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  • MPEC 2012-P14 : 2001 XU30

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    M.P.E.C. 2012-P14                                Issued 2012 Aug. 7, 14:49 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
    
                                       2001 XU30
    
                               Revision to MPEC 2001-X65
    
    Additional Observations:
         K01X30U 2C2012 07 18.56455122 55 06.316-20 19 05.57         23.3 RtEP014568
         K01X30U 2C2012 07 18.56629122 55 06.224-20 19 06.46         23.0 RtEP014568
         K01X30U 2C2012 07 18.56802522 55 06.135-20 19 07.45         23.2 RtEP014568
         K01X30U 2C2012 07 18.56975522 55 06.040-20 19 08.39         23.3 RtEP014568
         K01X30U 2C2012 07 18.57148422 55 05.947-20 19 09.36         23.2 RtEP014568
         K01X30U 2C2012 07 18.57321222 55 05.862-20 19 10.18         23.3 RtEP014568
         K01X30U 2C2012 07 22.54349022 51 35.179-20 55 43.11         23.8 RtEP014568
         K01X30U 2C2012 07 22.55449822 51 34.534-20 55 49.31         23.7 RtEP014568
    
    Observer details:
    568 Mauna Kea.  Observers D. J. Tholen, M. W. Buie, F. Nakata, M. Micheli,
        G. T. Elliott.  Measurer D. J. Tholen.  8.2-m reflector.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc, reference and Delta-T
    120718 568 64.6+ 34.1+    120722 568 67.1+ 35.0+    MPO 30565   -0.11 day
    
    Orbital elements:
    2001 XU30                                           PHA, Earth MOID = 0.0026 AU
    Epoch 2012 Sept. 30.0 TT = JDT 2456200.5                MPC
    M  92.83378              (2000.0)            P               Q
    n   0.30370657     Peri.  106.53141     -0.98881655     -0.01964296
    a   2.1919632      Node    72.53100     -0.04727875     -0.89887039
    e   0.6671098      Incl.    8.91597     +0.14144454     -0.43777412
    P   3.25           H   19.6           G   0.15           U   1
    Residuals in seconds of arc
    011213 704  0.5+  0.8+    011221 946  0.0   0.3-    020104 118  0.1-  0.1-
    011213 704  0.5+  0.7-    011221 946  0.1-  0.3-    020104 118  0.3+  0.1+
    011213 704  1.0+  0.2+    011221 946  0.0   0.1-    020104 118  0.1+  0.0
    011213 704  0.6+  0.5-    011222 704  0.5+  0.3+    020104 649 (0.4+  2.1+)
    011213 557  0.1-  0.4-    011222 704  0.6+  0.5+    020104 649  0.1+  0.4+
    011213 557  0.4+  0.5+    011222 704  1.1+  0.4+    020104 649  0.1+  0.7+
    011213 611  1.0+  1.4+    011222 704  0.9+  0.8+    020104 670  0.9+  0.0
    011213 611  0.5-  0.0     011222 704  1.6+  0.3+    020104 670  1.1+  0.2-
    011214 557  0.1+  0.3-    011223 704  0.4+  0.2-    020104 670  0.6+  0.1+
    011214 557  0.2-  0.5-    011223 704  0.6+  0.3-    020105 104  1.9-  0.5+
    011214 704  0.1+  0.3-    011223 704  0.8+  0.6-    020105 104  0.1-  0.1+
    011214 704  0.2-  0.0     011223 704  0.9+  0.6-    020105 104  0.1+  0.1-
    011214 704  0.5-  0.9-    011223 704  1.1+  1.0-    020105 104  0.5-  0.2-
    011214 704  0.0   0.3-    011223 113  0.8-  1.3-    020105 104  0.5-  0.1-
    011214 704  0.5-  0.4-    011223 113  1.1-  1.2-    020105 104  0.4-  0.2-
    011214 704  0.1-  0.1+    011223 113  1.6-  1.9-    020105 118  0.1+  0.2-
    011214 704  0.3-  0.4-    011223 113  1.2-  1.1-    020105 118  0.0   0.2-
    011214 704  0.6-  0.4-    011223 113  1.1-  1.1-    020105 118  0.3-  0.4+
    011214 611  0.3-  0.0     011227 540  0.1+  0.2+    020105 670  0.0   0.5+
    011214 611  0.2+  0.3-    011227 540  0.3+  0.6+    020105 670  1.0-  1.5+
    011214 611  0.4+  0.2-    011227 540  0.1+  0.2+    020106 104  0.5+  0.6-
    011214 046  0.3+  0.6+    011227 540  0.1-  0.2+    020106 104  0.1+  0.6+
    011214 046  0.8+  0.0     011227 540  0.2+  0.1-    020106 104  0.3+  0.1-
    011214 046  0.8-  0.3+    011228 649  0.1+  0.2+    020106 104  0.6+  0.3-
    011214 046  0.2-  0.2+    011228 649  0.2-  0.0     020106 104  1.1+  0.2+
    011214 046  1.6-  1.4+    011228 649  0.4-  0.1-    020108 670  0.8+  1.2+
    011218 699  0.7+  0.0     011228 649  0.2-  0.2-    020108 670  0.4+  0.0
    011218 699  1.3+  0.3-    011228 649  0.1-  0.3+    020108 670  0.7+  0.2-
    011218 699  1.5+  0.5+    020101 611  0.3-  0.3-    020409 568  0.3-  0.2+
    011218 699  1.1+  0.2+    020101 611  1.4+  0.6+    020409 568  0.4-  0.5+
    011218 649  0.2-  0.0     020101 611  0.7+  0.2+    020409 568  0.2-  0.5+
    011218 649  0.3-  0.1+    020101 611  0.6-  0.2-    120718 568  0.0   0.0
    011218 649  0.1-  0.2-    020103 649  0.0   0.6+    120718 568  0.0   0.1+
    011218 104 (2.2+  5.6+)   020103 649  0.3+  0.3+    120718 568  0.0   0.0
    011218 104  0.4+  1.0+    020103 649  0.1-  0.2+    120718 568  0.1-  0.0
    011218 104  1.2+  1.4+    020103 649  0.2+  0.5+    120718 568  0.1-  0.0
    011218 104  0.7+  0.4+    020103 649  0.0   0.3+    120718 568  0.0   0.1+
    011218 104  0.6-  0.7-    020103 704  0.3+  0.3+    120722 568  0.0   0.0
    011221 946  0.6+  0.4+    020103 704  0.1+  0.6+    120722 568  0.0   0.0
    011221 946  0.5+  0.2+    020103 704  0.6-  0.4-
    011221 946  0.2+  0.3-    020103 704  0.7-  0.5-
    
    Ephemeris:
    2001 XU30                a,e,i = 2.19, 0.67, 9                   q = 0.7297
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2012 07 08    23 02 09.2 -18 48 34   1.8226  2.5544   125.8    18.8    23.9
    ...
    2012 07 23    22 51 09.3 -20 59 55   1.7697  2.6484   142.4    13.5    23.7
    ...
    2012 07 31    22 42 44.1 -22 14 45   1.7611  2.6964   151.4    10.4    23.6
    ...
    2012 08 06    22 35 31.9 -23 09 26   1.7655  2.7315   157.8     8.1    23.6
    2012 08 07    22 34 16.4 -23 18 16   1.7672  2.7373   158.8     7.7    23.6
    2012 08 08    22 33 00.0 -23 27 00   1.7692  2.7430   159.7     7.4    23.6
    ...
    2012 08 14    22 25 08.7 -24 16 40   1.7873  2.7771   164.6     5.5    23.5
    ...
    2012 08 22    22 14 25.9 -25 13 33   1.8282  2.8212   166.4     4.8    23.6
    ...
    2012 09 06    21 55 44.8 -26 23 27   1.9560  2.9004   154.9     8.5    24.0
    
    A. U. Tomatic                (C) Copyright 2012 MPC           M.P.E.C. 2012-P14
    

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