[Iaude] MPEC F138: 2019 AF12 [a=2.14,e=0.48,i=8.3,H=19.3]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Sun Mar 31 17:31:16 EDT 2019


M.P.E.C. 2019-F138                               Issued 2019 Mar. 31, 21:28 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


                                   2019 AF12
 
                           Revision to MPEC 2019-B22
 
Additional Observations:
     K19A12F  C2016 02 10.52137212 07 26.493-02 59 41.21         22.3 GVEF138F51
     K19A12F  C2016 02 10.54728512 07 25.041-02 59 39.37         22.1 GVEF138F51
     K19A12F  C2016 02 10.56027712 07 24.332-02 59 38.36         22.2 GVEF138F51
     K19A12F  C2016 02 29.41501611 46 18.524-02 04 19.60         21.5 GVEF138F51
     K19A12F  C2016 02 29.42672911 46 17.596-02 04 16.33         22.3 GVEF138F51
     K19A12F  C2016 03 11.40916211 31 45.298-01 10 26.39         22.4 GVEF138F51
     K19A12F  C2016 03 11.42234911 31 44.243-01 10 22.76         21.8 GVEF138F51
     K19A12F  C2016 03 11.43552811 31 43.173-01 10 17.89         21.7 GVEF138F51
     K19A12F  C2016 03 11.44871311 31 42.076-01 10 13.99         21.6 GVEF138F51
     K19A12F  C2016 04 05.37226811 04 10.500+00 49 29.10         22.8 GVEF138F51
     K19A12F  C2016 04 05.38574811 04 09.801+00 49 32.08         22.6 GVEF138F51
     K19A12F  C2016 04 05.39963111 04 09.139+00 49 35.15         22.4 GVEF138F51
 
Observer details:
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe,
    E. Magnier, A. Schultz, M. Willman.  Measurers S. Chastel, M. Huber,
    Y. Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
 
Orbital elements:
2019 AF12                                                Earth MOID = 0.1783 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M  74.78515              (2000.0)            P               Q
n   0.31379147     Peri.   66.10318     +0.72621770     -0.68512332
a   2.1447432      Node   337.01047     +0.56608404     +0.64274859
e   0.4801233      Incl.    8.34610     +0.39007270     +0.34275396
P   3.14           H   19.3           G   0.15           U   3
Residuals in seconds of arc
160210 F51  0.2+  0.0     190112 807  0.0   0.2-    190211 807  0.2-  0.1-
160210 F51  0.3-  0.0     190112 807  0.1-  0.1+    190211 807  0.4-  0.2+
160210 F51  0.2-  0.0     190113 807  0.1+  0.0     190211 807  0.0   0.4+
160229 F51  0.1-  0.2-    190113 807  0.1+  0.0     190211 V06  0.3+  0.3+
160229 F51  0.1+  0.0     190113 807  0.4+  0.0     190211 V06  0.2-  0.1+
160311 F51  0.1-  0.1+    190115 807  0.0   0.3-    190211 V06  0.3-  0.1+
160311 F51  0.2+  0.4-    190115 807  0.4+  0.1-    190211 G96  0.2-  0.2+
160311 F51  0.3+  0.3+    190115 807  0.2+  0.0     190211 G96  0.2-  0.1-
160311 F51  0.0   0.1+    190119 V06  0.4-  0.1+    190211 G96  0.2-  0.2-
160405 F51  0.0   0.1+    190119 V06  0.1-  0.2+    190211 G96  0.2-  0.4-
160405 F51  0.4-  0.1+    190119 V06  0.3-  0.2+    190212 V06  0.3+  0.0
160405 F51  0.1+  0.1+    190129 807  0.1-  0.5+    190212 V06  0.1-  0.0
190111 F51  0.0   0.1+    190129 807  0.4+  0.1-    190212 V06  0.1+  0.4-
190111 F51  0.1-  0.1+    190129 807  0.7+  0.8-    190223 807  0.0   0.1-
190111 F51  0.0   0.0     190130 807  0.1-  0.2-    190223 807  0.3+  0.1-
190111 F51  0.0   0.1+    190130 807  0.1+  0.1-    190223 807  0.2+  0.2-
190112 807  0.1+  0.1-    190130 807  0.1+  0.2-

Ephemeris:
2019 AF12                a,e,i = 2.14, 0.48, 8                   q = 1.1150
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2019 03 01    10 22 27.0 +10 15 27   1.0542  2.0419   173.8     3.0    21.3
...
2019 03 16    10 04 33.8 +10 42 22   1.1875  2.1287   154.5    11.6    22.0
...
2019 03 24    09 58 23.0 +10 45 04   1.2799  2.1737   145.1    15.2    22.4
...
2019 03 30    09 55 21.6 +10 41 44   1.3575  2.2068   138.5    17.4    22.6
2019 03 31    09 54 59.2 +10 40 45   1.3710  2.2123   137.4    17.8    22.6
2019 04 01    09 54 38.9 +10 39 39   1.3847  2.2177   136.4    18.1    22.7
...
2019 04 07    09 53 22.4 +10 30 34   1.4702  2.2501   130.2    19.9    22.9
...
2019 04 15    09 53 31.3 +10 12 13   1.5917  2.2924   122.5    21.7    23.2
...
2019 04 30    09 58 32.2 +09 20 55   1.8365  2.3689   109.3    23.7    23.6

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-F138



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