[Iaude] MPEC S216: 2013 FW13 [a=1.12,e=0.36,i=23.4,H=21.8,PHA]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Sat Sep 30 11:23:21 EDT 2017


M.P.E.C. 2017-S216                               Issued 2017 Sept. 30, 15:20 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


                                   2013 FW13
 
                           Revision to MPEC 2013-F52
 
Additional Observations:
     K13F13W KC2017 09 22.62062008 53 40.356-00 30 31.11         24.4 GUES216T14
     K13F13W KC2017 09 24.62003809 03 44.830-01 17 49.43         24.4 GUES216T14
 
Observer details:
T14 Mauna Kea-UH/Tholen NEO Follow-Up (CFHT).  Observer D. Woodworth.
    Measurer D. J. Tholen.  3.6-m Canada-France-Hawaii Telescope.
 
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
170922 T14 34.0-  4.5-    170924 T14 33.6-  5.6-    MPO266948   +0.017 day
 
Orbital elements:
2013 FW13                                           PHA, Earth MOID = 0.0125 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
M 330.30888              (2000.0)            P               Q
n   0.83119134     Peri.  272.27726     +0.02664617     -0.99923227
a   1.1203027      Node   175.85500     +0.99964471     +0.02661613
e   0.3618513      Incl.   23.41211     +0.00066243     +0.02874800
P   1.19           H   21.8           G   0.15           U   4
Residuals in seconds of arc
130323 703  0.4-  0.4-    130326 H01  0.5+  0.2-    130410 291  0.2+  0.1+
130323 703  0.4+  0.8-    130326 711  0.3+  0.2-    130410 291  0.1+  0.2+
130323 703  0.6+  0.9+    130326 711  0.3+  0.2-    130411 695  0.2-  0.3+
130323 703  1.1-  0.3+    130326 711  0.3+  0.3-    130411 695  0.2+  0.1-
130323 703  0.6+  0.4+    130326 711  0.1+  0.1-    130411 695  0.1+  0.3+
130323 703  0.2+  0.1+    130402 691  0.7-  0.4+    130411 695  0.2+  0.2+
130323 703  0.9-  0.0     130402 691  0.1-  0.3+    130411 291  0.3+  0.6+
130323 703  0.7+  0.6-    130402 691  1.0-  0.8+    130411 291  0.1+  0.1+
130324 G96  0.4+  0.2+    130402 H21  0.1+  0.4-    130411 291  0.5+  0.5-
130324 G96  0.5+  0.3+    130402 H21  0.2+  0.3-    130420 291  0.1+  0.1+
130324 G96  0.4+  0.2-    130402 H21  0.1+  0.2-    130420 291  0.1-  0.1-
130324 G96  0.4-  0.5+    130403 H21  0.0   0.3-    130420 291  0.2-  0.0
130324 G96  0.2-  0.0     130403 691  0.2+  0.9-    130421 291  0.1-  0.0
130324 G96  0.1+  0.1-    130403 691  0.5+  0.8-    130421 291  0.1+  0.2+
130324 G96  0.4+  0.0     130403 H21  0.1-  0.7-    130421 291  0.2-  0.1+
130324 G96  0.1+  0.6-    130403 H21  0.1+  0.4-    130501 H21  0.2+  0.1+
130324 703  1.3-  0.8-    130410 695  0.6-  0.0     130501 H21  0.2+  0.2-
130324 703  0.5-  0.6+    130410 695  0.8-  0.2-    130501 H21  0.3+  0.4-
130324 703  0.4-  0.9+    130410 695  0.6-  0.2+    130508 H21  0.1-  0.2-
130324 703  0.2-  0.7+    130410 695  0.4-  0.4+    130508 H21  0.4+  0.2-
130326 H01  0.4+  0.1+    130410 695  0.7-  0.2-    130508 H21  0.2+  0.6-
130326 H01  0.6+  0.2-    130410 695  0.6-  0.1-    170922 T14  0.0   0.1-
130326 H01  0.4+  0.2-    130410 291  0.2+  0.0     170924 T14  0.0   0.1-

Ephemeris:
2013 FW13                a,e,i = 1.12, 0.36, 23                  q = 0.7149
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2017 08 31    06 47 50.7 +10 51 04   0.6960  0.8520    56.4    80.7    23.5
...
2017 09 15    08 13 53.9 +02 51 19   0.7965  0.7740    49.2    79.6    23.5
...
2017 09 23    08 55 34.9 -00 39 36   0.8712  0.7431    46.0    76.4    23.5
...
2017 09 29    09 25 22.1 -02 53 23   0.9333  0.7268    43.9    73.0    23.5
2017 09 30    09 30 13.9 -03 13 44   0.9440  0.7247    43.6    72.4    23.5
2017 10 01    09 35 04.1 -03 33 33   0.9547  0.7228    43.3    71.8    23.5
...
2017 10 07    10 03 36.0 -05 21 51   1.0202  0.7157    41.5    67.7    23.5
...
2017 10 15    10 40 31.0 -07 21 31   1.1076  0.7178    39.4    62.0    23.5
...
2017 10 30    11 46 40.3 -10 07 38   1.2598  0.7557    36.8    52.0    23.6

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-S216




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