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  • MPEC 2015-S75 : 2013 EW108

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    M.P.E.C. 2015-S75                                Issued 2015 Sept. 23, 16:45 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
    
                                      2013 EW108
    
                               Revision to MPEC 2013-F11
    
    Additional Observations:
         K13EA8W 2C2015 09 15.51773100 59 20.257+23 10 28.88         23.3 RtES075568
         K13EA8W 2C2015 09 15.52963100 59 19.431+23 10 32.41         23.3 RtES075568
         K13EA8W 2C2015 09 16.49284100 58 14.226+23 15 14.21         23.8 RtES075568
         K13EA8W 2C2015 09 16.50448000 58 13.398+23 15 17.55         23.8 RtES075568
    
    Observer details:
    568 Mauna Kea.  Observers Y. Ramanjooloo, 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
    150915 568 19.8- 19.6-    150916 568 19.8- 19.8-    MPO265052   +0.030 day
    
    Orbital elements:
    2013 EW108                                               Earth MOID = 0.2527 AU
    Epoch 2015 June 27.0 TT = JDT 2457200.5                 MPC
    M 244.29897              (2000.0)            P               Q
    n   0.28764253     Peri.  162.02043     -0.89198977     -0.44582321
    a   2.2728319      Node   350.41742     +0.33956970     -0.55156197
    e   0.4584056      Incl.   26.70312     +0.29840688     -0.70499721
    P   3.43           H   19.9           G   0.15           U   1
    Residuals in seconds of arc
    130315 703  0.4-  0.4-    130316 G48  0.3-  0.6+    130322 H21  0.6+  0.1+
    130315 703  1.4-  0.2-    130316 G48  0.1+  0.9+    130322 H21  0.4+  0.2-
    130315 703  0.4-  0.0     130316 H01  0.2-  0.0     130322 H21  0.2+  0.0
    130315 703  1.3-  0.4-    130316 H01  0.1-  0.1-    130322 H21  0.2+  0.2+
    130315 H01  0.0   0.1+    130316 H01  0.1-  0.1+    130322 H21  0.0   0.1-
    130315 H01  0.3-  0.0     130316 711  0.3+  0.1+    130322 H21  0.0   0.0
    130315 H21  0.1-  0.4-    130316 711  0.2+  0.0     130322 H21  0.1-  0.0
    130315 H21  0.3-  0.1-    130316 711  0.3+  0.1+    130328 807  0.4+  0.0
    130315 H01  0.1-  0.0     130316 300  0.5+  0.5+    130328 807  0.3+  0.1+
    130315 H21  0.0   0.0     130316 300  0.1+  0.1-    130328 807  0.2+  0.2+
    130315 H21  0.0   0.0     130316 300  0.6+  0.4+    130328 H21  0.1+  0.1-
    130315 H01  0.1-  0.1-    130316 300  0.2+  0.5+    130328 H21  0.1+  0.1+
    130315 300  0.0   0.4-    130316 300  0.1+  0.0     130328 H21  0.0   0.1+
    130315 300  0.2-  0.2-    130316 300  0.6+  0.1+    130329 H21  0.6+  0.1-
    130315 300  0.1+  0.1+    130316 033  0.1+  0.1-    130329 H21  0.2+  0.2+
    130315 300  0.3-  0.0     130316 033  0.9+  1.1+    130329 H21  0.2+  0.0
    130315 300  0.1+  0.1-    130316 C43  0.1-  0.6-    130329 H21  0.0   0.1+
    130315 300  0.4-  0.6+    130316 C43  0.3-  0.3+    130330 H21  0.1-  0.2-
    130315 D90  0.1+  0.2-    130316 C43  0.2-  0.0     130330 H21  0.0   0.1-
    130315 D90  0.0   0.3-    130317 291  0.1+  0.1+    130330 H21  0.1-  0.1+
    130315 D90  0.1+  0.1-    130317 291  0.2+  0.1-    130401 H21  0.4+  0.3+
    130315 033  0.4-  0.6-    130317 H01  0.1-  0.0     130401 H21  0.2-  0.1+
    130315 033  0.2+  0.3+    130317 291  0.1+  0.4-    130401 H21  0.4-  0.4+
    130315 033  0.3+  0.5+    130317 H01  0.2-  0.1-    130401 H21  0.8-  0.2-
    130315 033  0.3-  0.1-    130317 H01  0.2-  0.2-    130401 807  0.4-  0.0
    130315 033  0.3+  0.8+    130317 H01  0.0   0.3-    130401 807  0.4-  0.5-
    130315 033  0.2+  0.6+    130317 J95  0.3+  0.1+    130401 807  0.5-  0.2-
    130315 I93  0.1+  0.3-    130317 J95  0.1-  0.3-    130402 H21  0.5+  0.1+
    130315 I93  0.1+  0.1-    130317 J95  0.0   0.3-    130402 H21  0.3+  0.1-
    130315 I93  0.3-  0.2-    130318 291 (0.0   1.7+)   130402 H21  0.0   0.3+
    130315 204  0.0   0.4-    130318 291 (0.2+  1.7+)   130403 H21  0.0   0.2+
    130315 204  0.1-  0.1-    130318 291 (0.1+  1.6+)   130403 H21  0.1+  0.2+
    130315 204  0.0   0.0     130318 V05  0.7-  0.0     130403 H21  0.1+  0.1+
    130315 J08  0.8-  0.7+    130318 V05 (0.6+  1.5+)   130406 807  0.1-  0.2-
    130315 595  0.1-  0.6+    130318 V05  0.1+  1.1+    130406 807  0.3-  0.2+
    130315 595  0.5-  0.3+    130318 V05 (0.2-  1.8+)   130406 807  0.1-  0.1+
    130315 J08  0.5+  0.9+    130318 V05  0.4+  0.7+    130406 807  0.1-  0.1-
    130315 C43  0.4+  0.8+    130318 V05  0.9-  0.5-    130416 807  0.1-  0.1-
    130315 C43  0.2+  0.1+    130318 V05  0.3-  0.8-    130416 807  0.1-  0.0
    130315 C43  0.5+  0.2-    130320 H21  0.1-  0.2-    130416 807  0.1-  0.1+
    130315 C43  0.5+  0.3-    130320 H21  0.2-  0.0     130416 807  0.2-  0.0
    130315 K33 (2.0-  0.4-)   130320 H21  0.2-  0.2-    130416 807  0.1-  0.1-
    130315 K33  0.5-  0.0     130320 H21  0.1-  0.1-    130505 807  0.6+  0.0
    130315 K33  0.4+  1.1-    130320 H21  0.1-  0.4-    130505 807  0.0   0.4-
    130315 K33  1.1-  0.6-    130320 G96  0.4-  0.2-    150915 568  0.0   0.0
    130316 G48 (1.6+  0.6+)   130320 G96  0.0   0.2-    150915 568  0.1-  0.0
    130316 G48  0.8+  0.5+    130320 G96  0.2-  0.4-    150916 568  0.1+  0.0
    130316 H01  0.1-  0.0     130320 G96  0.3-  0.0     150916 568  0.0   0.0
    130316 G48  1.1+  0.0     130322 H21  0.1-  0.0
    130316 G48  0.8+  0.2+    130322 H21  0.2+  0.3+
    
    Ephemeris:
    2013 EW108               a,e,i = 2.27, 0.46, 27                  q = 1.2310
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2015 08 24    01 16 49.7 +20 40 10   2.1238  2.8162   123.9    17.3    24.7
    ...
    2015 09 08    01 06 54.3 +22 28 06   1.9228  2.7606   138.6    14.0    24.3
    ...
    2015 09 16    00 58 47.9 +23 12 51   1.8342  2.7297   146.5    11.7    24.1
    ...
    2015 09 22    00 51 32.9 +23 38 29   1.7779  2.7060   152.1    10.0    24.0
    2015 09 23    00 50 15.3 +23 42 01   1.7695  2.7020   152.9     9.7    23.9
    2015 09 24    00 48 56.4 +23 45 20   1.7613  2.6980   153.8     9.5    23.9
    ...
    2015 09 30    00 40 38.3 +24 00 22   1.7181  2.6736   158.1     8.0    23.8
    ...
    2015 10 08    00 28 49.0 +24 07 00   1.6766  2.6403   160.6     7.2    23.7
    ...
    2015 10 23    00 06 46.8 +23 40 30   1.6497  2.5756   152.9    10.2    23.7
    
    A. U. Tomatic                (C) Copyright 2015 MPC           M.P.E.C. 2015-S75
    

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