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  • MPEC 2023-O42 : 2023 OU

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    M.P.E.C. 2023-O42                                 Issued 2023 July 20, 19:39 UT
    
         The Minor Planet Electronic Circulars contain information on unusual
             minor planets, routine data on comets and natural satellites,
             and occasional editorial announcements.  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
    
                                     2023 OU                                 
    
    
    Observations:
         K23O00U  C2023 07 08.39868 20 31 15.01 -02 33 35.0                VEO042G96
         K23O00U  C2023 07 08.40390 20 31 14.82 -02 33 40.2          20.5 GVEO042G96
         K23O00U  C2023 07 08.40913 20 31 14.58 -02 33 45.4          20.4 GVEO042G96
         K23O00U* C2023 07 18.02091420 33 15.137-11 40 46.74         18.29cVEO042M22
         K23O00U  C2023 07 18.02610520 33 14.342-11 41 39.08         18.32cVEO042M22
         K23O00U  C2023 07 18.02997520 33 13.738-11 42 18.18         18.26cVEO042M22
         K23O00U  C2023 07 18.06185520 33 08.926-11 47 38.11         18.12cVEO042M22
         K23O00U KC2023 07 19.04783020 33 29.695-15 28 09.70         17.2 rZEO042L34
         K23O00U KC2023 07 20.15476 20 34 33.06 -21 45 20.8          17.0 GVEO042W94
         K23O00U KC2023 07 20.16104 20 34 31.35 -21 48 20.9          16.6 GVEO042W94
         K23O00U KC2023 07 20.16725 20 34 29.63 -21 51 18.8          16.7 GVEO042W94
         K23O00U 4C2023 07 20.40426 20 34 03.466-24 03 11.45         16.4 GVEO042U94
         K23O00U 4C2023 07 20.40652 20 34 02.832-24 04 22.19         16.6 GVEO042U94
         K23O00U 4C2023 07 20.40825 20 34 02.342-24 05 18.10         16.7 GVEO042U94
         K23O00U 4C2023 07 20.41084 20 34 01.728-24 06 41.80         16.6 GVEO042U94
         K23O00U KC2023 07 20.64239120 34 36.66 -26 22 47.8          16.4 GVEO042900
         K23O00U KC2023 07 20.64467020 34 35.95 -26 24 14.8          16.1 GVEO042900
         K23O00U KC2023 07 20.64694920 34 35.26 -26 25 41.6          16.6 GVEO042900
    
    Observer details:
    900 Moriyama.  Observer Y. Ikari.  0.26-m f/7.0 reflector + CCD.
    G96 Mt. Lemmon Survey.  Observer G. J. Leonard.  Measurers B. Gray, D. Rankin,
        F. C. Shelly.  1.5-m reflector + 10K CCD.
    L34 Galhassin Robotic Telescope, Isnello.  Observer A. Nastasi.  0.40-m f/3.8
        400mm Reflector + CCD.
    M22 ATLAS South Africa, Sutherland.  Observers L. Denneau, R. Siverd, J.
        Tonry, H. Weiland.  Measurers L. Denneau, N. Erasmus, A. Fitzsimmons, A.
        Lawrence, J. Robinson, R. Siverd, J. Tonry, H. Weiland.  0.5-m Reflector +
        CCD.
    U94 iTelescope Observatory, Beryl Junction (Sato).  Observer M. Suzuki.
        0.28-m f/2.2 reflector + CCD.
    W94 MAP, San Pedro de Atacama.  Observers A. Maury, G. Attard.  Measurers A.
        Maury, G. Attard, D. Parrott, F. Signoret.  0.28-m f/2.2 Schmidt
        astrograph + CCD.
    
    Orbital elements:
    2023 OU                                                  Earth MOID = 0.0044 AU
    Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Bell                    
    M 321.66935              (2000.0)            P               Q                  
    n   1.02648537     Peri.  297.43222     +0.59034396     -0.80461974             
    a   0.9732719      Node   116.24271     +0.76341837     +0.53090731             
    e   0.2021779      Incl.    4.08433     +0.26208091     +0.26594079             
    P   0.96           H   26.09          G   0.15           U   5                  
    Residuals in seconds of arc
    230708 G96  0.3-  0.0     230718 M22  0.1+  0.2+    230720 U94  0.0   0.4+
    230708 G96  0.2+  0.0     230719 L34  0.7+  1.6-    230720 U94  0.5-  0.0
    230708 G96  0.0   0.0     230720 W94  0.2+  0.5+    230720 U94  0.2+  0.7-
    230718 M22  0.4-  0.3+    230720 W94  0.1-  0.1+    230720 900  0.3-  0.3+
    230718 M22  0.0   0.0     230720 W94  0.2-  0.2+    230720 900  0.4-  0.1+
    230718 M22  0.1+  0.2-    230720 U94  0.6+  1.0-    230720 900  0.1-  0.2+
    
    Ephemeris:
    2023 OU                  a,e,i = 0.97, 0.20, 4                   q = 0.7765
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2023 06 20    20 22 55.9 -01 40 15   0.1214  1.1086   137.4    38.3    23.3
    ...
    2023 07 05    20 30 13.6 -01 50 20   0.06397 1.0718   148.6    29.6    21.6
    ...
    2023 07 13    20 32 22.7 -04 35 26   0.03523 1.0490   156.5    22.8    20.0
    ...
    2023 07 19    20 33 39.6 -15 07 35   0.01458 1.0306   168.3    11.5    17.7
    2023 07 20    20 34 05.8 -20 37 04   0.01132 1.0274   170.9     9.0    17.0
    2023 07 21    20 34 55.6 -30 21 40   0.0082421.0242   167.4    12.5    16.5
    ...
    2023 07 27    08 31 02.9 -19 20 04   0.01462 1.0043    38.8   140.7    23.9
    ...
    2023 08 04    08 31 38.7 -06 56 55   0.04216 0.9766    25.0   153.9    28.4
    ...
    2023 08 19    08 34 52.9 -01 51 15   0.09870 0.9230    24.0   153.5    30.0
    
    M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-O42
    


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