[Iaude] MPEC U96: 2015 YE18 [a=1.04,e=0.54,i=31.0,H=17.7]

mpec at si.edu mpec at si.edu
Sat Oct 29 13:32:00 EDT 2016


M.P.E.C. 2016-U96                                Issued 2016 Oct. 29, 17:27 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 at CFA.HARVARD.EDU
            URL http://www.minorplanetcenter.net/    ISSN 1523-6714


                                   2015 YE18
 
                           Revision to MPEC 2016-A23
 
Additional Observations:
     K15Y18E  C2016 10 27.52076 11 19 30.68 +10 15 55.0          19.1 RoEU096926
     K15Y18E  C2016 10 27.52255 11 19 30.43 +10 15 50.0          19.2 RoEU096926
     K15Y18E  C2016 10 27.52432 11 19 30.19 +10 15 45.2          19.3 RoEU096926
     K15Y18E  C2016 10 29.51449 11 15 13.59 +08 41 19.7          19.1 RoEU096926
     K15Y18E  C2016 10 29.51647 11 15 13.36 +08 41 14.1          19.1 RoEU096926
     K15Y18E  C2016 10 29.51845 11 15 13.12 +08 41 08.3          19.3 RoEU096926
     K15Y18E  C2016 10 29.52042 11 15 12.86 +08 41 02.8          19.3 RoEU096926
     K15Y18E  C2016 10 29.52237 11 15 12.61 +08 40 56.9          19.2 RoEU096926
     K15Y18E  C2016 10 29.52434 11 15 12.36 +08 40 51.8          19.1 RoEU096926
 
Observer details:
926 Tenagra II Observatory.  Observers M. Schwartz, P. R. Holvorcem.  Measurer
    M. Schwartz.  0.81-m f/7 Ritchey-Chretien + CCD.
 
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
161027 926  1.7+  0.8+    161029 926  1.5+  1.0+    MPO380409   +0.00029 day
 
Orbital elements:
2015 YE18                                                Earth MOID = 0.1232 AU
Epoch 2016 July 31.0 TT = JDT 2457600.5                 MPC
M 309.28448              (2000.0)            P               Q
n   0.93293991     Peri.   80.59096     +0.78536556     +0.36257693
a   1.0372902      Node   256.74377     -0.52613317     +0.81802750
e   0.5408821      Incl.   31.02894     +0.32616688     +0.44650754
P   1.06           H   17.7           G   0.15           U   3
Residuals in seconds of arc
151231 F51  0.0   0.1+    160109 Q62  0.0   0.0     160125 807  0.1+  0.2+
151231 F51  0.0   0.0     160109 Q62  0.1-  0.1+    160125 807  0.2+  0.2-
151231 F51  0.1+  0.0     160110 807  0.1-  0.3+    160130 807  0.2+  0.0
160101 807  0.2-  0.0     160110 807  0.2+  0.3+    160130 807  0.1-  0.2+
160101 807  0.1+  0.1-    160110 807  0.1-  0.2-    160130 807  0.0   0.4+
160101 807  0.1+  0.0     160110 807  0.2-  0.5-    160130 807  0.1-  0.1+
160101 807  0.1-  0.1+    160110 807  0.0   0.3-    160130 807  0.0   0.1+
160101 807  0.2-  0.0     160110 807  0.1+  0.2-    160130 Q62  0.1+  0.1-
160101 F51  0.1+  0.0     160110 807  0.1+  0.0     160130 Q62  0.1+  0.0
160101 F51  0.0   0.1-    160110 807  0.1+  0.1+    160130 Q62  0.3+  0.4+
160101 F51  0.1-  0.2-    160110 807  0.1-  0.1+    160302 474  0.0   0.5-
160101 F51  0.0   0.1-    160110 807  0.0   0.1+    160302 474  0.0   0.2-
160101 568  0.1-  0.2+    160114 807  0.2-  0.3+    160302 474  0.3-  0.1-
160101 568  0.1-  0.2+    160114 807  0.2-  0.1+    160302 474  0.1-  0.4-
160102 807  0.2-  0.1-    160114 807  0.2-  0.3+    160319 807  0.1+  0.1-
160102 807  0.2-  0.0     160114 807  0.1-  0.3+    160319 807  0.0   0.1-
160102 807  0.1-  0.0     160114 807  0.1-  0.4+    160319 807  0.4+  0.6+
160103 807  0.4+  0.1-    160119 807  0.2+  0.3-    160429 568  0.0   0.0
160103 807  0.3+  0.1-    160119 807  0.2-  0.0     160429 568  0.0   0.1+
160103 807  0.0   0.1-    160119 807  0.3+  0.0     160429 568  0.1-  0.0
160105 474  0.1-  0.1+    160119 807  0.6+  0.3-    161027 926  0.1-  0.2+
160105 474  0.1-  0.1+    160122 807  0.1-  0.2-    161027 926  0.1-  0.2+
160105 474  0.1+  0.2+    160122 807  0.0   0.3-    161027 926  0.1+  0.3+
160109 807  0.1-  0.1+    160122 807  0.1+  0.1-    161029 926  0.1-  0.0
160109 807  0.1-  0.1+    160123 807  0.0   0.1+    161029 926  0.1+  0.1+
160109 807  0.0   0.0     160123 807  0.1-  0.2-    161029 926  0.2+  0.0
160109 807  0.1-  0.3-    160123 807  0.0   0.4-    161029 926  0.0   0.1+
160109 807  0.1+  0.1-    160123 807  0.5+  0.4-    161029 926  0.1-  0.2-
160109 Q62  0.3-  0.0     160125 807  0.4+  0.1+    161029 926  0.2-  0.4+

Ephemeris:
2015 YE18                a,e,i = 1.04, 0.54, 31                  q = 0.4762
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2016 09 29    13 15 13.9 +16 47 06   0.6353  0.4872    23.2   125.8    20.5
...
2016 10 14    12 05 08.6 +18 47 06   0.5690  0.5987    32.2   117.3    20.0
...
2016 10 22    11 34 20.4 +14 21 13   0.5734  0.6819    41.5   104.6    19.5
...
2016 10 28    11 18 25.5 +09 53 32   0.5826  0.7469    48.4    95.9    19.3
2016 10 29    11 16 16.5 +09 06 06   0.5843  0.7577    49.5    94.6    19.3
2016 10 30    11 14 14.8 +08 18 08   0.5859  0.7686    50.6    93.3    19.3
...
2016 11 05    11 04 13.4 +03 23 27   0.5956  0.8329    57.0    86.2    19.2
...
2016 11 13    10 54 40.9 -03 15 36   0.6061  0.9158    65.0    78.2    19.2
...
2016 11 28    10 40 07.3 -15 32 28   0.6161  1.0588    79.0    66.2    19.1

A. U. Tomatic                (C) Copyright 2016 MPC           M.P.E.C. 2016-U96




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