MPEC 2011-E13 : 2011 ES4
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M.P.E.C. 2011-E13 Issued 2011 Mar. 3, 03:07 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
2011 ES4
Observations:
K11E04S* C2011 03 02.19847 09 28 38.82 +14 59 12.7 20.5 VrEE013G96
K11E04S C2011 03 02.20740 09 28 32.88 +14 59 03.1 21.1 VrEE013G96
K11E04S C2011 03 02.21625 09 28 27.26 +14 58 53.5 20.6 VrEE013G96
K11E04S C2011 03 02.22520 09 28 21.32 +14 58 43.5 20.1 VrEE013G96
K11E04S C2011 03 02.26149 09 27 57.74 +14 58 01.9 20.7 VrEE013G96
K11E04S KC2011 03 02.26173209 27 54.12 +14 57 40.0 19.9 VrEE013H21
K11E04S C2011 03 02.26207 09 27 57.31 +14 58 01.3 20.6 VrEE013G96
K11E04S C2011 03 02.26265 09 27 56.95 +14 58 00.6 21.0 VrEE013G96
K11E04S C2011 03 02.26323 09 27 56.55 +14 58 00.3 20.7 VrEE013G96
K11E04S KC2011 03 02.26603709 27 51.36 +14 57 34.5 19.9 VrEE013H21
K11E04S KC2011 03 02.27015809 27 48.73 +14 57 29.4 20.3 VrEE013H21
K11E04S KC2011 03 02.27427809 27 46.05 +14 57 24.1 20.3 VrEE013H21
K11E04S KC2011 03 02.27857009 27 43.29 +14 57 18.9 20.2 VrEE013H21
K11E04S KC2011 03 02.28134809 27 41.51 +14 57 15.3 20.3 VrEE013H21
K11E04S C2011 03 02.31874 09 27 20.08 +14 56 52.0 20.6 VrEE013G96
K11E04S C2011 03 02.32607 09 27 15.26 +14 56 42.1 20.2 VrEE013G96
K11E04S C2011 03 02.33349 09 27 10.44 +14 56 33.1 20.4 VrEE013G96
K11E04S C2011 03 02.34091 09 27 05.58 +14 56 23.4 20.9 VrEE013G96
K11E04S C2011 03 02.35085 09 26 59.05 +14 56 10.3 20.6 VrEE013G96
K11E04S C2011 03 02.35893 09 26 53.76 +14 55 59.5 20.4 VrEE013G96
K11E04S C2011 03 02.37521 09 26 43.11 +14 55 37.4 20.5 VrEE013G96
K11E04S C2011 03 02.96789 09 20 37.22 +14 42 33.9 19.7 RvEE013586
K11E04S C2011 03 02.96856 09 20 36.69 +14 42 33.2 19.8 RvEE013586
K11E04S C2011 03 02.97009 09 20 35.68 +14 42 30.6 19.6 RvEE013586
K11E04S C2011 03 02.97046 09 20 35.40 +14 42 30.2 19.7 RvEE013586
K11E04S C2011 03 02.97083 09 20 35.15 +14 42 29.6 19.8 RvEE013586
K11E04S C2011 03 02.97120 09 20 34.91 +14 42 29.2 19.7 RvEE013586
K11E04S C2011 03 02.97157 09 20 34.61 +14 42 28.6 19.4 RvEE013586
K11E04S C2011 03 02.97194 09 20 34.40 +14 42 28.4 19.7 RvEE013586
K11E04S C2011 03 02.97231 09 20 34.08 +14 42 27.5 19.7 RvEE013586
K11E04S C2011 03 02.97269 09 20 33.80 +14 42 26.6 19.5 RvEE013586
Observer details:
586 Pic du Midi. Observers M. Birlan, F. Colas, M. Popescu. Measurers
M. Popescu, M. Birlan. 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.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, T. Vorobjov, T. Linder, H. Tanquary. 0.61-m f/4.0
astrograph + CCD.
Orbital elements:
2011 ES4 Earth MOID = 0.0001 AU
Epoch 2011 Feb. 8.0 TT = JDT 2455600.5 MPC
M 274.96824 (2000.0) P Q
n 0.86656753 Peri. 273.50620 -0.28173411 +0.95928064
a 1.0896017 Node 340.09445 -0.85513242 -0.26056646
e 0.2426418 Incl. 3.39510 -0.43517172 -0.10902190
P 1.14 H 25.6 G 0.15 U 8
Residuals in seconds of arc
110302 G96 0.9+ 0.0 110302 H21 0.1+ 0.1- 110302 586 0.7- 0.3+
110302 G96 1.4- 0.0 110302 H21 0.2+ 0.2+ 110302 586 0.3+ 0.1-
110302 G96 0.4+ 0.1+ 110302 H21 0.4+ 0.1+ 110302 586 0.0 0.0
110302 G96 1.3- 0.0 110302 G96 0.0 0.1+ 110302 586 0.2+ 0.1-
110302 G96 0.9+ 0.1- 110302 G96 0.2- 0.4- 110302 586 0.5+ 0.0
110302 H21 0.4- 0.1- 110302 G96 0.4+ 0.1+ 110302 586 0.1- 0.0
110302 G96 0.2+ 0.0 110302 G96 0.4+ 0.1+ 110302 586 0.6+ 0.3+
110302 G96 0.5+ 0.0 110302 G96 0.1- 0.1+ 110302 586 0.2- 0.1-
110302 G96 0.2+ 0.4+ 110302 G96 0.3- 0.0 110302 586 0.4- 0.4-
110302 H21 0.1- 0.2- 110302 G96 1.2- 0.2-
110302 H21 0.4+ 0.1- 110302 586 0.1+ 0.1+
Ephemeris:
2011 ES4 a,e,i = 1.09, 0.24, 3 q = 0.8252
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2011 02 01 10 55 20.3 +16 05 19 0.1902 1.1560 151.5 24.0 23.4
...
2011 02 16 10 39 00.0 +16 14 43 0.1129 1.0988 169.0 9.9 21.7
...
2011 02 24 10 12 02.2 +16 02 46 0.07772 1.0666 172.7 6.7 20.7
...
2011 03 02 09 30 31.4 +15 03 48 0.05448 1.0421 159.2 19.7 20.4
2011 03 03 09 20 18.1 +14 43 12 0.05096 1.0379 156.0 22.9 20.3
2011 03 04 09 08 42.8 +14 17 15 0.04758 1.0338 152.4 26.4 20.3
...
2011 03 10 07 17 28.3 +08 10 44 0.03164 1.0091 119.9 58.6 20.2
...
2011 03 18 03 30 58.0 -08 46 37 0.03396 0.9764 55.8 122.5 23.2
...
2011 04 02 00 55 40.4 -15 14 27 0.08655 0.9186 20.1 158.0 30.4
Carl W. Hergenrother (C) Copyright 2011 MPC M.P.E.C. 2011-E13
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