MPEC 2023-U251 : 2012 BA27
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M.P.E.C. 2023-U251 Issued 2023 October 25, 21:13 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets, routine data on comets and natural satellites,
and occasional editorial announcements. 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
2012 BA27
Additional Observations:
K12B27A C2023 09 10.61287303 17 53.985+00 29 41.12 22.59GVEU251F52
K12B27A C2023 09 19.58423803 26 31.361+00 54 33.86 22.50GVEU251F52
K12B27A C2023 09 19.59672503 26 31.967+00 54 35.91 22.42GVEU251F52
K12B27A C2023 09 19.60928603 26 32.521+00 54 37.75 22.27GVEU251F52
K12B27A C2023 09 19.62169803 26 33.085+00 54 40.06 21.95GVEU251F52
K12B27A C2023 10 06.49398603 35 26.138+01 54 31.38 21.90wXEU251F51
K12B27A C2023 10 06.50531503 35 26.209+01 54 34.53 21.18wXEU251F51
K12B27A C2023 10 06.51663103 35 26.268+01 54 37.73 21.96wXEU251F51
K12B27A C2023 10 06.52796103 35 26.334+01 54 40.93 21.87wXEU251F51
K12B27A C2023 10 15.46798603 35 03.246+02 45 23.03 21.14wXEU251F51
K12B27A C2023 10 15.48071503 35 02.962+02 45 28.51 21.08wXEU251F51
K12B27A C2023 10 15.49346203 35 02.671+02 45 33.78 21.24wXEU251F51
K12B27A C2023 10 15.50628703 35 02.387+02 45 38.91 21.22wXEU251F51
K12B27A C2023 10 18.47272903 33 58.966+03 07 27.82 20.83GVEU251F52
K12B27A C2023 10 18.48380503 33 58.617+03 07 33.16 20.96GVEU251F52
K12B27A C2023 10 18.49492003 33 58.242+03 07 38.53 21.01GVEU251F52
K12B27A C2023 10 18.50610103 33 57.887+03 07 43.59 21.15GVEU251F52
K12B27A C2023 10 24.39395303 30 25.981+04 00 37.19 20.58iXEU251F52
K12B27A C2023 10 24.40676603 30 25.314+04 00 45.07 20.70iXEU251F52
K12B27A C2023 10 24.41960603 30 24.653+04 00 52.98 20.68iXEU251F52
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, P. Minguez, A.
Schultz, I. Smith. Measurers K. Chambers, T. de Boer, J. Bulger, J.
Fairlamb, H. Gao, M. Huber, C.-C. Lin, T. Lowe, E. Magnier, P. Minguez, Y.
Ramanjooloo, A. Schultz, I. Smith, R. Wainscoat, R. Weryk. 1.8-m Ritchey-
Chretien + CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, T. Lowe, P. Minguez, A.
Schultz, I. Smith. Measurers K. Chambers, T. de Boer, J. Fairlamb, H.
Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
Weryk. 1.8-m Ritchey-Chretien + CCD.
Orbital elements:
2012 BA27 Earth MOID = 0.3404 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Veres
M 305.11163 (2000.0) P Q
n 0.40772070 Peri. 40.93652 -0.17590611 -0.96526706
a 1.8011956 Node 60.02786 +0.83505144 -0.25023230
e 0.2797811 Incl. 12.88510 +0.52129276 +0.07512183
P 2.42 H 20.49 G 0.15 U 2
Residuals in seconds of arc
120121 703 0.1- 0.9+ 120124 204 0.0 0.2+ 231006 F51 0.1+ 0.0
120121 703 0.5+ 0.1+ 120124 695 0.4- 0.2- 231015 F51 0.0 0.1-
120121 703 0.1+ 0.9+ 120124 695 0.2- 0.1- 231015 F51 0.0 0.1+
120121 703 0.3- 1.1+ 120124 695 0.2- 0.1- 231015 F51 0.1- 0.1+
120122 J95 0.2+ 0.2- 120124 695 0.3- 0.1- 231015 F51 0.0 0.1-
120122 J95 0.0 0.6- 120124 695 0.1- 0.1- 231018 F52 0.0 0.1-
120122 J95 0.5+ 0.3- 230910 F52 0.0 0.1+ 231018 F52 0.1+ 0.0
120123 F65 0.4- 0.3+ 230919 F52 0.3- 0.2+ 231018 F52 0.1- 0.2+
120123 F65 0.4- 0.7+ 230919 F52 0.3+ 0.1+ 231018 F52 0.1+ 0.0
120123 F65 0.5- 0.1+ 230919 F52 0.0 0.2- 231024 F52 0.1+ 0.1-
120123 J95 0.1- 0.3+ 230919 F52 0.0 0.0 231024 F52 0.0 0.1-
120123 J95 0.2+ 1.0- 231006 F51 0.1- 0.0 231024 F52 0.0 0.1-
120123 J95 0.4- 0.1+ 231006 F51 0.0 0.0
120124 204 0.1+ 0.3- 231006 F51 0.0 0.0
Ephemeris:
2012 BA27 a,e,i = 1.80, 0.28, 13 q = 1.2973
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 09 25 03 30 32.4 +01 10 49 0.7504 1.5839 128.6 29.7 22.2
...
2023 10 10 03 35 45.9 +02 12 09 0.6192 1.5296 140.8 24.4 21.5
...
2023 10 18 03 34 10.8 +03 03 52 0.5594 1.5015 148.3 20.4 21.1
...
2023 10 24 03 30 43.2 +03 56 43 0.5202 1.4810 154.3 16.9 20.8
2023 10 25 03 29 57.1 +04 06 57 0.5142 1.4776 155.4 16.3 20.8
2023 10 26 03 29 07.7 +04 17 36 0.5083 1.4743 156.4 15.6 20.7
...
2023 11 01 03 23 04.2 +05 31 13 0.4765 1.4546 162.8 11.7 20.4
...
2023 11 09 03 12 17.4 +07 36 49 0.4435 1.4295 170.0 6.9 20.0
...
2023 11 24 02 47 46.4 +12 52 04 0.4134 1.3866 162.1 12.7 20.0
A. U. Tomatic (C) Copyright 2023 MPC M.P.E.C. 2023-U251
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