MPEC 2011-R13 : 2011 QY39
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M.P.E.C. 2011-R13 Issued 2011 Sept. 3, 03:15 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 QY39
Observations:
K11Q39Y KC2011 08 28.02019 23 23 46.63 -05 16 12.2 19.3 RrER013104
K11Q39Y KC2011 08 28.02745 23 23 46.20 -05 16 13.4 19.8 RrER013104
K11Q39Y KC2011 08 28.03398 23 23 45.89 -05 16 15.3 19.1 RrER013104
K11Q39Y*KC2011 08 28.06415 23 23 44.24 -05 16 23.3 18.6 RrER013104
K11Q39Y KC2011 08 28.06959 23 23 43.96 -05 16 24.3 18.8 RrER013104
K11Q39Y KC2011 08 28.07503 23 23 43.62 -05 16 25.4 19.1 RrER013104
K11Q39Y C2011 08 28.48783 23 23 23.871-05 18 05.86 19.4 rLER013F51
K11Q39Y C2011 08 28.49776 23 23 23.297-05 18 08.53 19.4 rLER013F51
K11Q39Y C2011 08 28.52337 23 23 21.825-05 18 15.10 19.8 gLER013F51
K11Q39Y C2011 08 28.53367 23 23 21.225-05 18 17.82 20.0 gLER013F51
K11Q39Y KC2011 08 29.98077 23 22 06.14 -05 25 09.3 19.0 RrER013104
K11Q39Y KC2011 08 29.98585 23 22 05.84 -05 25 10.5 19.1 RrER013104
K11Q39Y KC2011 08 29.99093 23 22 05.55 -05 25 12.2 19.0 RrER013104
K11Q39Y KC2011 08 29.99638 23 22 05.18 -05 25 13.8 19.1 RrER013104
K11Q39Y KC2011 09 03.09328 23 17 43.91 -05 48 10.1 uER013J95
K11Q39Y KC2011 09 03.10090 23 17 43.32 -05 48 12.8 uER013J95
K11Q39Y KC2011 09 03.10687 23 17 42.85 -05 48 15.1 18.4 RuER013J95
Observer details:
104 San Marcello Pistoiese. Observers P. Bacci, L. Tesi, G. Fagioli.
Measurer P. Bacci. 0.60-m f/4 reflector + CCD.
F51 Pan-STARRS 1, Haleakala. Observers N. Primak, A. Schultz, S. Watters,
J. Thiel, T. Goggia. Measurer PS1 Science Consortium. 1.8-m
Ritchey-Chretien + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2011 QY39 PHA, Earth MOID = 0.0071 AU
Epoch 2011 Aug. 27.0 TT = JDT 2455800.5 MPC
M 317.51884 (2000.0) P Q
n 0.44210311 Peri. 81.30152 +0.18020947 -0.98362811
a 1.7065552 Node 358.31623 +0.89505091 +0.16420987
e 0.5097068 Incl. 1.05726 +0.40793188 +0.07423519
P 2.23 H 20.2 G 0.15 U 9
Residuals in seconds of arc
110828 104 0.4+ 0.6- 110828 F51 0.2- 0.0 110829 104 0.4+ 0.2+
110828 104 0.2- 0.0 110828 F51 0.1- 0.0 110829 104 0.1- 0.2+
110828 104 0.5+ 0.2- 110828 F51 0.1+ 0.1+ 110903 J95 0.1- 0.1-
110828 104 0.3+ 0.6- 110828 F51 0.0 0.1+ 110903 J95 0.1+ 0.1+
110828 104 0.5+ 0.2- 110829 104 0.3- 0.1+ 110903 J95 0.0 0.0
110828 104 0.2- 0.1+ 110829 104 0.0 0.4+
Ephemeris:
2011 QY39 a,e,i = 1.71, 0.51, 1 q = 0.8367
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2011 08 04 23 28 02.2 -04 54 15 0.6581 1.5785 140.4 24.2 21.4
...
2011 08 19 23 28 32.6 -04 50 13 0.4883 1.4684 154.6 17.2 20.4
...
2011 08 27 23 24 33.3 -05 11 45 0.4094 1.4078 163.4 11.9 19.7
...
2011 09 02 23 19 00.9 -05 41 09 0.3560 1.3617 170.6 6.9 19.1
2011 09 03 23 17 51.1 -05 47 14 0.3476 1.3539 171.9 6.0 19.0
2011 09 04 23 16 37.0 -05 53 39 0.3393 1.3462 173.2 5.1 18.9
...
2011 09 10 23 07 34.8 -06 39 38 0.2925 1.2996 178.3 1.3 18.3
...
2011 09 18 22 50 31.8 -08 01 49 0.2376 1.2372 166.3 11.1 18.2
...
2011 10 03 21 57 18.7 -11 40 15 0.1557 1.1215 138.1 36.6 17.9
Gareth V. Williams (C) Copyright 2011 MPC M.P.E.C. 2011-R13
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