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  • MPEC 2020-J74 : 2020 JK1

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    M.P.E.C. 2020-J74                                  Issued 2020 May 15, 00:47 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 JK1                                 
    
    
    Observations:
         K20J01K* C2020 05 14.38544 15 58 39.41 -01 58 16.9          19.0 GVEJ074703
         K20J01K  C2020 05 14.39068 15 58 49.77 -01 57 12.7          19.1 GVEJ074703
         K20J01K  C2020 05 14.39591 15 58 59.92 -01 56 10.6          18.5 GVEJ074703
         K20J01K  C2020 05 14.39804 15 59 04.19 -01 55 44.7          19.0 GVEJ074G96
         K20J01K  C2020 05 14.40116 15 59 10.35 -01 55 07.4          18.7 GVEJ074703
         K20J01K  C2020 05 14.40287 15 59 13.67 -01 54 47.1          19.0 GVEJ074G96
         K20J01K  C2020 05 14.40772 15 59 23.23 -01 53 48.4          18.7 GVEJ074G96
         K20J01K  C2020 05 14.41255 15 59 32.71 -01 52 50.4          19.0 GVEJ074G96
         K20J01K  C2020 05 14.45954 16 01 05.44 -01 43 31.7          18.3 GVEJ074I52
         K20J01K  C2020 05 14.45973 16 01 05.75 -01 43 28.2          18.3 GVEJ074I52
         K20J01K  C2020 05 14.45991 16 01 06.11 -01 43 25.6          18.6 GVEJ074I52
         K20J01K  C2020 05 14.46010 16 01 06.48 -01 43 24.1          19.0 GVEJ074I52
         K20J01K  C2020 05 14.75875 16 11 53.83 -00 49 10.1          19.6 GVEJ074N88
         K20J01K  C2020 05 14.76088 16 11 57.52 -00 48 48.4          18.8 GVEJ074N88
         K20J01K  C2020 05 14.76301 16 12 01.31 -00 48 24.3          18.8 GVEJ074N88
         K20J01K  C2020 05 14.76512 16 12 05.01 -00 48 02.1          18.9 GVEJ074N88
         K20J01K  C2020 05 14.76725 16 12 08.76 -00 47 38.9          18.9 GVEJ074N88
         K20J01K  C2020 05 14.76936 16 12 12.42 -00 47 16.2          19.2 GVEJ074N88
         K20J01K  C2020 05 14.77110 16 12 15.51 -00 46 57.8          19.1 GVEJ074N88
         K20J01K KC2020 05 14.94267 16 17 46.73 -00 18 05.1                VEJ074C43
         K20J01K KC2020 05 14.94471 16 17 50.23 -00 17 45.0                VEJ074C43
         K20J01K KC2020 05 14.94675 16 17 53.66 -00 17 24.8                VEJ074C43
    
    Observer details:
    703 Catalina Sky Survey.  Observer T. A. Pruyne.  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.  0.68-m Schmidt + 10K CCD.
    C43 Hoyerswerda.  Observer P. Lindner.  0.30-m f/6.3 Schmidt-Cassegrain + CCD.
    G96 Mt. Lemmon Survey.  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.  1.5-m reflector + 10K 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.
    N88 Xingming Observatory #3, Nanshan.  Observer X. Gao.  Measurer Q.-Z. Ye.  
        0.6-m f/8 Ritchey-Chretien + CCD.
    
    Orbital elements:
    2020 JK1                                                 Earth MOID = 0.0074 AU
    Epoch 2020 May 31.0 TT = JDT 2459000.5                  Veres
    M  23.23948              (2000.0)            P               Q
    n   0.62393689     Peri.  340.24286     -0.85190755     +0.51946875
    a   1.3563620      Node   231.23255     -0.46830540     -0.81239460
    e   0.2577907      Incl.    4.88354     -0.23440047     -0.26489097
    P   1.58           H   27.6           G   0.15           U   7
    Residuals in seconds of arc
    200514 703  0.1-  0.4-    200514 I52  0.7+  1.0-    200514 N88  0.3+  0.3+
    200514 703  0.9+  0.6+    200514 I52  0.3-  0.2+    200514 N88  0.2-  0.3+
    200514 703  0.9-  0.3-    200514 I52  0.2-  0.7+    200514 N88  0.5+  0.1+
    200514 G96  0.2-  0.2+    200514 I52  0.3-  0.1-    200514 C43  0.5-  0.4+
    200514 703  0.8+  0.3-    200514 N88  0.0   0.5+    200514 C43  0.4+  0.2-
    200514 G96  0.3-  0.3-    200514 N88  0.8-  0.7-    200514 C43  0.3+  0.8-
    200514 G96  0.1+  0.2+    200514 N88  0.0   0.5+
    200514 G96  0.0   0.2+    200514 N88  0.0   0.0
    
    Ephemeris:
    2020 JK1                 a,e,i = 1.36, 0.26, 5                   q = 1.0067
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2020 04 15    07 28 55.3 -15 11 10   0.07066 1.0076    91.5    84.5    24.8
    ...
    2020 04 30    08 06 44.1 -17 02 57   0.03263 1.0073    89.0    89.2    23.3
    ...
    2020 05 08    10 03 46.9 -20 00 43   0.01322 1.0139   110.2    69.1    20.7
    ...
    2020 05 14    15 43 53.8 -03 12 42   0.01155 1.0218   163.8    16.0    18.8
    2020 05 15    16 19 22.1 -00 00 03   0.01343 1.0233   157.3    22.4    19.4
    2020 05 16    16 45 33.6 +02 22 10   0.01557 1.0249   151.9    27.7    19.8
    ...
    2020 05 22    17 55 00.7 +08 14 50   0.03069 1.0357   139.0    39.8    21.7
    ...
    2020 05 30    18 20 02.5 +09 45 32   0.05259 1.0536   138.2    39.9    22.9
    ...
    2020 06 14    18 29 38.8 +08 44 25   0.09623 1.0958   144.8    32.3    24.1
    
    M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-J74
    


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