[Iaude] MPEC A214: 2017 FE128 [a=1.57,e=0.41,i=24.1,H=22.1]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Sun Jan 13 08:05:16 EST 2019


M.P.E.C. 2019-A214                               Issued 2019 Jan. 13, 13:01 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


                                  2017 FE128
 
                           Revision to MPEC 2017-G08
 
Additional Observations:
     K17FC8E  C2015 10 22.31244100 15 41.413-07 44 24.18         21.4 GVEA214F51
     K17FC8E  C2015 10 22.32348100 15 40.037-07 43 45.49         21.6 GVEA214F51
     K17FC8E  C2015 11 01.30031100 02 23.644+00 19 51.58         22.9 GVEA214F51
     K17FC8E  C2015 11 01.31227100 02 22.974+00 20 20.67         22.7 GVEA214F51
     K17FC8E  C2015 11 01.32422400 02 22.307+00 20 49.15         22.8 GVEA214F51
     K17FC8E  C2015 11 02.31293200 01 36.592+00 59 34.49         22.1 GVEA214F51
     K17FC8E  C2015 11 02.32465300 01 35.998+01 00 01.76         22.1 GVEA214F51
     K17FC8E  C2015 11 02.33652200 01 35.389+01 00 29.05         22.7 GVEA214F51
     K17FC8E  C2015 11 02.34833900 01 34.783+01 00 56.52         22.8 GVEA214F51
 
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.
 
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
151022 F51 20.4+ 20.3+    151102 F51 15.0+ 15.3+    MPO421431   +0.0032 day
 
Orbital elements:
2017 FE128                                               Earth MOID = 0.1549 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M 331.49310              (2000.0)            P               Q
n   0.50238620     Peri.  260.59557     +0.25302812     +0.95041833
a   1.5671512      Node    26.32424     -0.64730855     +0.30518801
e   0.4100547      Incl.   24.05849     -0.71900515     +0.05970993
P   1.96           H   22.1           G   0.15           U   1
Residuals in seconds of arc
151022 F51  0.0   0.1-    170403 G96  0.4+  0.2+    170422 204  0.2+  0.4-
151022 F51  0.0   0.1+    170403 G96  0.2+  0.1-    170422 204  0.2+  0.3-
151101 F51  0.1-  0.2-    170403 G96  0.5-  0.6+    170423 H21  0.1+  0.4-
151101 F51  0.1-  0.3+    170403 G96  0.2+  0.3+    170423 H21  0.1-  0.7-
151101 F51  0.0   0.1+    170403 G96  0.1-  0.4-    170423 691  0.3-  0.4-
151102 F51  0.1+  0.2-    170403 G96  1.1+  0.1-    170423 691  0.5-  0.3-
151102 F51  0.1+  0.0     170405 691  0.3-  0.6+    170423 691  0.7-  0.0
151102 F51  0.1+  0.1-    170405 691  0.4+  0.0     170424 H21  0.2-  1.1-
151102 F51  0.1-  0.1+    170405 691  0.0   0.4+    170424 H21  0.6-  0.4-
170327 F51  0.2+  0.3+    170414 705  0.0   0.1+    170424 691  1.7+  0.4+
170327 F51  0.0   0.3+    170414 705  0.0   0.1+    170424 691  0.5+  1.0-
170327 F51  0.0   0.1+    170414 705  1.0+  0.8+    170424 691  1.0+  1.1-
170327 F51  0.1+  0.2+    170415 G96  0.2+  0.1+    170430 691  0.4-  0.3-
170328 568  0.0   0.1+    170415 G96  0.0   0.2+    170430 691  1.2+  1.1+
170328 568  0.1+  0.1+    170415 G96  0.1+  0.4-    170503 807  0.7-  0.1-
170328 568  0.1+  0.1+    170415 G96  0.6+  0.2+    170503 807  0.4-  0.3-
170330 691  1.7-  0.4-    170415 926  0.4+  0.1-    170503 807  0.2-  0.2-
170330 691  2.0-  0.6-    170415 926  0.3+  0.1-    170916 H21  0.7-  0.1-
170330 691  0.2-  0.2-    170415 926  0.2+  0.2+    170916 H21  0.0   0.1-
170401 926  0.3-  0.1+    170416 H21  0.5-  0.3-    170916 H21  0.1-  0.0
170401 926  0.1+  0.1+    170416 H21  0.2+  0.2-    170923 H21  0.2-  0.1-
170401 926  0.4+  0.2+    170416 F51  0.2-  0.1+    170923 H21  0.2-  0.3-
170401 291  0.3+  1.2+    170416 F51  0.2-  0.1+    170923 H21  0.1+  0.3-
170401 291  0.3+  0.0     170416 F51  0.2-  0.0     171015 G96  0.9+  0.8-
170401 291  1.6+  0.5-    170416 F51  0.2-  0.1+    171015 G96  0.7+  0.2-
170402 291  0.3+  0.2+    170419 H21  0.1-  0.4+    171015 G96  0.2-  0.1+
170402 291  0.1-  0.3+    170419 H21  0.3+  0.6-    171022 F51  0.2-  0.1+
170402 291  0.3-  0.1+    170421 691  0.7-  0.1-    171022 F51  0.1-  0.2+
170403 G96  1.4-  1.5-    170421 691  0.5+  0.6+    171022 F51  0.0   0.4+
170403 G96  0.1-  0.0     170421 691  0.1-  0.3+

Ephemeris:
2017 FE128               a,e,i = 1.57, 0.41, 24                  q = 0.9245
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 12 14    12 54 17.7 +16 11 11   1.8172  1.8569    76.7    31.1    26.1
...
2018 12 29    13 20 55.0 +13 56 53   1.5981  1.7903    84.2    33.1    25.8
...
2019 01 06    13 34 47.1 +12 48 00   1.4800  1.7525    88.3    34.1    25.6
...
2019 01 12    13 45 00.0 +11 57 21   1.3913  1.7232    91.4    34.8    25.4
2019 01 13    13 46 41.1 +11 48 59   1.3766  1.7182    91.9    34.9    25.4
2019 01 14    13 48 21.9 +11 40 36   1.3618  1.7132    92.4    35.0    25.4
...
2019 01 20    13 58 20.5 +10 50 31   1.2736  1.6826    95.5    35.6    25.2
...
2019 01 28    14 11 20.5 +09 43 15   1.1568  1.6406    99.7    36.3    25.0
...
2019 02 12    14 34 31.7 +07 28 56   0.9424  1.5579   107.7    37.1    24.4

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-A214



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