MPEC 2011-E11 : 2007 ES
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M.P.E.C. 2011-E11 Issued 2011 Mar. 3, 01:23 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
2007 ES
Revision to MPEC 2007-E43
Additional Observations:
K07E00S C2011 03 02.23925 09 39 50.07 +20 25 09.6 21.1 VrEE011G96
K07E00S C2011 03 02.24505 09 39 49.28 +20 25 07.9 20.9 VrEE011G96
K07E00S C2011 03 02.25080 09 39 48.56 +20 25 05.9 21.8 VrEE011G96
K07E00S C2011 03 02.25661 09 39 47.88 +20 25 03.8 21.5 VrEE011G96
K07E00S C2011 03 02.43234 09 39 25.77 +20 24 07.4 21.8 VrEE011G96
K07E00S C2011 03 02.43338 09 39 25.74 +20 24 06.9 21.6 VrEE011G96
K07E00S C2011 03 02.43441 09 39 25.63 +20 24 06.2 21.9 VrEE011G96
K07E00S C2011 03 02.43546 09 39 25.48 +20 24 05.7 21.6 VrEE011G96
K07E00S C2011 03 03.01288 09 38 15.46 +20 20 58.8 20.9 RvEE011586
K07E00S C2011 03 03.01516 09 38 15.09 +20 20 57.9 21.0 RvEE011586
K07E00S C2011 03 03.01756 09 38 14.84 +20 20 57.1 21.1 RvEE011586
K07E00S C2011 03 03.02221 09 38 14.29 +20 20 55.3 21.4 RvEE011586
K07E00S C2011 03 03.02432 09 38 14.04 +20 20 54.8 20.9 RvEE011586
K07E00S C2011 03 03.02642 09 38 13.79 +20 20 54.0 20.5 RvEE011586
K07E00S C2011 03 03.02853 09 38 13.41 +20 20 53.0 21.3 RvEE011586
K07E00S C2011 03 03.03348 09 38 12.90 +20 20 51.6 20.7 RvEE011586
K07E00S C2011 03 03.03559 09 38 12.66 +20 20 51.0 20.7 RvEE011586
K07E00S C2011 03 03.03770 09 38 12.42 +20 20 50.7 20.5 RvEE011586
Observer details:
586 Pic du Midi. Observers M. Birlan, F. Colas, M. Popescu. Measurer
M. Popescu. 1.05-m f/12.7 reflector + CCD.
G96 Mt. Lemmon Survey. Observer A. D. Grauer. Measurers J. D. Ahern,
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.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
110302 G96 2.45+ 3.02- 110303 586 2.45+ 2.99- MPO118216 -11 day
Orbital elements:
2007 ES Earth MOID = 0.3547 AU
Epoch 2011 Feb. 8.0 TT = JDT 2455600.5 MPC
M 95.70954 (2000.0) P Q
n 0.50120208 Peri. 19.25469 +0.96825003 +0.03353094
a 1.5696186 Node 334.55934 -0.22451419 +0.55242804
e 0.5946518 Incl. 35.21684 +0.10993294 +0.83288591
P 1.97 H 18.5 G 0.15 U 6
Residuals in seconds of arc
070309 291 0.1+ 0.4- 070311 291 0.2- 0.2+ 110302 G96 0.5+ 0.7-
070309 291 0.3+ 0.5- 070312 291 0.5- 0.3- 110302 G96 1.3- 0.3+
070309 291 0.1+ 0.5- 070312 291 0.1- 0.3+ 110302 G96 0.0 0.1+
070309 291 0.4+ 1.7+ 070312 291 1.2- 0.8- 110302 G96 0.3+ 0.2-
070309 291 0.3+ 0.6+ 070313 291 0.2+ 0.4+ 110302 G96 0.0 0.4-
070309 291 0.5- 0.7+ 070313 291 1.5+ 0.7- 110303 586 0.5+ 0.4+
070310 291 0.5+ 0.1- 070313 291 0.8+ 0.3- 110303 586 0.8- 0.3+
070310 291 0.2+ 0.1- 070314 291 0.7+ 0.5- 110303 586 0.1- 0.3+
070310 291 0.4- 0.8- 070314 291 0.6- 0.1- 110303 586 0.2+ 0.0
070310 G96 0.5+ 0.9- 070314 291 0.1- 0.9+ 110303 586 0.3+ 0.2+
070310 G96 0.2- 0.1+ 070315 291 0.4- 0.3+ 110303 586 0.4+ 0.1+
070310 D35 (1.4- 3.1+) 070315 291 0.1- 0.2+ 110303 586 1.3- 0.2-
070310 D35 (1.9- 2.0-) 070315 291 0.4+ 0.1+ 110303 586 0.1+ 0.1+
070310 D35 (0.6- 2.1-) 110302 G96 0.5+ 0.4- 110303 586 0.4+ 0.2+
070311 291 0.1- 0.0 110302 G96 0.3- 0.3- 110303 586 0.7+ 0.6+
070311 291 1.3- 0.1- 110302 G96 0.3- 0.5-
Ephemeris:
2007 ES a,e,i = 1.57, 0.59, 35 q = 0.6362
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2011 02 01 10 50 48.7 +21 26 48 1.1287 2.0546 152.7 12.7 21.1
...
2011 02 16 10 13 00.3 +21 20 10 1.1504 2.1306 170.4 4.5 20.8
...
2011 02 24 09 53 30.3 +20 54 46 1.1941 2.1680 166.2 6.2 21.0
...
2011 03 02 09 40 19.6 +20 26 28 1.2412 2.1946 158.8 9.4 21.3
2011 03 03 09 38 17.2 +20 21 06 1.2501 2.1989 157.5 9.9 21.3
2011 03 04 09 36 17.7 +20 15 33 1.2594 2.2032 156.2 10.5 21.4
...
2011 03 10 09 25 25.9 +19 39 18 1.3212 2.2283 148.4 13.5 21.6
...
2011 03 18 09 13 57.8 +18 45 07 1.4180 2.2598 138.3 17.0 21.9
...
2011 04 02 09 01 19.9 +16 55 59 1.6330 2.3135 121.1 21.7 22.4
Gareth V. Williams (C) Copyright 2011 MPC M.P.E.C. 2011-E11
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