MPEC 2015-T60 : 2011 UC115
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M.P.E.C. 2015-T60 Issued 2015 Oct. 11, 17:14 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. They are published
on behalf of Division F 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 UC115
Revision to MPEC 2011-U110
Additional Observations:
K11UB5C C2015 10 10.39004 02 40 28.570+09 15 11.76 22.3 wLET060F51
K11UB5C C2015 10 10.40227 02 40 28.256+09 15 41.70 22.1 wLET060F51
K11UB5C C2015 10 10.41454 02 40 27.945+09 16 11.90 22.2 wLET060F51
K11UB5C C2015 10 10.42686 02 40 27.639+09 16 42.28 21.9 wLET060F51
K11UB5C KC2015 10 11.36353 02 40 09.10 +09 55 15.1 21.7 RoET060291
K11UB5C KC2015 10 11.37103 02 40 08.90 +09 55 33.4 21.4 RoET060291
Observer details:
291 LPL/Spacewatch II. Observer R. A. Mastaler. 1.8-m f/2.7 reflector + CCD.
F51 Pan-STARRS 1, Haleakala. Observers B. Gibson, T. Goggia, N. Primak,
A. Schultz, M. Willman. Measurers K. Chambers, S. Chastel, L. Denneau,
H. Flewelling, M. Huber, E. Lilly, E. Magnier, R. Wainscoat, C. Waters,
R. Weryk. 1.8-m Ritchey-Chretien + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
151010 F51 0.78- 0.55- 151011 291 0.79- 0.56- MPO215214 +0.38 day
Orbital elements:
2011 UC115 Earth MOID = 0.3272 AU
Epoch 2016 Jan. 13.0 TT = JDT 2457400.5 MPC
M 12.68239 (2000.0) P Q
n 0.24719414 Peri. 27.90826 +0.55529854 -0.81917621
a 2.5144554 Node 29.05692 +0.69738847 +0.36465582
e 0.4843086 Incl. 17.18601 +0.45309255 +0.44269231
P 3.99 H 22.4 G 0.15 U 2
Residuals in seconds of arc
111024 G96 0.1- 0.1+ 111025 G96 0.2+ 0.5- 111031 291 (1.6- 0.9+)
111024 G96 0.1- 0.2- 111030 G96 0.1- 0.0 111031 291 0.1- 0.3-
111024 G96 0.0 0.3+ 111030 G96 0.4- 0.0 111118 H21 0.1- 0.2+
111024 G96 0.0 0.1- 111030 G96 0.7+ 0.0 111118 H21 0.1+ 0.2-
111024 G96 0.3- 0.1+ 111030 G96 0.2+ 0.3+ 111118 H21 0.2- 0.1+
111024 G96 0.2+ 0.3+ 111030 G96 0.3- 0.1- 151010 F51 0.1+ 0.0
111024 G96 0.7- 0.5+ 111030 G96 0.2+ 0.8+ 151010 F51 0.1- 0.1-
111024 G96 0.1- 0.1+ 111030 G96 0.2+ 0.3- 151010 F51 0.1- 0.0
111025 H21 0.1+ 0.1+ 111030 G96 0.8- 0.3+ 151010 F51 0.0 0.2+
111025 H21 0.0 0.1+ 111030 291 0.1+ 0.3- 151011 291 0.0 0.1-
111025 G96 0.0 0.1+ 111030 291 0.4+ 0.2- 151011 291 0.2+ 0.6-
111025 G96 0.3+ 0.1- 111030 291 0.4+ 0.2+
111025 G96 0.7- 0.0 111031 291 0.0 0.0
Ephemeris:
2011 UC115 a,e,i = 2.51, 0.48, 17 q = 1.2967
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2015 09 11 02 29 14.9 -04 09 48 0.6229 1.4947 131.6 30.3 23.6
...
2015 09 26 02 39 26.5 +01 13 19 0.4950 1.4270 142.3 25.4 22.8
...
2015 10 04 02 41 15.4 +05 16 20 0.4386 1.3954 149.2 21.6 22.4
...
2015 10 10 02 40 34.3 +08 59 27 0.4027 1.3740 154.8 18.0 22.1
2015 10 11 02 40 16.4 +09 40 16 0.3974 1.3707 155.8 17.4 22.0
2015 10 12 02 39 55.2 +10 22 07 0.3922 1.3674 156.8 16.7 21.9
...
2015 10 18 02 36 39.8 +14 54 23 0.3649 1.3491 162.6 12.8 21.6
...
2015 10 26 02 29 24.4 +21 44 45 0.3399 1.3287 168.1 8.9 21.3
...
2015 11 10 02 09 24.6 +35 06 17 0.3299 1.3035 158.8 15.9 21.4
A. U. Tomatic (C) Copyright 2015 MPC M.P.E.C. 2015-T60
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