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  • MPEC 2020-F166 : 2013 FX13

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    M.P.E.C. 2020-F166                               Issued 2020 March 27, 13:16 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
    
                                    2013 FX13                                
    
    
                               Revision to MPEC 2013-F54                            
    
    Additional Observations:
         K13F13X  C2020 03 25.49012 15 01 21.168+22 41 29.58         20.7 wUEF166F52
         K13F13X  C2020 03 25.51504 15 01 05.156+22 41 13.92         20.1 wUEF166F52
         K13F13X  C2020 03 25.52750 15 00 57.161+22 41 06.32         20.6 wUEF166F52
         K13F13X  C2020 03 25.99117 14 56 09.96 +22 35 33.9          19.7 VVEF166033
         K13F13X  C2020 03 25.99296 14 56 08.85 +22 35 32.8          19.8 VVEF166033
         K13F13X  C2020 03 25.99474 14 56 07.77 +22 35 31.5          19.7 VVEF166033
         K13F13X KC2020 03 26.04075 14 55 39.59 +22 35 02.6          19.8 VqEF166I93
         K13F13X KC2020 03 26.04433 14 55 37.35 +22 35 00.2          19.8 VqEF166I93
         K13F13X KC2020 03 26.06668 14 55 23.48 +22 34 43.8          20.0 VqEF166I93
         K13F13X KC2020 03 26.07044 14 55 21.14 +22 34 41.7          20.4 VqEF166I93
         K13F13X  C2020 03 26.15075 14 54 31.12 +22 33 39.4          20.2 VVEF166033
         K13F13X  C2020 03 26.15184 14 54 30.44 +22 33 38.4          20.3 VVEF166033
         K13F13X  C2020 03 26.15294 14 54 29.77 +22 33 37.4          20.7 VVEF166033
         K13F13X KC2020 03 26.33673414 52 39.47 +22 31 27.9          20.2 VuEF166H21
         K13F13X KC2020 03 26.33964014 52 37.68 +22 31 25.9          20.1 VuEF166H21
         K13F13X KC2020 03 26.34089314 52 36.91 +22 31 24.9          20.1 VuEF166H21
         K13F13X  C2020 03 26.88863 14 47 13.13 +22 24 00.0          20.0 VVEF166033
         K13F13X  C2020 03 26.88984 14 47 12.44 +22 23 58.7          19.7 VVEF166033
         K13F13X  C2020 03 26.89104 14 47 11.73 +22 23 57.7          19.7 VVEF166033
         K13F13X KC2020 03 26.99466 14 46 11.04 +22 22 38.0          20.1 VqEF166I93
         K13F13X KC2020 03 26.99857 14 46 08.75 +22 22 34.4          20.0 VqEF166I93
         K13F13X KC2020 03 27.00303 14 46 06.11 +22 22 31.3          20.0 VqEF166I93
         K13F13X KC2020 03 27.01266714 46 00.38 +22 22 19.7          20.3 GVEF166J95
         K13F13X IC2020 03 27.01530614 45 58.53 +22 22 20.6          20.1 GVEF166L01
         K13F13X bC2020 03 27.02058414 45 55.39 +22 22 18.0          19.9 GVEF166L01
         K13F13X KC2020 03 27.02149114 45 55.19 +22 22 12.0          20.3 GVEF166J95
         K13F13X bC2020 03 27.02433514 45 53.17 +22 22 14.4          20.2 GVEF166L01
         K13F13X KC2020 03 27.02859314 45 51.03 +22 22 06.9          19.9 GVEF166J95
         K13F13X  C2020 03 27.09858 14 45 09.51 +22 21 08.1          20.0 VVEF166033
         K13F13X  C2020 03 27.09979 14 45 08.79 +22 21 07.1          19.9 VVEF166033
         K13F13X  C2020 03 27.10100 14 45 08.08 +22 21 06.2          20.2 VVEF166033
         K13F13X  C2020 03 27.49734 14 41 20.81 +22 15 28.3          20.6 GVEF166I52
         K13F13X  C2020 03 27.49777 14 41 20.56 +22 15 27.6          20.5 GVEF166I52
         K13F13X  C2020 03 27.49818 14 41 20.29 +22 15 28.4          20.7 GVEF166I52
    
    Observer details:
    033 Karl Schwarzschild Observatory, Tautenburg.  Observers F. Ludwig, S. 
       Melnikov, B. Stecklum.  Measurer B. Stecklum.  1.34-m f/3 Schmidt + CCD.
    F52 Pan-STARRS 2, Haleakala.  Observers J. Bulger, T. Dukes, T. Lowe, A. 
       Schultz, M. Willman.  Measurers K. Chambers, S. Chastel, T. de Boer, L. 
       Denneau, J. Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. 
       Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.  
        Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  0.76-m f/3.0 
       astrograph + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer G. J. Leonard.  
        Measurers E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. 
       Grauer, H. Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, T. A. 
       Pruyne, D. Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos.  1.0-m 
       reflector + CCD.
    I93 St Pardon de Conques.  Observer F. Losse.  0.40-m f/3.7 reflector + CCD.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.41-m f/6.3 Schmidt-Cassegrain 
       + CCD.
    L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector + 
       CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
    200325 F52 0.36- 4.51-    200327 I52 0.98- 4.19-    MPO259318   -2.10 days
    
    Orbital elements:
    2013 FX13                                                Earth MOID = 0.1502 AU
    Epoch 2020 May 31.0 TT = JDT 2459000.5                  Veres
    M  52.77710              (2000.0)            P               Q
    n   0.42354990     Peri.    0.65680     +0.43177615     -0.88923598
    a   1.7560343      Node    63.77220     +0.82678129     +0.32322513
    e   0.7945271      Incl.    9.69672     +0.36055797     +0.32370494
    P   2.33           H   21.2           G   0.15           U   3
    Residuals in seconds of arc
    130324 703  0.7+  0.1+    130330 J95  0.1+  0.3-    200325 033  0.1-  0.1-
    130324 703  0.8+  0.1-    130330 J95  0.1-  0.5+    200326 I93  0.1+  0.3+
    130324 703 (1.6-  1.1-)   130331 691  0.3+  0.2-    200326 I93  0.1-  0.4+
    130324 703  0.9+  1.1-    130331 691  0.3+  0.8-    200326 I93  0.0   0.4-
    130324 703  0.2+  0.7+    130331 204  0.2-  0.2+    200326 I93  0.1-  0.2+
    130324 703  1.1+  1.1-    130331 204  0.3+  0.5+    200326 033  0.2-  0.0
    130324 703  0.6-  0.0     130403 I41  0.2-  0.1-    200326 033  0.3-  0.1-
    130324 703  1.4-  0.6+    130403 I41  0.2+  0.4+    200326 033  0.2-  0.3-
    130324 703  0.1-  1.0-    130403 I41  0.1-  0.1+    200326 H21  0.2+  0.3+
    130324 703  0.0   0.7+    130403 I41  0.3-  0.3-    200326 H21  0.1+  0.5+
    130324 703  0.1+  0.0     130403 I41  0.0   0.1+    200326 H21  0.1+  0.5+
    130324 703  0.7-  1.0-    130403 I41  0.5-  0.2-    200326 033  0.3-  0.0
    130324 G96  0.2-  0.1+    130404 703  0.5-  0.6+    200326 033  0.0   0.4-
    130324 G96  0.3-  0.3+    130404 703  1.2-  0.3+    200326 033  0.1-  0.4-
    130324 G96  0.5-  0.1+    130404 703  0.5-  1.3+    200326 I93  0.3-  0.4+
    130324 G96  0.3-  0.0     130404 703  0.1-  0.2-    200326 I93  0.1-  0.0
    130326 H01  0.0   0.1+    130404 691 (0.0   1.9-)   200327 I93  0.2-  0.5+
    130326 H01  0.0   0.2+    130404 691 (1.9-  2.3-)   200327 J95  0.3+  0.0
    130326 H01  0.0   0.3+    130404 691 (3.1-  2.7-)   200327 L01  0.1+  0.8-
    130326 H01  0.1+  0.1+    130411 695  0.3-  0.0     200327 L01  0.2-  1.0+
    130326 711  0.1-  0.3+    130411 695  0.5-  0.0     200327 J95  0.3+  0.5-
    130326 711  0.1+  0.0     130411 695  0.6-  0.4-    200327 L01  0.3-  0.5+
    130326 711  0.1+  0.2+    130411 695  0.7-  0.2-    200327 J95  0.5+  0.2+
    130326 711  0.1+  0.1+    130421 H21  0.6+  0.1+    200327 033  0.3-  0.3-
    130330 H21  0.2-  0.9-    130421 H21  0.7+  0.2-    200327 033  0.4-  0.3-
    130330 H21  0.1-  0.0     130421 H21  0.9+  0.5-    200327 033  0.4-  0.2-
    130330 H21  0.1-  0.4-    200325 F52  0.0   0.2+    200327 I52  0.1+  0.2-
    130330 H21  0.0   0.0     200325 F52  0.2-  0.0     200327 I52  0.1+  0.5-
    130330 H21  0.1-  0.0     200325 F52  0.1-  0.2+    200327 I52  0.4-  0.6+
    130330 H21  0.0   0.1-    200325 033  0.5-  0.2-
    130330 J95  0.5+  0.1-    200325 033  0.4-  0.1-
    
    Ephemeris:
    2013 FX13                a,e,i = 1.76, 0.79, 10                  q = 0.3608
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2020 02 26    20 32 16.9 +06 32 33   0.3015  0.7588    34.0   133.2    24.0
    ...
    2020 03 12    17 55 22.1 +19 11 14   0.2215  0.9987    84.9    82.3    20.8
    ...
    2020 03 20    16 06 20.2 +22 51 15   0.2335  1.1172   115.7    53.4    20.2
    ...
    2020 03 26    14 56 04.3 +22 35 45   0.2690  1.2019   134.7    36.2    20.2
    2020 03 27    14 46 07.4 +22 22 48   0.2768  1.2157   137.3    33.9    20.2
    2020 03 28    14 36 42.0 +22 07 54   0.2851  1.2294   139.7    31.7    20.3
    ...
    2020 04 03    13 50 27.6 +20 14 31   0.3436  1.3096   150.4    22.2    20.5
    ...
    2020 04 11    13 10 34.3 +17 29 23   0.4406  1.4117   154.1    18.0    21.1
    ...
    2020 04 26    12 34 12.6 +13 05 13   0.6632  1.5896   143.6    22.1    22.4
    
    A. U. Tomatic                (C) Copyright 2020 MPC           M.P.E.C. 2020-F166
    


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