[Iaude] MPEC E79: 2012 VL94 [a=1.79,e=0.40,i=11.7,H=20.0]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Mon Mar 12 21:47:17 EDT 2018


M.P.E.C. 2018-E79                                Issued 2018 Mar. 13, 01:44 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 https://www.minorplanetcenter.net/    ISSN 1523-6714


                                   2012 VL94
 
                           Revision to MPEC 2012-W23
 
Additional Observations:
     K12V94L |C2018 01 23.32595 13 19 18.42 +03 26 00.2          23.1 GUEE079807
     K12V94L |C2018 01 23.34125 13 19 18.77 +03 25 57.8          23.0 GUEE079807
     K12V94L |C2018 03 12.11764 12 49 15.65 +04 37 21.3          21.7 GUEE079807
     K12V94L |C2018 03 12.12545 12 49 14.88 +04 37 22.6          21.7 GUEE079807
     K12V94L |C2018 03 12.27836 12 49 00.33 +04 37 57.7          22.1 GUEE079807
     K12V94L |C2018 03 12.28999 12 48 59.24 +04 38 00.8          22.1 GUEE079807
     K12V94L |C2018 03 12.30162 12 48 58.16 +04 38 02.7          21.9 GUEE079807
 
Observer details:
807 Cerro Tololo.  Observers T. Linder, R. Holmes.  1.00-m f/10.0 astrograph
    + CCD.
 
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
180123 807 15.1+ 16.3-    180312 807 25.6+ 20.1-    MPO260829   -0.015 day
 
Orbital elements:
2012 VL94                                                Earth MOID = 0.1086 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M  88.82012              (2000.0)            P               Q
n   0.41047101     Peri.   28.64885     +0.61266018     -0.78607449
a   1.7931408      Node    23.86083     +0.68092781     +0.47227636
e   0.3974052      Incl.   11.70471     +0.40122914     +0.39880061
P   2.40           H   20.0           G   0.15           U   2
Residuals in seconds of arc
121107 703  2.7-  0.2+    121126 H21  0.2-  0.6-    130113 703  1.0-  0.4-
121107 703  0.4-  0.4-    121126 H21  0.2-  0.3-    130113 703  1.4-  0.4-
121107 703  0.9+  0.8+    121126 H21  0.2-  0.2-    130113 703  0.7-  0.8-
121107 703  1.3+  1.6+    121126 H21  0.1-  0.4-    130113 703  0.3-  0.4-
121118 106  0.9-  0.7+    121126 H21  0.1-  0.1-    130118 703  0.6+  0.9-
121118 106  0.1+  0.0     121126 H21  0.1-  0.1-    130118 703  0.1+  0.7+
121118 106  0.5-  0.2-    121212 H21  0.1-  0.2-    130118 703  0.4+  0.5-
121118 106  0.6+  0.1-    121212 H21  0.1+  0.4-    130118 703  0.3+  0.4+
121118 H36  0.1+  0.1-    121212 H21  0.1-  0.1-    130212 F51  0.1+  0.2+
121118 H36  0.2+  0.2-    121212 H21  0.2-  0.0     130212 F51  0.0   0.1+
121118 H36  0.5+  0.5-    121213 106  0.3+  0.0     130212 F51  0.0   0.1+
121118 H21  0.3+  0.2-    121213 106  0.6+  0.1+    130214 204  0.5-  0.4+
121118 H21  0.2+  0.1-    121213 106  0.0   0.4+    130214 204  0.1+  0.2-
121118 H21  0.0   0.1+    121213 106  0.5-  0.3+    130214 204  0.1+  0.0
121119 H36  0.1-  0.3+    121213 106  0.3-  0.5+    130402 H21  0.3+  0.2+
121119 H36  0.6-  0.2-    121213 106  0.5-  0.6-    130402 H21  0.4+  0.2+
121119 H36  1.3+  0.8-    121213 106  0.2-  0.0     130402 H21  0.1+  0.1-
121120 118  0.6+  0.2-    121213 106  0.4+  0.6+    180123 807  0.5+  0.8-
121120 118  0.1+  0.3-    121213 106  0.8+  0.4+    180123 807  0.8+  0.8-
121120 118  0.5+  0.3-    121213 106  0.1+  0.6+    180312 807  0.2+  0.6+
121120 H36  0.0   0.4+    121213 H21  0.0   0.0     180312 807  0.3-  0.1+
121120 H36  0.1-  0.2-    121213 H21  0.1-  0.2-    180312 807  0.6-  0.1+
121120 H36  0.6-  0.8-    121213 H21  0.3-  0.1+    180312 807  0.3-  0.5+
121125 291  0.0   0.1+    121213 H21  0.1-  0.0     180312 807  0.2+  0.2-
121125 291  0.1-  0.5+    130111 F51  0.1+  0.0
121125 291  0.1+  0.3+    130111 F51  0.0   0.0

Ephemeris:
2012 VL94                a,e,i = 1.79, 0.40, 12                  q = 1.0805
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 02 11    13 19 25.2 +03 11 55   1.1128  1.8562   124.2    26.1    22.8
...
2018 02 26    13 08 05.6 +03 45 30   1.0509  1.9281   141.7    18.6    22.5
...
2018 03 06    12 58 11.8 +04 13 53   1.0338  1.9648   151.8    13.8    22.3
...
2018 03 12    12 49 26.2 +04 36 49   1.0303  1.9916   159.5    10.1    22.2
2018 03 13    12 47 53.6 +04 40 37   1.0306  1.9960   160.8     9.4    22.2
2018 03 14    12 46 19.9 +04 44 22   1.0312  2.0004   162.0     8.8    22.2
...
2018 03 20    12 36 41.4 +05 05 40   1.0401  2.0263   168.9     5.4    22.1
...
2018 03 28    12 23 44.7 +05 28 09   1.0673  2.0599   171.7     4.0    22.1
...
2018 04 12    12 02 28.1 +05 42 12   1.1647  2.1196   155.9    11.1    22.7

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-E79



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