MPEC 2008-A55 : 2008 AU28
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M.P.E.C. 2008-A55 Issued 2008 Jan. 12, 20:27 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 AU28
Observations:
K08A28U C2008 01 11.22869 04 26 30.22 +21 15 50.6 19.1 V EA055G96
K08A28U C2008 01 11.23862 04 26 26.08 +21 16 50.7 19.5 V EA055G96
K08A28U C2008 01 11.24844 04 26 21.98 +21 17 50.0 19.2 V EA055G96
K08A28U* C2008 01 11.31030 04 25 56.42 +21 24 02.4 19.0 V EA055G96
K08A28U C2008 01 11.31790 04 25 53.36 +21 24 47.9 19.2 V EA055G96
K08A28U C2008 01 11.32547 04 25 50.30 +21 25 33.4 19.0 V EA055G96
K08A28U C2008 01 11.33312 04 25 47.20 +21 26 19.2 19.2 V EA055G96
K08A28U C2008 01 11.72471 04 23 38.02 +22 08 39.0 EA055246
K08A28U C2008 01 11.72524 04 23 37.81 +22 08 42.2 EA055246
K08A28U C2008 01 11.72573 04 23 37.61 +22 08 43.3 EA055246
K08A28U C2008 01 11.72610 04 23 37.51 +22 08 48.7 EA055246
K08A28U C2008 01 11.72642 04 23 37.29 +22 08 51.5 EA055246
K08A28U C2008 01 11.72701 04 23 37.15 +22 08 54.3 EA055246
K08A28U C2008 01 11.73072 04 23 35.35 +22 09 22.0 EA055246
K08A28U C2008 01 11.73135 04 23 35.11 +22 09 25.7 EA055246
K08A28U C2008 01 11.73194 04 23 34.92 +22 09 29.3 EA055246
K08A28U C2008 01 11.73306 04 23 34.36 +22 09 37.0 EA055246
K08A28U C2008 01 11.73370 04 23 34.10 +22 09 42.8 EA055246
K08A28U C2008 01 12.11011 04 20 58.96 +22 56 05.2 19.4 R EA055H01
K08A28U C2008 01 12.11141 04 20 58.31 +22 56 15.3 19.5 R EA055H01
K08A28U C2008 01 12.11224 04 20 57.89 +22 56 21.8 19.5 R EA055H01
K08A28U C2008 01 12.11291 04 20 57.56 +22 56 26.7 19.5 R EA055H01
K08A28U C2008 01 12.11342 04 20 57.29 +22 56 30.7 19.6 R EA055H01
K08A28U C2008 01 12.15516804 20 31.67 +23 01 31.3 20.6 V EA055H55
K08A28U C2008 01 12.15803904 20 30.24 +23 01 52.9 20.4 V EA055H55
K08A28U C2008 01 12.16064004 20 28.89 +23 02 12.8 20.3 V EA055H55
K08A28U C2008 01 12.20511 04 20 10.56 +23 08 26.1 19.5 R EA055651
K08A28U C2008 01 12.20582 04 20 10.20 +23 08 31.8 19.5 R EA055651
K08A28U C2008 01 12.20654 04 20 09.77 +23 08 37.1 19.5 R EA055651
K08A28U C2008 01 12.26463 04 19 39.32 +23 15 58.6 19.4 V EA055G96
K08A28U C2008 01 12.26914 04 19 36.94 +23 16 33.4 19.4 V EA055G96
K08A28U C2008 01 12.27372 04 19 34.57 +23 17 08.1 19.2 V EA055G96
K08A28U C2008 01 12.27816 04 19 32.23 +23 17 42.2 19.4 V EA055G96
Observer details:
246 Klet Observatory-KLENOT. Observers J. Ticha, M. Tichy. Measurer M. Tichy.
1.06-m KLENOT Telescope + CCD.
651 Grasslands Observatory, Tucson. Observer J. E. McGaha. 0.62-m f/5.1
Newtonian reflector + CCD.
G96 Mt. Lemmon Survey. Observer S. M. Larson. Measurers E. C. Beshore,
A. Boattini, G. J. Garradd, A. R. Gibbs, A. D. Grauer, R. E. Hill,
R. A. Kowalski, S. M. Larson, R. H. McNaught. 1.5-m reflector + CCD.
H01 Magdalena Ridge Observatory, Socorro. Observer W. H. Ryan. 2.4-m f/8.9
reflector + CCD.
H55 Astronomical Research Observatory, Charleston. Observer R. Holmes.
Measurer H. Devore. 0.81-m f/4.0 astrograph + CCD.
Orbital elements:
2008 AU28 Earth MOID = 0.0106 AU
Epoch 2007 Oct. 27.0 TT = JDT 2454400.5 MPC
M 322.75322 (2000.0) P Q
n 0.34610482 Peri. 39.80079 -0.85207675 -0.51857730
a 2.0090818 Node 108.82491 +0.45909639 -0.80561885
e 0.5351267 Incl. 4.30271 +0.25138758 -0.28645393
P 2.85 H 24.9 G 0.15 U 8
Residuals in seconds of arc
080111 G96 0.6+ 0.1+ 080111 246 0.3+ 0.9+ 080112 H01 0.2+ 0.4+
080111 G96 0.7+ 0.1+ 080111 246 1.9+ 0.5- 080112 H55 0.2- 0.5+
080111 G96 0.7+ 0.0 080111 246 0.5- 0.9+ 080112 H55 0.3+ 0.4+
080111 G96 0.1+ 0.4+ 080111 246 0.0 0.1+ 080112 H55 0.0 0.6+
080111 G96 0.5+ 0.4+ 080111 246 0.9+ 0.5- 080112 651 0.8+ 0.0
080111 G96 0.4+ 0.5+ 080111 246 0.0 0.8- 080112 651 1.0+ 0.3+
080111 G96 0.0 0.5+ 080111 246 0.2+ 0.5+ 080112 651 0.3+ 0.1+
080111 246 0.1+ 0.6+ 080112 H01 0.1+ 0.5+ 080112 G96 0.9+ 0.3-
080111 246 0.4+ 0.0 080112 H01 0.2+ 0.6+ 080112 G96 0.6+ 0.0
080111 246 0.5+ 2.4- 080112 H01 0.2+ 0.6+ 080112 G96 0.9+ 0.2-
080111 246 1.4+ 0.4+ 080112 H01 0.4+ 0.3+ 080112 G96 0.7+ 0.1+
Ephemeris:
2008 AU28 a,e,i = 2.01, 0.54, 4 q = 0.9340
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2008 01 05 04 47.85 +15 08.2 0.0780 1.050 147.8 29.9 20.8
2008 01 06 04 45.59 +15 44.0 0.0726 1.045 146.5 31.3 20.6
2008 01 07 04 43.05 +16 25.9 0.0671 1.039 145.1 32.8 20.5
2008 01 08 04 40.15 +17 15.4 0.0618 1.034 143.7 34.3 20.3
2008 01 09 04 36.76 +18 14.5 0.0564 1.028 142.1 36.0 20.2
2008 01 10 04 32.74 +19 25.9 0.0512 1.023 140.4 37.8 20.0
2008 01 11 04 27.84 +20 53.6 0.0460 1.018 138.5 39.8 19.8
2008 01 12 04 21.68 +22 43.0 0.0408 1.013 136.4 42.0 19.6
2008 01 13 04 13.66 +25 02.7 0.0357 1.009 133.9 44.7 19.4
2008 01 14 04 02.71 +28 05.4 0.0308 1.004 130.7 48.0 19.2
2008 01 15 03 46.80 +32 10.3 0.0261 0.999 126.6 52.2 18.9
2008 01 16 03 21.70 +37 44.7 0.0217 0.995 120.9 58.1 18.7
2008 01 17 02 37.61 +45 11.5 0.0178 0.991 112.5 66.6 18.5
2008 01 18 01 11.54 +53 25.8 0.0150 0.986 100.1 79.1 18.5
2008 01 19 22 44.10 +56 01.0 0.0137 0.982 83.9 95.3 19.0
2008 01 20 20 31.79 +47 37.9 0.0146 0.979 68.2 111.0 19.9
2008 01 21 19 21.21 +36 08.9 0.0171 0.975 57.4 121.7 21.0
2008 01 22 18 44.35 +26 58.6 0.0208 0.971 51.6 127.4 21.9
2008 01 23 18 22.84 +20 25.7 0.0252 0.968 49.0 129.9 22.5
2008 01 24 18 09.01 +15 45.3 0.0299 0.965 48.1 130.6 23.0
2008 01 25 17 59.49 +12 19.5 0.0348 0.961 48.0 130.5 23.3
Timothy B. Spahr (C) Copyright 2008 MPC M.P.E.C. 2008-A55
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