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  • MPEC 2023-C47 : 2020 OO1

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    M.P.E.C. 2023-C47                              Issued 2023 February 7, 14:03 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
    
                                    2020 OO1                                 
    
    
                               Revision to MPEC 2020-O61                            
    
    Additional Observations:
         K20O01O KC2023 02 05.83318203 52 46.250+28 11 43.80         18.9 GVEC047J95
         K20O01O KC2023 02 05.83616903 53 00.451+28 12 23.26         19.1 GVEC047J95
         K20O01O KC2023 02 05.84027103 53 19.918+28 13 16.32         18.6 GVEC047J95
         K20O01O KC2023 02 05.84647503 53 49.392+28 14 36.92         18.8 GVEC047J95
         K20O01O KC2023 02 05.84949403 54 03.722+28 15 15.73         19.3 GVEC047J95
         K20O01O KC2023 02 06.75635805 01 49.361+30 09 58.93         18.9 GVEC047J95
         K20O01O KC2023 02 06.76265905 02 13.034+30 10 20.17         18.9 GVEC047J95
         K20O01O KC2023 02 06.76657805 02 27.751+30 10 32.77         18.3 GVEC047J95
         K20O01O KC2023 02 06.77259105 02 50.270+30 10 52.03         18.7 GVEC047J95
         K20O01O KC2023 02 06.81485305 05 26.88 +30 13 59.5          18.3 GXEC047I93
         K20O01O KC2023 02 06.81725105 05 35.59 +30 14 05.9                XEC047I93
         K20O01O KC2023 02 06.81999205 05 45.57 +30 14 12.9          19.1 GXEC047I93
         K20O01O KC2023 02 06.83033205 06 23.179+30 13 28.45         19.2 GVEC047Z80
         K20O01O KC2023 02 06.84469405 07 15.598+30 14 00.85         19.0 GVEC047Z80
    
    Observer details:
    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.
    Z80 Northolt Branch Observatory.  Observer G. Wells.  Measurers G. Wells, D.
        Bamberger.  0.25-m f/8.0 Ritchey-Chretien + CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
    230205 J95 0.33- 0.14-    230206 Z80 0.39- 0.08-    E2020-T75   -0.01 days
    
    Orbital elements:
    2020 OO1                                                 Earth MOID = 0.0003 AU
    Epoch 2023 Feb. 25.0 TT = JDT 2460000.5                 Veres                   
    M  80.67005              (2000.0)            P               Q                  
    n   0.91825830     Peri.  279.54476     +0.72114490     -0.69274459             
    a   1.0483174      Node   124.30344     +0.63908581     +0.66107910             
    e   0.2525306      Incl.    0.51422     +0.26743105     +0.28823489             
    P   1.07           H   26.40          G   0.15           U   1                  
    Residuals in seconds of arc
    200720 F51  0.1-  0.0     200722 K93  0.1+  0.0     200725 474  0.3+  0.1+
    200720 F51  0.2+  0.1+    200722 K93  0.1+  0.0     200725 474  0.0   0.0
    200720 F51  0.1-  0.0     200722 K93  0.1+  0.0     200725 474  0.2+  0.1-
    200720 C95 (0.8+  2.2-)   200722 K93  0.1+  0.0     200725 J95  0.0   0.4-
    200720 C95 (0.9+  2.4-)   200722 K96  0.2+  0.1+    200725 J95  0.2+  0.6+
    200720 C95  0.0   0.6-    200722 K96 (0.0   1.1-)   200725 J95  0.3+  0.3+
    200720 I93  0.4+  0.2-    200722 K96  0.1+  0.2-    200726 474  0.2-  0.5-
    200720 I93  0.1+  0.0     200722 033  0.4-  0.3-    200726 474  0.1-  0.4-
    200720 J04  0.2-  0.0     200722 033  0.3-  0.4-    200726 474  0.1+  0.2-
    200720 J04  0.1+  0.1-    200722 033  0.4-  0.2-    200726 474 (4.1-  3.3-)
    200720 J04  0.1-  0.1-    200722 033  0.2-  0.3-    200726 474  0.1-  0.3-
    200720 I93  0.5-  0.5+    200722 204  0.1+  0.1-    200726 474  0.1+  0.3-
    200721 K92  0.8-  0.4-    200722 204  0.1+  0.0     200726 474  0.3+  0.4-
    200721 K92  0.4-  0.3-    200723 474  0.0   0.1+    200726 G17  1.2+  0.5-
    200721 K92  0.2-  0.2-    200723 474  0.1+  0.1-    200726 G17  1.1+  0.6-
    200721 K92  0.2-  0.1-    200723 474  0.0   0.0     200726 104  0.2-  0.2-
    200721 K92  0.4-  0.1-    200723 474  0.1-  0.1+    200726 G17  1.3+  0.6-
    200721 K92  0.6-  0.1-    200723 L34  0.3-  0.4-    200726 104  0.4-  0.0
    200721 K92  0.6-  0.1-    200723 K83  0.3+  0.0     200726 104  0.3-  0.1+
    200721 K92  0.3-  0.0     200723 L34  0.2+  0.5-    200726 204  0.3+  0.2+
    200721 K92  0.6+  0.1-    200723 K83  0.3-  0.1+    200726 204  0.1+  0.2-
    200721 K92  0.3-  0.0     200723 K83  0.7+  0.6-    200726 204  0.1+  0.2+
    200721 K92  0.3-  0.0     200723 K83  0.2+  0.2-    200727 474  0.4-  0.4-
    200721 673  0.0   0.1+    200723 L34  0.5+  0.4-    200727 474  0.4-  0.2+
    200721 673  0.3-  0.1+    200723 104  0.0   0.0     200727 474  0.4-  0.2-
    200721 673  0.2+  0.1-    200723 104  0.1-  0.0     200727 474  0.7-  0.0
    200721 673  0.1+  0.0     200723 104  0.2-  0.3+    200727 474  0.5-  0.1-
    200721 F65  0.6-  0.1-    200723 104  0.0   0.0     200727 474  0.4-  0.2-
    200721 F65  0.7-  0.1-    200723 033  0.7-  0.7-    200727 474  0.2-  0.3+
    200721 F65  0.7-  0.1-    200723 033  0.4-  0.8-    200727 474  1.0-  0.5-
    200721 F65  0.8-  0.1-    200723 033  0.2-  0.3-    200727 474  0.5-  0.3-
    200721 F65  0.7-  0.1-    200723 033  0.5-  0.7-    200727 474  1.0-  0.3-
    200721 T08  0.3+  0.0     200724 474  0.1-  0.0     200727 474  0.8-  0.3-
    200721 568  0.0   0.0     200724 474  0.2+  0.2+    230205 J95  0.3-  0.5-
    200721 568  0.0   0.0     200724 474  0.0   0.0     230205 J95  0.2-  0.2-
    200721 568  0.0   0.0     200724 474  0.2+  0.2-    230205 J95  0.5-  0.6-
    200721 568  0.0   0.0     200724 T14  0.0   0.0     230205 J95  0.4-  0.3-
    200721 T08  0.1-  0.2-    200724 T14  0.0   0.0     230205 J95  0.4-  0.3-
    200721 T08  0.2+  0.3+    200724 T14  0.0   0.0     230206 J95  0.4+  0.1-
    200721 T08  0.3+  0.1+    200724 G17  0.5+  0.2+    230206 J95  0.0   0.1+
    200721 E23  0.0   0.4+    200724 G17  0.6+  0.3+    230206 J95  0.1+  0.1-
    200721 E23  0.2+  0.2+    200724 G17  0.5+  0.2+    230206 J95  0.1+  0.1-
    200721 E23  0.2+  0.2+    200724 204  0.0   0.4+    230206 I93  0.6+  0.5-
    200721 L34  0.3+  0.2+    200724 K83  0.2+  0.5-    230206 I93  0.0   0.1-
    200721 L34  0.2+  0.9+    200724 K83  0.6-  0.2+    230206 I93  0.2-  0.1+
    200721 L34  0.4-  0.1+    200724 K83  0.7-  0.3+    230206 Z80  0.4-  1.2-
    200721 L34  0.0   1.3+    200724 204  0.3-  0.5-    230206 Z80  0.3-  0.3-
    200722 J04  0.2+  0.0     200725 474  0.2+  0.1+
    
    Ephemeris:
    2020 OO1                 a,e,i = 1.05, 0.25, 1                   q = 0.7836
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2023 01 08    21 13 34.9 -17 22 01   0.1340  0.8679    28.5   147.3    29.7
    ...
    2023 01 23    21 45 10.7 -14 02 16   0.05952 0.9291    21.4   157.2    30.2
    ...
    2023 01 31    22 49 32.2 -05 24 52   0.02495 0.9639    31.2   148.0    26.4
    ...
    2023 02 06    04 06 22.6 +28 50 09   0.01332 0.9902   108.3    70.9    19.5
    2023 02 07    05 16 50.6 +30 21 31   0.01557 0.9946   122.7    56.5    19.4
    2023 02 08    06 07 26.8 +29 59 13   0.01864 0.9990   132.7    46.6    19.5
    ...
    2023 02 14    07 57 13.7 +24 53 37   0.04275 1.0252   151.5    27.4    20.8
    ...
    2023 02 22    08 31 03.8 +22 06 00   0.07899 1.0593   151.7    26.3    22.2
    ...
    2023 03 09    08 56 24.8 +19 43 57   0.1541  1.1196   143.1    32.2    23.9
    
    A. U. Tomatic                (C) Copyright 2023 MPC           M.P.E.C. 2023-C47
    


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