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  • MPEC 2020-F116 : 2020 FB4

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    M.P.E.C. 2020-F116                               Issued 2020 March 25, 07:01 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@CFA.HARVARD.EDU
                URL https://www.minorplanetcenter.net/    ISSN 1523-6714
    
                                    2020 FB4                                 
    
    
    Observations:
         K20F04B  C2020 03 22.41459813 33 24.269+22 31 32.11         20.7 GVEF116F51
         K20F04B  C2020 03 22.43998513 33 19.384+22 27 05.58         20.6 GVEF116F51
         K20F04B* C2020 03 24.33109 13 29 07.90 +16 05 55.4          20.8 GVEF116G96
         K20F04B  C2020 03 24.33623 13 29 06.77 +16 04 46.9          21.1 GVEF116G96
         K20F04B  C2020 03 24.34139 13 29 05.62 +16 03 36.9          20.5 GVEF116G96
         K20F04B  C2020 03 24.34655 13 29 04.48 +16 02 28.1          21.5 GVEF116G96
         K20F04B  C2020 03 24.37833 13 28 57.28 +15 55 14.7                VEF116I52
         K20F04B  C2020 03 24.37959 13 28 56.94 +15 54 57.1                VEF116I52
         K20F04B  C2020 03 24.38428 13 28 55.91 +15 53 52.7          21.3 GVEF116G96
         K20F04B  C2020 03 24.38657 13 28 55.40 +15 53 22.1          20.4 GVEF116G96
         K20F04B  C2020 03 24.38846 13 28 54.94 +15 52 55.8          20.9 GVEF116G96
         K20F04B  C2020 03 24.46634 13 28 37.73 +15 34 57.4          21.1 GVEF116I52
         K20F04B  C2020 03 24.46759 13 28 37.51 +15 34 39.2          21.0 GVEF116I52
         K20F04B  C2020 03 24.46884 13 28 37.22 +15 34 21.7          21.9 GVEF116I52
         K20F04B  C2020 03 24.94996 13 27 36.12 +13 39 25.0          20.0 VVEF116033
         K20F04B  C2020 03 24.95105 13 27 35.91 +13 39 09.5          20.0 VVEF116033
         K20F04B  C2020 03 24.95214 13 27 35.69 +13 38 53.6          20.1 VVEF116033
         K20F04B bC2020 03 25.03403613 27 17.44 +13 19 09.6          20.7 GVEF116L01
         K20F04B bC2020 03 25.03723413 27 16.72 +13 18 22.4          20.6 GVEF116L01
         K20F04B KC2020 03 25.08699 13 27 08.14 +13 06 05.6          20.8 VqEF116I93
         K20F04B KC2020 03 25.10418 13 27 04.23 +13 01 49.2          20.2 VqEF116I93
         K20F04B KC2020 03 25.11927 13 27 00.84 +12 58 02.7          20.9 VqEF116I93
         K20F04B  C2020 03 25.12600 13 26 58.22 +12 55 56.9          20.9 VVEF116033
         K20F04B  C2020 03 25.12709 13 26 58.01 +12 55 40.5          21.0 VVEF116033
         K20F04B  C2020 03 25.12819 13 26 57.76 +12 55 24.0          20.6 VVEF116033
         K20F04B KC2020 03 25.14801013 26 55.49 +12 50 27.5          20.6 GVEF116J95
         K20F04B KC2020 03 25.16081713 26 52.82 +12 47 14.0          20.6 GVEF116J95
         K20F04B KC2020 03 25.25758813 26 46.13 +12 23 37.1          20.6 VuEF116H21
         K20F04B KC2020 03 25.26030213 26 45.51 +12 22 56.5          20.6 VuEF116H21
         K20F04B KC2020 03 25.26272513 26 44.94 +12 22 19.8          20.4 VuEF116H21
    
    Observer details:
    033 Karl Schwarzschild Observatory, Tautenburg.  Observers F. Ludwig, S. 
       Melnikov, B. Stecklum.  Measurer B. Stecklum.  1.34-m f/3 Schmidt + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe, A. 
       Schultz, M. Willman.  Measurers S. Chastel, M. Huber, Y. Ramanjooloo, R. 
       Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
    G96 Mt. Lemmon Survey.  Observer H. Groeller.  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.  1.5-m reflector + 10K 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 D. Rankin.  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.
    
    Orbital elements:
    2020 FB4                                                 Earth MOID = 0.0297 AU
    Epoch 2020 May 31.0 TT = JDT 2459000.5                  Bell
    M  32.91822              (2000.0)            P               Q
    n   0.74684683     Peri.  199.15673     -0.88304062     +0.46840232
    a   1.2031368      Node     8.94076     -0.40257974     -0.72435009
    e   0.1501945      Incl.   10.73841     -0.24118213     -0.50588161
    P   1.32           H   26.6           G   0.15           U   6
    Residuals in seconds of arc
    200322 F51  0.1+  0.2+    200324 G96  0.3-  0.2+    200325 I93  0.2-  0.5+
    200322 F51  0.0   0.3-    200324 I52  0.3-  0.3+    200325 I93  0.4-  0.5+
    200324 G96  0.4-  0.8-    200324 I52  0.3+  0.4-    200325 033  0.1+  0.1-
    200324 G96  0.1-  0.1+    200324 I52  0.0   0.5-    200325 033  0.3+  0.1-
    200324 G96  0.1+  0.1-    200324 033  0.4-  0.5-    200325 033  0.0   0.0
    200324 G96  0.4+  1.0+    200324 033  0.1-  0.2-    200325 J95  0.0   0.1-
    200324 I52  0.4+  0.3+    200324 033  0.1+  0.2-    200325 J95  0.2+  0.0
    200324 I52  0.4-  0.0     200325 L01  0.6-  0.1-    200325 H21  0.0   0.1-
    200324 G96  0.1+  0.2-    200325 L01  0.6-  0.1+    200325 H21  0.2+  0.3+
    200324 G96  0.2+  0.5+    200325 I93  0.2+  0.2-    200325 H21  0.2+  0.4+
    
    Ephemeris:
    2020 FB4                 a,e,i = 1.20, 0.15, 11                  q = 1.0224
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2020 02 24    13 36 23.6 +47 04 26   0.1403  1.0765   125.2    48.7    24.3
    ...
    2020 03 10    13 44 30.9 +41 36 02   0.08608 1.0514   130.8    45.6    23.1
    ...
    2020 03 18    13 40 01.1 +32 33 18   0.05899 1.0408   139.3    38.6    22.1
    ...
    2020 03 24    13 29 52.9 +17 20 23   0.04150 1.0343   153.3    25.6    20.9
    2020 03 25    13 27 24.3 +13 29 42   0.03909 1.0333   156.7    22.4    20.7
    2020 03 26    13 24 39.1 +09 09 22   0.03690 1.0324   160.4    19.0    20.5
    ...
    2020 04 01    13 00 40.4 -26 25 57   0.03070 1.0277   157.7    21.7    20.1
    ...
    2020 04 09    11 52 46.6 -66 12 05   0.04327 1.0237   119.8    58.1    21.9
    ...
    2020 04 24    06 40 03.2 -80 37 17   0.08746 1.0235    99.2    75.9    24.0
    
    A. U. Tomatic                (C) Copyright 2020 MPC           M.P.E.C. 2020-F116
    


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