MPEC 2021-M19 : 2011 SR250
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M.P.E.C. 2021-M19 Issued 2021 June 16, 17:55 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 SR250
Additional Observations:
K11SP0R ZC2009 07 16.49015 20 03 54.29 -23 44 19.6 20.3 iVEM019F51
K11SP0R ZC2009 07 16.49989 20 03 54.07 -23 44 19.9 20.5 iVEM019F51
K11SP0R ZC2010 08 05.49080 21 40 56.36 -12 42 43.8 20.9 rVEM019F51
K11SP0R ZC2010 08 05.50119 21 40 56.13 -12 42 44.5 20.8 rVEM019F51
K11SP0R ZC2010 08 31.41266 21 31 38.26 -13 11 31.8 20.5 iVEM019F51
K11SP0R ZC2010 08 31.42370 21 31 38.02 -13 11 32.5 20.7 iVEM019F51
K11SP0R ZC2010 08 31.43917 21 31 37.73 -13 11 33.6 21.1 rVEM019F51
K11SP0R ZC2010 08 31.45042 21 31 37.50 -13 11 34.2 21.2 rVEM019F51
K11SP0R C2010 09 02.19556 21 31 02.85 -13 13 20.7 21.2 VrEM019G96
K11SP0R C2010 09 02.20185 21 31 02.74 -13 13 21.1 21.5 VrEM019G96
K11SP0R C2010 09 02.20819 21 31 02.56 -13 13 21.2 20.8 VrEM019G96
K11SP0R C2010 09 02.21450 21 31 02.42 -13 13 21.7 21.2 VrEM019G96
K11SP0R ZC2011 06 30.60385 23 09 40.01 -01 03 14.8 21.3 zVEM019F51
K11SP0R ZC2011 06 30.61582 23 09 40.01 -01 03 13.7 VEM019F51
K11SP0R ZC2011 08 20.48232 23 00 37.61 -01 10 23.8 21.6 rVEM019F51
K11SP0R ZC2011 08 20.49313 23 00 37.41 -01 10 24.7 21.5 rVEM019F51
K11SP0R ZC2011 08 20.50460 23 00 37.16 -01 10 25.5 21.3 iVEM019F51
K11SP0R ZC2011 08 20.51621 23 00 36.95 -01 10 26.2 VEM019F51
K11SP0R ZC2011 08 23.46910 22 59 40.29 -01 14 08.9 21.7 gVEM019F51
K11SP0R ZC2011 08 23.48016 22 59 40.05 -01 14 10.0 21.6 gVEM019F51
K11SP0R ZC2011 08 23.53665 22 59 38.92 -01 14 14.2 21.2 rVEM019F51
K11SP0R ZC2011 08 23.54702 22 59 38.70 -01 14 14.8 21.5 rVEM019F51
K11SP0R ZC2011 08 31.47652 22 57 00.72 -01 25 22.0 21.5 gVEM019F51
K11SP0R ZC2011 08 31.48773 22 57 00.48 -01 25 22.6 21.7 gVEM019F51
K11SP0R ZC2011 09 04.54556 22 55 37.94 -01 31 34.1 21.0 iVEM019F51
K11SP0R ZC2011 09 04.55702 22 55 37.72 -01 31 35.2 21.1 iVEM019F51
K11SP0R ZC2012 10 04.46636 23 55 53.05 +07 42 07.8 21.4 iVEM019F51
K11SP0R ZC2012 10 04.47869 23 55 52.83 +07 42 06.5 21.6 iVEM019F51
Observer details:
F51 Pan-STARRS 1, Haleakala. Observer . Measurer S. Deen. 1.8-m Ritchey-
Chretien + CCD.
G96 Mt. Lemmon Survey. Observer A. Boattini. 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.
Orbital elements:
2011 SR250
Epoch 2021 July 5.0 TT = JDT 2459400.5 Pike
M 117.16306 (2000.0) P Q
n 0.02657839 Peri. 338.95204 +0.41687741 +0.90246983
a 11.1203116 Node 315.49464 -0.81029480 +0.31490824
e 0.3882573 Incl. 8.90015 -0.41186838 +0.29390646
P 37.1 H 12.72 G 0.15 U 3
Residuals in seconds of arc
090716 F51 0.2- 0.1+ 110820 F51 0.0 0.0 110920 F51 0.0 0.0
090716 F51 0.1+ 0.1+ 110820 F51 0.2+ 0.1- 110920 F51 0.1- 0.0
100805 F51 0.4+ 0.0 110820 F51 0.2- 0.0 110921 568 0.0 0.2-
100805 F51 0.4+ 0.0 110820 F51 0.0 0.1+ 110921 568 0.0 0.0
100831 F51 0.2- 0.0 110823 F51 0.4+ 0.0 111028 568 0.1+ 0.1-
100831 F51 0.4- 0.1- 110823 F51 0.1+ 0.2- 111028 568 0.2+ 0.1-
100831 F51 0.1+ 0.2- 110823 F51 0.1+ 0.0 111028 568 0.2+ 0.1-
100831 F51 0.1+ 0.1- 110823 F51 0.2- 0.2+ 111028 568 0.2+ 0.1-
100902 G96 0.3+ 0.3- 110831 F51 0.3- 0.0 111028 568 0.2+ 0.2-
100902 G96 0.5+ 0.3- 110831 F51 (0.4- 0.4+) 111028 568 0.2+ 0.1-
100902 G96 0.2- 0.0 110904 F51 0.2- 0.3+ 111028 568 0.1+ 0.1-
100902 G96 0.4- 0.1- 110904 F51 0.1+ 0.2+ 111028 568 0.2+ 0.1-
110630 F51 0.3- 0.0 110920 F51 0.0 0.1+ 121004 F51 0.1- 0.1-
110630 F51 0.2- 0.3+ 110920 F51 0.1- 0.0 121004 F51 0.1+ 0.0
Ephemeris:
2011 SR250 a,e,i = 11.12, 0.39, 9 q = 6.8028
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 05 17 05 15 48.1 +29 47 58 14.9352 14.0266 25.2 1.8 24.5
...
2021 06 01 05 21 03.3 +29 49 39 15.0308 14.0442 12.9 0.9 24.5
...
2021 06 09 05 23 56.4 +29 50 59 15.0586 14.0535 7.8 0.6 24.5
...
2021 06 15 05 26 06.9 +29 52 09 15.0686 14.0604 6.8 0.5 24.4
2021 06 16 05 26 28.6 +29 52 22 15.0694 14.0616 7.0 0.5 24.5
2021 06 17 05 26 50.3 +29 52 35 15.0699 14.0628 7.3 0.5 24.5
...
2021 06 23 05 29 00.1 +29 53 56 15.0676 14.0697 10.6 0.8 24.5
...
2021 07 01 05 31 50.8 +29 55 55 15.0503 14.0789 16.6 1.2 24.5
...
2021 07 16 05 36 57.3 +30 00 11 14.9753 14.0962 29.1 2.0 24.6
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-M19
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