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  • MPEC 2020-R107 : 2020 RZ2

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    M.P.E.C. 2020-R107                           Issued 2020 September 13, 12:52 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 RZ2                                 
    
    
    Observations:
         K20R02Z* S2020 09 06.56570 18 16 21.07 +25 54 32.3          19   RLER107C51
         K20R02Z  s2020 09 06.56570 1 + 1261.2563 - 6007.5661 + 3042.4782   ER107C51
         K20R02Z  S2020 09 06.63102 18 16 49.51 +25 52 29.5                LER107C51
         K20R02Z  s2020 09 06.63102 1 + 1278.2296 - 6024.0901 + 3002.6038   ER107C51
         K20R02Z  S2020 09 06.63115 18 16 49.57 +25 52 28.7                LER107C51
         K20R02Z  s2020 09 06.63115 1 + 1259.0822 - 5990.3143 + 3077.0172   ER107C51
         K20R02Z  S2020 09 06.69648 18 17 17.92 +25 50 24.7                LER107C51
         K20R02Z  s2020 09 06.69648 1 + 1276.0984 - 6007.0458 + 3037.2886   ER107C51
         K20R02Z  S2020 09 06.76193 18 17 46.30 +25 48 19.9                LER107C51
         K20R02Z  s2020 09 06.76193 1 + 1273.8870 - 5989.8122 + 3071.8701   ER107C51
         K20R02Z  S2020 09 06.82725 18 18 14.60 +25 46 16.3                LER107C51
         K20R02Z  s2020 09 06.82725 1 + 1290.9345 - 6006.4681 + 3032.1286   ER107C51
         K20R02Z  S2020 09 06.95803 18 19 11.20 +25 42 07.4                LER107C51
         K20R02Z  s2020 09 06.95803 1 + 1305.7696 - 6005.8415 + 3026.9807   ER107C51
         K20R02Z  C2020 09 07.22925 18 21 06.52 +25 33 21.9          21.2 GVER107G96
         K20R02Z  C2020 09 07.23504 18 21 08.90 +25 33 10.3                VER107G96
         K20R02Z IC2020 09 09.87868418 39 15.68 +24 06 52.2                VER107J95
         K20R02Z cC2020 09 09.89772018 39 23.12 +24 06 14.8                VER107J95
         K20R02Z  C2020 09 12.23402518 54 13.270+22 48 46.19         21.49GVER107T14
         K20R02Z  C2020 09 12.23497018 54 13.606+22 48 44.29         21.38GVER107T14
         K20R02Z  C2020 09 12.23592118 54 13.946+22 48 42.41         21.43GVER107T14
    
    Observer details:
    C51 WISE.  Observer Near-Earth Object Wide-field Infrared Survey Explorer.
        Measurers A. K. Mainzer, J. M. Bauer, T. Grav, J. R. Masiero, R. M. Cutri,
        J. W. Dailey, E. Kramer, J. Pittichova, S. Sonnett, E. L. Wright.
    G96 Mt. Lemmon Survey.  Observer K. W. Wierzchos.  Measurers B. Gray, D.
        Rankin, F. C. Shelly.  1.5-m reflector + 10K CCD.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.41-m f/6.3 Schmidt-Cassegrain
        + CCD.
    T14 Mauna Kea-UH/Tholen NEO Follow-Up (CFHT).  Observer L. Wells.  Measurer D.
        J. Tholen.  3.6-m f/4.1 reflector + MegaCam.
    
    Orbital elements:
    2020 RZ2                                                 Earth MOID = 0.1318 AU
    Epoch 2020 May 31.0 TT = JDT 2459000.5                  Alexandersen
    M 345.37451              (2000.0)            P               Q
    n   0.37973358     Peri.   19.73999     -0.27428222     +0.94135850
    a   1.8886437      Node   234.82260     -0.91144400     -0.31963880
    e   0.5657522      Incl.   13.91064     -0.30665795     +0.10805188
    P   2.60           H   21.4           G   0.15           U   8
    Residuals in seconds of arc
    200906 C51  0.2-  0.7-    200906 C51  0.1+  0.3+    200909 J95  0.4+  0.5+
    200906 C51  0.0   0.2+    200906 C51  2.4+  0.9+    200912 T14  0.0   0.0
    200906 C51  0.0   0.1-    200907 G96  0.6-  0.3-    200912 T14  0.0   0.0
    200906 C51  0.4-  0.1-    200907 G96  1.3-  0.5-    200912 T14  0.0   0.0
    200906 C51  0.4-  0.3-    200909 J95  0.2-  0.2-
    
    Ephemeris:
    2020 RZ2                 a,e,i = 1.89, 0.57, 14                  q = 0.8201
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2020 08 14    14 44 57.7 +30 05 38   0.3242  0.9644    72.2    89.2    22.0
    ...
    2020 08 29    17 06 37.8 +29 44 00   0.3277  1.0783    93.1    69.3    21.6
    ...
    2020 09 06    18 12 12.5 +26 12 20   0.3583  1.1443   103.2    59.0    21.6
    ...
    2020 09 12    18 52 46.6 +22 56 35   0.3932  1.1951   109.2    52.7    21.7
    2020 09 13    18 58 51.0 +22 23 16   0.3999  1.2036   110.1    51.7    21.7
    2020 09 14    19 04 44.3 +21 50 01   0.4068  1.2121   110.9    50.8    21.7
    ...
    2020 09 20    19 36 34.7 +18 36 26   0.4535  1.2635   114.8    46.2    21.9
    ...
    2020 09 28    20 11 24.1 +14 47 02   0.5275  1.3322   117.8    41.7    22.3
    ...
    2020 10 13    21 01 14.8 +09 27 16   0.6974  1.4596   117.8    37.2    22.9
    
    M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-R107
    


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