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  • MPEC 2016-P15 : 2015 AM45

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    M.P.E.C. 2016-P15                                Issued 2016 Aug. 3, 18:11 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
    
                                       2015 AM45
    
                               Revision to MPEC 2015-B36
    
    Additional Observations:
         K15A45M 2C2016 07 29.31910815 27 00.363-14 17 30.72         22.2 RtEP015568
         K15A45M 2C2016 07 29.32051215 27 00.206-14 17 29.03         22.2 RtEP015568
         K15A45M 2C2016 07 29.32508015 26 59.696-14 17 23.41         22.0 RtEP015568
         K15A45M 2C2016 07 29.35620415 26 56.318-14 16 45.76         21.9 RtEP015568
         K15A45M 2C2016 07 29.35854215 26 56.054-14 16 42.98         21.7 RtEP015568
         K15A45M 2C2016 07 30.26081115 25 26.474-13 58 56.42         21.8 RtEP015568
         K15A45M 2C2016 07 30.26407215 25 26.121-13 58 52.56         21.8 RtEP015568
    
    Observer details:
    568 Mauna Kea.  Observers D. Fohring, D. Hung, D. J. Tholen.  Measurer
        D. J. Tholen.  2.24-m University of Hawaii reflector.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc, reference and Delta-T
    160729 568 55.2- 50.9-    160730 568 48.9- 54.3-    MPO342305   +0.041 day
    
    Orbital elements:
    2015 AM45                                                Earth MOID = 0.0005 AU
    Epoch 2016 July 31.0 TT = JDT 2457600.5                 MPC
    M 325.20291              (2000.0)            P               Q
    n   0.51032760     Peri.  107.49223     +0.91814362     -0.38422054
    a   1.5508508      Node   275.19127     +0.31653438     +0.85826402
    e   0.5177594      Incl.    5.58285     +0.23836587     +0.34023145
    P   1.93           H   22.1           G   0.15           U   0
    Residuals in seconds of arc
    141227 G45  0.1+  0.2+    150116 H21  0.3-  0.0     150121 474  0.2+  0.1-
    141227 G45  0.5-  0.3+    150116 H21  0.2-  0.0     150209 705  0.2+  0.1+
    141227 G45  0.3-  0.5-    150116 H21  0.2-  0.0     150209 705  0.1+  0.0
    141227 G45  0.9+  0.6-    150116 H01  0.1-  0.1+    150209 705  0.1+  0.0
    141229 G45  0.2-  0.5+    150116 H01  0.0   0.2+    150210 291  0.5-  0.1+
    141229 G45  0.4-  0.6+    150116 H01  0.2-  0.2+    150210 291  0.3-  0.0
    141229 G45  0.2+  0.2-    150116 H01  0.2-  0.0     150210 291  0.3-  0.4+
    141229 G45  0.1+  0.2+    150116 474  0.3+  0.1+    150213 H21  0.2+  0.7-
    141229 G45  0.0   0.0     150116 474  0.5-  0.9+    150213 H21  0.1-  0.0
    150115 F51  0.0   0.0     150116 474  0.5-  0.1+    150213 H21  0.3+  1.0+
    150115 F51  0.1+  0.1+    150116 568  0.1+  0.0     160729 568  0.1+  0.0
    150115 F51  0.1+  0.0     150116 568  0.0   0.0     160729 568  0.0   0.0
    150115 F51  0.2-  0.0     150116 568  0.0   0.0     160729 568  0.1-  0.1+
    150116 W85  0.0   0.2-    150117 F51  0.1+  0.2-    160729 568  0.1+  0.1+
    150116 W85  0.1-  0.0     150117 F51  0.1+  0.1-    160729 568  0.1-  0.0
    150116 W85  0.0   0.1+    150117 F51  0.2+  0.0     160730 568  0.0   0.0
    150116 W85  0.3+  0.1-    150121 474  0.2-  0.4-    160730 568  0.0   0.1-
    150116 W85  0.2+  0.3-    150121 474  0.2-  0.4-
    
    Ephemeris:
    2015 AM45                a,e,i = 1.55, 0.52, 6                   q = 0.7479
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2016 07 04    16 28 07.4 -22 33 23   0.4099  1.3777   146.6    23.9    22.0
    ...
    2016 07 19    15 47 35.5 -17 44 12   0.3761  1.2569   122.1    43.2    22.1
    ...
    2016 07 27    15 31 06.1 -15 03 20   0.3653  1.1907   109.9    53.3    22.2
    ...
    2016 08 02    15 21 08.0 -13 04 59   0.3578  1.1407   101.4    60.7    22.3
    2016 08 03    15 19 38.8 -12 45 27   0.3565  1.1323   100.0    62.0    22.3
    2016 08 04    15 18 12.3 -12 25 58   0.3552  1.1239    98.6    63.2    22.4
    ...
    2016 08 10    15 10 18.8 -10 29 01   0.3461  1.0739    90.5    70.7    22.4
    ...
    2016 08 18    15 00 44.6 -07 47 08   0.3306  1.0081    79.9    81.3    22.6
    ...
    2016 09 02    14 36 58.4 -01 34 34   0.2901  0.8927    58.6   105.3    23.1
    
    A. U. Tomatic                (C) Copyright 2016 MPC           M.P.E.C. 2016-P15
    

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