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  • MPEC 2020-O128 : 2020 OX4

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    M.P.E.C. 2020-O128                                Issued 2020 July 27, 04:58 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 OX4                                 
    
    
    Observations:
         K20O04X* C2020 07 25.55297522 00 44.910-17 09 15.72         20.35wUEO128F51
         K20O04X  C2020 07 25.55768522 00 42.841-17 09 33.15         20.30wUEO128F51
         K20O04X  C2020 07 25.56709022 00 38.720-17 10 07.98         20.35wUEO128F51
         K20O04X KC2020 07 26.24718021 56 23.17 -17 50 13.8          21.7 VuEO128H21
         K20O04X KC2020 07 26.25152621 56 21.48 -17 50 28.5          21.0 VuEO128H21
         K20O04X KC2020 07 26.25587321 56 19.77 -17 50 42.7          21.6 VuEO128H21
         K20O04X  C2020 07 26.30286 21 56 03.51 -17 53 09.4          20.3 GVEO128I52
         K20O04X  C2020 07 26.30405 21 56 03.07 -17 53 13.6          20.0 GVEO128I52
         K20O04X  C2020 07 26.30523 21 56 02.58 -17 53 17.7          20.2 GVEO128I52
         K20O04X  C2020 07 26.30642 21 56 02.13 -17 53 21.3          20.5 GVEO128I52
         K20O04X KC2020 07 26.96516521 52 17.12 -18 27 10.0          20.3 GVEO128L01
         K20O04X IC2020 07 26.96790321 52 16.15 -18 27 18.8          20.3 GVEO128L01
         K20O04X KC2020 07 26.97111521 52 15.03 -18 27 28.0          20.2 GVEO128L01
         K20O04X pC2020 07 26.97432721 52 13.91 -18 27 37.3          20.2 GVEO128L01
         K20O04X pC2020 07 26.97745621 52 12.79 -18 27 46.1          20.3 GVEO128L01
         K20O04X KC2020 07 27.07332821 51 40.61 -18 32 19.4          20.3 GUEO128I93
         K20O04X KC2020 07 27.08014421 51 38.23 -18 32 38.6          20.5 GUEO128I93
         K20O04X KC2020 07 27.08669421 51 35.95 -18 32 58.1          20.5 GUEO128I93
    
    Observer details:
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, 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.  0.81-m f/4.0
        astrograph + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  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.  1.0-m reflector +
        CCD.
    I93 St Pardon de Conques.  Observer F. Losse.  0.40-m f/3.7 reflector + CCD.
    L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
        + CCD.
    
    Orbital elements:
    2020 OX4                                                 Earth MOID = 0.0053 AU
    Epoch 2020 July 26.0 TT = JDT 2459056.5                 Bell                    
    M  16.68812              (2000.0)            P               Q                  
    n   0.30662858     Peri.  105.46263     -0.70253610     +0.70821063             
    a   2.1780155      Node   119.68779     -0.67987100     -0.63891624             
    e   0.6575014      Incl.    4.61260     -0.21028182     -0.30037268             
    P   3.21           H   24.35          G   0.15           U   9                  
    Residuals in seconds of arc
    200725 F51  0.0+  0.0-    200726 I52  0.0+  0.0+    200726 L01  0.4+  0.5-
    200725 F51  0.0+  0.0+    200726 I52  0.3+  0.2-    200726 L01  0.4+  0.5-
    200725 F51  0.0-  0.0-    200726 I52  0.2-  0.4-    200726 L01  0.1-  0.1-
    200726 H21  0.1+  0.2+    200726 I52  0.0-  0.1-    200727 I93  0.3+  0.6+
    200726 H21  0.0+  0.0-    200726 L01  0.8+  0.1+    200727 I93  0.3-  0.6+
    200726 H21  0.3-  0.2+    200726 L01  0.5+  0.7-    200727 I93  0.7-  0.5-
    
    Ephemeris:
    2020 OX4                 a,e,i = 2.18, 0.66, 5                   q = 0.7460
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2020 06 27    08 03 16.5 +30 42 44   0.1869  0.8481    23.2   151.8    29.1
    ...
    2020 07 12    05 32 24.5 +37 20 52   0.04856 0.9744    28.9   149.8    26.1
    ...
    2020 07 20    23 08 33.0 -05 21 09   0.05137 1.0509   131.4    46.5    19.8
    ...
    2020 07 26    21 57 52.7 -17 35 09   0.1020  1.1104   157.2    20.8    20.6
    2020 07 27    21 52 04.6 -18 27 39   0.1111  1.1204   159.6    18.4    20.8
    2020 07 28    21 47 04.2 -19 11 37   0.1204  1.1305   161.8    16.3    20.9
    ...
    2020 08 03    21 27 15.6 -21 50 55   0.1784  1.1912   170.9     7.8    21.5
    ...
    2020 08 11    21 14 00.6 -23 17 42   0.2612  1.2725   171.7     6.6    22.5
    ...
    2020 08 26    21 04 55.6 -23 50 49   0.4360  1.4237   157.7    15.6    24.2
    
    M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-O128
    


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