• MPC Preparation (Info)

  • MPEC 2019-D06 : 2017 FC157

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    M.P.E.C. 2019-D06                                Issued 2019 Feb. 18, 11:34 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
    
                                      2017 FC157
    
                               Revision to MPEC 2017-G34
    
    Additional Observations:
         K17FF7C  C2018 12 06.36550903 14 31.041-09 34 04.80         24.75GVED006T12
         K17FF7C  C2018 12 06.37725503 14 30.053-09 34 13.98         24.63GVED006T12
         K17FF7C KC2018 12 07.29500603 13 18.807-09 45 48.12         24.47GVED006T12
    
    Observer details:
    T12 Mauna Kea-UH/Tholen NEO Follow-Up (2.24-m).  Observer D. Fohring.
        Measurer D. J. Tholen.  2.24-m f/10.1 reflector + CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc, reference and Delta-T
    181206 T12 98.1+ 19.7-    181207 T12 97.4+ 20.2-    MPO419559   -0.033 day
    
    Orbital elements:
    2017 FC157                                               Earth MOID = 0.0922 AU
    Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
    M   0.20756              (2000.0)            P               Q
    n   0.46154572     Peri.  332.19633     -0.97827219     -0.18902606
    a   1.6582865      Node   197.54097     +0.19925861     -0.97069087
    e   0.3573467      Incl.   16.41356     -0.05726724     -0.14841964
    P   2.14           H   23.0           G   0.15           U   1
    Residuals in seconds of arc
    170329 F51  0.1-  0.1-    170404 807  0.2-  0.1-    170422 G96  0.1+  0.1-
    170329 F51  0.1-  0.1-    170405 691  0.4-  0.1-    170422 G96  0.0   0.1+
    170329 F51  0.0   0.1+    170405 691  0.2+  0.3+    170422 G96  0.1+  0.0
    170330 926  0.3+  0.0     170405 691  0.2+  0.1+    170422 I52  0.4+  0.5+
    170330 926  0.4+  0.2+    170406 807  0.3+  0.1-    170422 I52  0.1-  0.1-
    170330 926  0.4+  0.0     170406 807  0.2+  0.2-    170422 I52  0.5-  0.4-
    170330 291  0.7+  0.2-    170406 807  0.0   0.1-    170422 I52  0.1-  0.2-
    170330 291  0.7+  0.3-    170406 807  0.0   0.1-    170423 291  0.1+  0.1+
    170330 291  0.3+  0.1-    170406 691  0.2+  0.1+    170423 291  0.1-  0.2+
    170330 568  0.0   0.2-    170406 691  0.9-  0.3+    170423 291  0.1+  0.1+
    170330 568  0.0   0.2-    170406 691  0.2+  0.1+    170430 691  0.0   0.2+
    170330 568  0.0   0.2-    170420 T12  0.0   0.0     170430 691  0.1+  0.2-
    170402 807  0.5-  0.1+    170420 T12  0.0   0.0     170430 691  0.1+  0.0
    170402 807  0.0   0.0     170420 T12  0.0   0.0     170515 H21  0.4-  0.4+
    170402 807  0.0   0.0     170421 I52  0.3-  0.3+    170515 H21  0.2-  0.7+
    170403 807  0.1+  0.0     170421 I52  0.5+  0.5+    170515 H21  0.4-  0.1-
    170403 807  0.1-  0.0     170421 I52  0.0   0.0     170516 H21  0.3-  0.3+
    170403 807  0.1-  0.0     170421 I52  0.3+  0.1+    170516 H21  0.6-  0.3+
    170403 926  0.5+  0.2-    170422 705  0.0   0.1+    170516 H21  0.3-  0.2-
    170403 926  0.1-  0.3-    170422 705  0.0   0.0     181206 T12  0.0   0.1+
    170404 807  0.5-  0.2+    170422 705  0.1+  0.0     181206 T12  0.0   0.0
    170404 807  0.6-  0.1+    170422 G96  0.2+  0.1-    181207 T12  0.0   0.1+
    
    Ephemeris:
    2017 FC157               a,e,i = 1.66, 0.36, 16                  q = 1.0657
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2019 01 19    02 59 50.2 -10 12 51   0.8329  1.3922    99.7    44.1    25.0
    ...
    2019 02 03    03 15 28.9 -07 44 44   0.8661  1.3171    90.4    48.4    25.1
    ...
    2019 02 11    03 27 28.7 -06 08 12   0.8776  1.2784    86.4    50.4    25.1
    ...
    2019 02 17    03 38 00.7 -04 49 47   0.8829  1.2503    83.7    51.8    25.1
    2019 02 18    03 39 53.4 -04 36 16   0.8835  1.2457    83.3    52.0    25.1
    2019 02 19    03 41 48.2 -04 22 39   0.8840  1.2412    82.8    52.2    25.1
    ...
    2019 02 25    03 53 59.7 -02 58 39   0.8856  1.2146    80.5    53.5    25.1
    ...
    2019 03 05    04 12 08.9 -01 01 10   0.8834  1.1814    77.9    55.2    25.1
    ...
    2019 03 20    04 52 03.8 +02 51 23   0.8677  1.1278    74.1    58.1    25.0
    
    A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-D06
    

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