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  • MPEC 2012-X97 : 2012 XR134

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    M.P.E.C. 2012-X97                                Issued 2012 Dec. 14, 20:07 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
    
                                      2012 XR134
    
    Observations:
         K12XD4R* C2012 12 10.26358 03 46 57.068+10 12 13.26         21.8 wLEX097F51
         K12XD4R  C2012 12 10.27910 03 46 55.383+10 12 05.84         21.5 wLEX097F51
         K12XD4R  C2012 12 10.29457 03 46 53.710+10 11 58.41         21.9 wLEX097F51
         K12XD4R  C2012 12 10.32020 03 46 50.885+10 11 45.97         21.6 wLEX097F51
         K12XD4R  C2012 12 11.07780 03 45 29.96 +10 05 34.3          20.9 RoEX097H01
         K12XD4R  C2012 12 11.08164 03 45 29.59 +10 05 32.3          21.4 RoEX097H01
         K12XD4R  C2012 12 11.09074 03 45 28.61 +10 05 28.0          20.8 RoEX097H01
         K12XD4R  C2012 12 11.10028 03 45 27.53 +10 05 23.1          21.5 RoEX097H01
         K12XD4R KC2012 12 11.10852603 45 26.47 +10 05 26.3          20.9 RtEX097W85
         K12XD4R KC2012 12 11.11782603 45 25.49 +10 05 21.7          21.3 RtEX097W85
         K12XD4R KC2012 12 11.31704803 45 03.94 +10 03 38.2          21.2 RtEX097711
         K12XD4R KC2012 12 11.32595803 45 02.99 +10 03 34.0          21.1 RtEX097711
         K12XD4R KC2012 12 12.12756 03 43 38.35 +09 57 08.0          21.3 RoEX097291
         K12XD4R KC2012 12 12.13479 03 43 37.55 +09 57 04.4          20.0 RoEX097291
         K12XD4R KC2012 12 12.14203 03 43 36.78 +09 57 01.2          21.2 RoEX097291
         K12XD4R  C2012 12 13.05040 03 42 01.09 +09 49 48.7          21.0 RoEX097H01
         K12XD4R  C2012 12 13.05516 03 42 00.59 +09 49 46.4          20.8 RoEX097H01
         K12XD4R  C2012 12 13.06338 03 41 59.72 +09 49 42.6          20.6 RoEX097H01
         K12XD4R  C2012 12 13.07132 03 41 58.87 +09 49 38.7          21.3 RoEX097H01
         K12XD4R KC2012 12 14.17302903 40 03.48 +09 41 02.8          21.0 VuEX097H21
         K12XD4R KC2012 12 14.18553803 40 02.14 +09 40 57.1          20.9 VuEX097H21
         K12XD4R KC2012 12 14.19848003 40 00.77 +09 40 51.6          21.6 VuEX097H21
    
    Observer details:
    291 LPL/Spacewatch II.  Observers R. S. McMillan, A. F. Tubbiolo,
        M. N. Ashemimry.  Measurer R. S. McMillan.  1.8-m f/2.7 reflector + CCD.
    711 McDonald Observatory.  Observer T. Lister.  1.0-m f/8 Ritchey-Chretien
        + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers N. Primak, A. Schultz, S. Watters,
        T. Goggia.  Measurer PS1 Science Consortium.  1.8-m Ritchey-Chretien
        + CCD.
    H01 Magdalena Ridge Observatory, Socorro.  Observer W. H. Ryan.  2.4-m f/8.9
        reflector + CCD.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers T. Vorobjov, L. Buzzi, S. Foglia, T. Linder.  0.76-m f/3.0
        astrograph + CCD.
    W85 Cerro Tololo-LCOGT A.  Observer T. Lister.  1.0-m f/8 Ritchey-Chretien
        + CCD.
    
    Orbital elements:
    2012 XR134                                               Earth MOID = 0.1914 AU
    Epoch 2012 Sept. 30.0 TT = JDT 2456200.5                MPC
    M 278.10903              (2000.0)            P               Q
    n   0.34567718     Peri.  355.08755     -0.83945857     +0.52912176
    a   2.0107384      Node   217.71489     -0.49143121     -0.83644671
    e   0.7665739      Incl.   11.68097     -0.23195833     -0.14278330
    P   2.85           H   18.4           G   0.15           U   9
    Residuals in seconds of arc
    121210 F51  0.2-  0.2-    121211 W85  0.0   0.1-    121213 H01  0.1+  0.1+
    121210 F51  0.0   0.0     121211 W85  0.5+  0.1-    121213 H01  0.1+  0.1+
    121210 F51  0.3+  0.1+    121211 711  0.4-  0.4-    121213 H01  0.0   0.1-
    121210 F51  0.1+  0.1+    121211 711  0.2-  0.2-    121214 H21  0.1+  0.3-
    121211 H01  0.5-  0.2+    121212 291  0.2+  0.0     121214 H21  0.1-  0.2-
    121211 H01  0.1+  0.1+    121212 291  0.1-  0.1-    121214 H21  0.1-  0.3+
    121211 H01  0.2+  0.1+    121212 291  0.1+  0.1+
    121211 H01  0.5-  0.2-    121213 H01  0.0   0.2+
    
    Ephemeris:
    2012 XR134               a,e,i = 2.01, 0.77, 12                  q = 0.4694
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2012 11 14    04 31 52.3 +13 55 08   1.5306  2.4894   161.7     7.2    21.8
    ...
    2012 11 29    04 07 17.6 +11 48 31   1.4014  2.3786   169.8     4.2    21.4
    ...
    2012 12 07    03 52 49.8 +10 39 26   1.3631  2.3165   160.9     8.0    21.5
    ...
    2012 12 13    03 42 06.1 +09 50 16   1.3479  2.2684   152.7    11.5    21.5
    2012 12 14    03 40 21.6 +09 42 27   1.3465  2.2602   151.4    12.1    21.5
    2012 12 15    03 38 38.1 +09 34 46   1.3454  2.2520   150.0    12.6    21.6
    ...
    2012 12 21    03 28 45.5 +08 51 52   1.3443  2.2022   141.7    16.1    21.6
    ...
    2012 12 29    03 17 15.3 +08 04 57   1.3564  2.1335   130.9    20.4    21.7
    ...
    2013 01 13    03 02 18.3 +07 14 17   1.4076  1.9979   112.1    27.1    21.9
    
    A. U. Tomatic                (C) Copyright 2012 MPC           M.P.E.C. 2012-X97
    

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