[Iaude] MPEC G52: 2012 FA14 [a=1.41,e=0.28,i=3.3,H=23.1]

mpec at si.edu mpec at si.edu
Wed Apr 5 06:52:17 EDT 2017


M.P.E.C. 2017-G52                                Issued 2017 Apr. 5, 10:47 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


                                   2012 FA14
 
                           Revision to MPEC 2012-F52
 
Additional Observations:
     K12F14A  C2017 03 31.30605908 07 24.629+11 51 48.29         23.1 GUEG052T12
     K12F14A  C2017 03 31.31773008 07 24.789+11 51 46.38         23.0 GUEG052T12
     K12F14A  C2017 04 01.25340708 07 47.320+11 49 18.92         23.6 GUEG052T12
     K12F14A  C2017 04 01.26513908 07 47.520+11 49 16.94         23.0 GUEG052T12
     K12F14A  C2017 04 01.27722008 07 47.725+11 49 14.95         23.3 GUEG052T12
 
Observer details:
T12 Mauna Kea-UH/Tholen NEO Follow-Up (2.24-m).  Observers D. Hung,
    Y. Ramanjooloo.  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
170331 T12  7.5-  4.5+    170401 T12  7.3-  4.5+    MPO237419   +0.0024 day
 
Orbital elements:
2012 FA14                                                Earth MOID = 0.0287 AU
Epoch 2017 Feb. 16.0 TT = JDT 2457800.5  (M-h)          MPC
M 289.18786              (2000.0)            P               Q
n   0.58631459     Peri.  312.89674     -0.39418068     +0.91753481
a   1.4137813      Node   293.81962     -0.82560645     -0.37860508
e   0.2830770      Incl.    3.28705     -0.40372711     -0.12160614
P   1.68           H   23.1           G   0.15           U   0
Residuals in seconds of arc
120321 F51  0.1-  0.1+    120331 291  0.0   0.1+    120702 807  0.2+  0.4-
120321 F51  0.1+  0.0     120331 291  0.1-  0.2+    120707 807  0.1+  0.1+
120321 F51  0.0   0.2-    120331 291  0.5+  0.1+    120707 807  0.0   0.1-
120322 H01  0.1+  0.1-    120401 291  0.3-  0.1+    120707 807  0.0   0.1+
120322 926  0.5+  0.4+    120401 291  0.1-  0.0     120707 807  0.1-  0.1-
120322 926  0.8+  0.6+    120411 H21  0.3-  0.1+    120707 807  0.0   0.0
120322 926  1.2+  0.7+    120411 H21  0.2-  0.1-    120707 807  0.2-  0.2+
120322 926  1.0+  0.5+    120411 H21  0.1+  0.3-    120713 I20  0.9-  0.2+
120322 H01  0.2+  0.0     120412 E10  0.3+  0.1+    120713 I20  0.0   0.3-
120322 H01  0.0   0.1-    120412 E10  0.5+  0.1-    120713 I20  0.2-  0.4-
120322 H01  0.0   0.1-    120412 E10  0.1+  0.0     120716 204  0.4+  0.0
120322 926  1.0+  0.2-    120416 291  0.0   0.2-    120716 204  0.1-  0.2+
120322 926  0.3+  0.2-    120416 291  0.4-  0.2+    120716 204  0.2+  0.0
120322 926  0.2+  0.5+    120416 291  0.3-  0.2-    120720 704  0.2+  0.1-
120322 926  0.4-  0.3-    120419 291  0.3+  0.6+    120720 704  0.0   0.1+
120322 F65  0.2+  0.1+    120419 291  0.4-  0.1+    120720 704  0.0   0.2-
120322 F65  0.1+  0.2+    120419 291  0.2-  0.1-    120720 704  0.1+  0.3-
120322 F65  0.3+  0.4+    120511 291  0.2-  0.4-    120721 204  0.3-  0.0
120322 F65  0.4+  0.4+    120511 291  0.0   0.1+    120721 204  0.2-  0.2+
120323 291  0.2+  0.1-    120511 291  0.1-  0.0     120728 F51  0.1-  0.1+
120323 291  0.3-  0.2-    120603 807  0.3-  0.1-    120728 F51  0.0   0.1+
120323 291  0.1-  0.0     120603 807  0.1+  0.0     120728 F51  0.0   0.0
120324 291  0.2-  0.1-    120624 807  0.1+  0.1+    120806 H21  0.3-  0.2+
120324 291  0.2-  0.1+    120624 807  0.2-  0.0     120806 H21  0.3-  0.1-
120324 291  0.7-  0.2+    120624 807  0.0   0.0     120806 H21  0.4-  0.2+
120328 H21  1.2+  0.5-    120624 807  0.1-  0.0     170331 T12  0.0   0.0
120328 H21  0.1+  0.5-    120624 807  0.2-  0.1-    170331 T12  0.0   0.0
120328 H21  0.3+  0.1-    120702 807  0.2+  0.1+    170401 T12  0.0   0.0
120328 H21  0.7+  0.0     120702 807  0.2+  0.1+    170401 T12  0.0   0.0
120330 291  0.2+  0.0     120702 807  0.1+  0.1-    170401 T12  0.0   0.0
120330 291  0.5+  0.2-    120702 807  0.1+  0.2+
120330 291  0.4-  0.1+    120702 807  0.1+  0.1+

Ephemeris:
2012 FA14                a,e,i = 1.41, 0.28, 3                   q = 1.0136
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2017 03 06    08 21 26.0 +12 11 39   0.3967  1.3169   138.9    29.7    23.0
...
2017 03 21    08 07 25.4 +12 10 27   0.4058  1.2530   120.7    43.1    23.3
...
2017 03 29    08 06 46.0 +11 57 22   0.4133  1.2195   112.8    49.0    23.4
...
2017 04 04    08 09 11.7 +11 41 21   0.4184  1.1948   107.5    52.9    23.5
2017 04 05    08 09 49.5 +11 38 08   0.4192  1.1908   106.7    53.6    23.6
2017 04 06    08 10 30.9 +11 34 46   0.4199  1.1868   105.9    54.2    23.6
...
2017 04 12    08 15 51.8 +11 11 07   0.4233  1.1630   101.5    57.6    23.6
...
2017 04 20    08 25 55.5 +10 30 07   0.4250  1.1329    96.3    61.8    23.7
...
2017 05 05    08 52 33.2 +08 40 48   0.4181  1.0828    88.7    68.6    23.8

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-G52




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