MPEC 2012-F61 : 2011 SY120
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M.P.E.C. 2012-F61 Issued 2012 Mar. 24, 01:13 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 SY120
Revision to MPEC 2011-S88
Additional Observations:
K11SC0Y C2012 03 23.27713 11 15 43.66 +13 17 11.9 19.0 cEF061704
K11SC0Y C2012 03 23.28772 11 15 29.29 +13 11 26.5 17.9 cEF061704
K11SC0Y C2012 03 23.29863 11 15 14.58 +13 05 33.1 18.3 cEF061704
K11SC0Y C2012 03 23.30927 11 15 00.22 +12 59 47.6 18.3 cEF061704
K11SC0Y KC2012 03 24.00594811 00 54.69 +06 55 09.5 uEF061J95
K11SC0Y KC2012 03 24.00765411 00 52.66 +06 54 18.1 uEF061J95
K11SC0Y KC2012 03 24.00938211 00 50.64 +06 53 26.2 uEF061J95
K11SC0Y KC2012 03 24.01531211 00 43.62 +06 50 27.6 17.1 RuEF061J95
Observer details:
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, G. Spitz,
R. Brungard, J. Paige, P. Festler, T. McVey, A. Valdivia, C. Gall. 1.0-m
f/2.15 reflector + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2011 SY120 Earth MOID = 0.0506 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 35.55581 (2000.0) P Q
n 0.73481608 Peri. 114.97790 -0.45675074 -0.88927080
a 1.2162335 Node 2.60138 +0.49682853 -0.27738013
e 0.2296531 Incl. 31.92951 +0.73792965 -0.36367252
P 1.34 H 23.0 G 0.15 U 4
Residuals in seconds of arc
110926 G96 0.5- 0.2+ 110927 J95 0.3+ 0.2- 111001 H01 0.3- 0.0
110926 G96 0.4- 0.0 110927 J95 0.8+ 1.1+ 111001 H01 0.0 0.1-
110926 G96 0.9- 0.1+ 110928 G96 0.2+ 0.3- 111002 H21 0.6- 0.1-
110926 G96 0.6- 0.3+ 110928 G96 0.4+ 0.3- 111002 H21 0.8+ 0.1-
110926 G96 0.5+ 0.4+ 110928 G96 (2.5- 0.8+) 111002 H21 0.4+ 0.0
110926 G96 0.9- 0.3+ 110928 G96 0.9- 0.2+ 120323 704 0.0 0.5-
110926 291 0.7+ 1.0- 110929 H01 0.6- 0.1+ 120323 704 0.3- 1.1-
110926 G96 0.7- 0.2+ 110929 H01 0.4- 0.1- 120323 704 0.3+ 0.6+
110926 291 0.3+ 0.3- 110929 H01 0.3- 0.1+ 120323 704 0.1+ 1.3+
110926 G96 0.8- 0.1+ 110929 H01 0.1- 0.5+ 120324 J95 0.1+ 0.0
110926 291 1.4+ 1.2- 110929 H01 0.3+ 0.3+ 120324 J95 0.1- 0.0
110926 291 1.2- 0.1- 111001 H01 0.2- 0.2- 120324 J95 0.2+ 0.1+
110926 291 1.4- 1.3+ 111001 H01 0.0 0.2- 120324 J95 0.1- 0.1-
Ephemeris:
2011 SY120 a,e,i = 1.22, 0.23, 32 q = 0.9369
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2012 02 23 19 04 05.4 +55 12 55 0.2753 0.9669 77.3 86.6 23.2
...
2012 03 09 17 45 54.1 +59 30 13 0.1398 1.0036 90.4 81.6 21.6
...
2012 03 17 14 41 43.4 +56 37 26 0.07224 1.0274 114.7 61.6 19.5
...
2012 03 23 11 21 53.8 +15 50 26 0.05315 1.0467 159.4 19.5 17.7
2012 03 24 11 01 04.3 +07 00 21 0.05614 1.0500 160.1 18.8 17.8
2012 03 25 10 43 35.5 -00 46 18 0.06072 1.0533 156.7 22.0 18.1
...
2012 03 31 09 42 58.5 -26 05 15 0.1064 1.0739 132.6 43.2 20.0
...
2012 04 08 09 13 36.3 -36 13 26 0.1822 1.1023 119.4 52.3 21.4
...
2012 04 23 09 03 02.8 -41 44 21 0.3292 1.1572 109.4 55.1 22.9
A. U. Tomatic (C) Copyright 2012 MPC M.P.E.C. 2012-F61
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