MPEC 2011-U55 : 2011 UY63
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M.P.E.C. 2011-U55 Issued 2011 Oct. 23, 14:05 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 UY63
Observations:
K11U63Y* C2011 10 21.33948 01 23 52.22 +21 39 32.3 20.8 VrEU055G96
K11U63Y C2011 10 21.34870 01 23 49.16 +21 39 55.5 21.0 VrEU055G96
K11U63Y C2011 10 21.35808 01 23 45.96 +21 40 19.7 20.5 VrEU055G96
K11U63Y C2011 10 21.36735 01 23 42.97 +21 40 42.4 20.9 VrEU055G96
K11U63Y KC2011 10 22.22272801 19 03.57 +22 17 00.4 21.1 VtEU055H21
K11U63Y KC2011 10 22.22995101 19 01.11 +22 17 19.1 20.9 VtEU055H21
K11U63Y KC2011 10 22.23716801 18 58.64 +22 17 37.2 21.2 VtEU055H21
K11U63Y KC2011 10 22.24439101 18 56.14 +22 17 56.3 20.4 VtEU055H21
K11U63Y C2011 10 22.31984 01 18 30.74 +22 21 12.3 21.1 VrEU055G96
K11U63Y C2011 10 22.32587 01 18 28.65 +22 21 27.3 20.8 VrEU055G96
K11U63Y C2011 10 22.33211 01 18 26.53 +22 21 43.9 20.0 VrEU055G96
K11U63Y C2011 10 22.33822 01 18 24.40 +22 21 58.8 21.3 VrEU055G96
K11U63Y HC2011 10 23.36046 01 12 35.04 +23 05 41.0 oEU055291
K11U63Y HC2011 10 23.36220 01 12 34.34 +23 05 45.7 oEU055291
K11U63Y HC2011 10 23.36394 01 12 33.75 +23 05 49.5 oEU055291
Observer details:
291 LPL/Spacewatch II. Observer T. H. Bressi. 1.8-m f/2.7 reflector + CCD.
G96 Mt. Lemmon Survey. Observer R. A. Kowalski. 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 T. Vorobjov, L. Buzzi, S. Foglia. 0.61-m f/4.0 astrograph + CCD.
Orbital elements:
2011 UY63 Earth MOID = 0.1312 AU
Epoch 2011 Aug. 27.0 TT = JDT 2455800.5 MPC
M 246.57314 (2000.0) P Q
n 0.72499870 Peri. 125.97643 -0.81437051 -0.56743142
a 1.2271884 Node 20.34721 +0.35196476 -0.64970412
e 0.3941020 Incl. 20.49589 +0.46143416 -0.50587165
P 1.36 H 22.4 G 0.15 U 9
Residuals in seconds of arc
111021 G96 0.2+ 0.2- 111022 H21 0.1+ 0.1+ 111022 G96 0.3+ 0.4+
111021 G96 0.3+ 0.2- 111022 H21 0.3+ 0.2- 111022 G96 0.1+ 0.2-
111021 G96 0.9- 0.4+ 111022 H21 0.1+ 0.5+ 111023 291 0.5+ 0.0
111021 G96 0.4+ 0.2- 111022 G96 0.2- 0.0 111023 291 0.5- 0.3+
111022 H21 0.3- 0.1- 111022 G96 0.2- 0.3- 111023 291 0.0 0.3-
Ephemeris:
2011 UY63 a,e,i = 1.23, 0.39, 20 q = 0.7436
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2011 09 23 02 41 04.7 +07 26 03 0.5103 1.4271 138.6 27.7 22.9
...
2011 10 08 02 16 30.3 +13 24 22 0.3716 1.3508 157.8 16.2 21.8
...
2011 10 16 01 49 20.4 +18 02 12 0.3144 1.3066 168.4 8.8 21.1
...
2011 10 22 01 20 17.8 +22 07 39 0.2820 1.2720 167.3 9.9 20.8
2011 10 23 01 14 40.9 +22 50 19 0.2775 1.2661 165.8 11.1 20.8
2011 10 24 01 08 51.0 +23 33 10 0.2734 1.2601 164.2 12.4 20.8
...
2011 10 30 00 29 43.7 +27 44 15 0.2552 1.2239 151.7 22.6 21.0
...
2011 11 07 23 30 43.2 +32 17 17 0.2475 1.1739 133.0 38.2 21.2
...
2011 11 22 21 49 30.6 +36 02 12 0.2692 1.0762 101.9 63.9 22.0
A. U. Tomatic (C) Copyright 2011 MPC M.P.E.C. 2011-U55
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