[Iaude] MPEC U251: 2012 BA27 [a=1.80,e=0.28,i=12.9,H=20.49]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Wed Oct 25 17:15:05 EDT 2023


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 at 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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