2013 01 22.39762209 55 59.88 +06 42 34.3 22.1 VuEB076H21
K08E07Q KC2013 01 22.41548709 55 59.95 +06 42 46.1 21.6 VuEB076H21
Observer details:
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers T. Vorobjov, L. Buzzi, S. Foglia, R. Holmes, T. Linder. 0.76-m
f/3.0 astrograph + CCD, 0.81-m f/4.0 astrograph + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
130118 H21 0.09+ 0.02- 130122 H21 0.10+ 0.02- MPO140737 -0.037 day
Orbital elements:
2008 EQ7 Earth MOID = 0.1344 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5 MPC
M 237.76608 (2000.0) P Q
n 0.58837044 Peri. 65.30736 -0.88162540 +0.46768421
a 1.4104861 Node 142.48739 -0.46181819 -0.82725525
e 0.2226561 Incl. 5.96770 -0.09726565 -0.31132013
P 1.68 H 22.6 G 0.15 U 1
Residuals in seconds of arc
080306 703 0.3- 0.8- 080308 A50 0.8+ 0.5+ 080421 448 0.3- 0.6-
080306 703 (0.5+ 1.7-) 080308 A50 1.0+ 0.6+ 080421 448 0.3+ 0.2-
080306 703 0.9+ 0.5- 080311 H55 0.1- 0.1+ 080421 448 0.1- 0.2-
080306 703 0.2+ 0.6- 080311 H55 0.0 0.2- 080425 198 0.2+ 0.0
080306 703 0.6+ 1.0- 080311 H55 0.1- 0.1- 080425 198 0.3+ 0.1-
080306 703 0.2- 0.4- 080313 809 0.1+ 0.1+ 080425 198 0.1+ 0.2-
080306 703 1.4- 1.2+ 080313 809 0.0 0.2+ 080430 448 0.2- 0.2-
080306 703 0.3+ 1.4- 080313 809 0.0 0.1+ 080430 448 0.5+ 0.4-
080306 703 (2.1- 0.2+) 080313 809 0.0 0.1- 080430 448 0.2+ 0.4-
080306 703 0.9- 0.3+ 080313 809 0.0 0.0 080510 H55 0.0 0.2+
080306 703 0.6- 0.3+ 080315 448 0.4- 0.2- 080510 H55 0.1+ 0.2-
080306 A50 0.6+ 0.0 080315 448 0.0 0.2+ 080510 H55 0.1- 0.3-
080306 A50 0.4+ 0.1- 080315 448 0.3+ 0.5- 080519 H55 0.1+ 0.1+
080306 A50 0.4+ 0.0 080319 448 0.9- 0.3- 080519 H55 0.1- 0.0
080306 A50 0.1+ 0.1+ 080319 448 0.2- 0.0 080519 H55 0.2+ 0.0
080306 246 0.5- 0.0 080319 448 0.1- 0.6- 080527 H55 0.3+ 0.3+
080306 246 0.3- 0.6+ 080326 448 0.2+ 0.1- 080527 H55 0.3+ 0.0
080306 246 0.2- 0.4- 080326 448 0.0 0.1- 080527 H55 0.5+ 0.4+
080306 246 0.1+ 0.8+ 080326 448 0.3- 0.1- 080611 H55 (0.5- 3.6-)
080306 246 0.4+ 0.3+ 080403 H55 0.4- 0.2+ 080611 H55 (0.1+ 3.5-)
080306 246 0.2- 0.0 080403 H55 0.0 0.1+ 080611 H55 (0.1+ 3.2-)
080307 118 1.4- 0.2- 080403 H55 0.2- 0.0 080621 H55 0.0 0.1-
080307 118 0.3- 0.5+ 080405 448 0.1- 0.4- 080621 H55 0.1+ 0.1+
080307 118 0.5- 0.1+ 080405 448 0.1- 0.4- 080621 H55 0.1+ 0.1+
080307 651 0.1- 0.5+ 080405 448 0.1+ 0.2- 080623 691 0.1- 0.4+
080307 651 0.4- 0.8+ 080405 448 0.0 0.5- 080623 691 0.7- 0.4+
080307 G96 0.1+ 0.4- 080415 H55 0.0 0.1+ 080701 H55 0.3- 0.3+
080307 G96 0.5+ 0.4- 080415 H55 0.6- 0.0 080701 H55 0.3+ 0.2+
080307 G96 0.1- 0.1- 080415 H55 0.2- 0.3+ 080701 H55 (0.9+ 2.3+)
080307 G96 0.5- 0.2- 080416 H55 0.0 0.4+ 130118 H21 0.1+ 0.4+
080308 A50 0.2+ 0.8+ 080416 H55 0.2- 0.0 130118 H21 0.4- 0.3+
080308 A50 0.8+ 1.1+ 080416 H55 0.2+ 0.0 130118 H21 0.1- 0.2+
080308 A50 0.2+ 1.2+ 080418 448 0.1- 0.1- 130122 H21 0.5+ 0.3-
080308 A50 0.7+ 0.2+ 080418 448 0.3+ 0.1- 130122 H21 0.4+ 0.3-
080308 A50 0.5+ 0.6+ 080418 448 0.2+ 0.1+ 130122 H21 0.6- 0.0
Ephemeris:
2008 EQ7 a,e,i = 1.41, 0.22, 6 q = 1.0964
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2012 12 23 09 33 09.1 +05 48 44 0.5485 1.3860 127.2 34.4 23.4
...
2013 01 07 09 48 01.4 +05 17 31 0.4297 1.3366 138.7 29.1 22.7
...
2013 01 15 09 53 11.9 +05 42 50 0.3743 1.3102 145.8 25.0 22.2
...
2013 01 21 09 55 37.6 +06 28 25 0.3370 1.2905 151.6 21.3 21.8
2013 01 22 09 55 54.4 +06 38 34 0.3311 1.2873 152.6 20.6 21.8
2013 01 23 09 56 09.0 +06 49 29 0.3254 1.2840 153.7 19.9 21.7
...
2013 01 29 09 56 50.9 +08 12 21 0.2932 1.2647 160.2 15.3 21.3
...
2013 02 06 09 55 45.1 +10 53 08 0.2567 1.2396 169.7 8.1 20.7
...
2013 02 21 09 49 06.9 +18 25 23 0.2094 1.1955 169.7 8.5 20.2
A. U. Tomatic (C) Copyright 2013 MPC M.P.E.C. 2013-B76
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