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  • MPEC 2024-F17 : 2023 EF

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    M.P.E.C. 2024-F17                                Issued 2024 March 18, 14:14 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 EF                                 
    
    
                               Revision to MPEC 2023-E33                            
    
    Additional Observations:
         K23E00F  C2024 03 14.37420 12 03 58.77 -09 19 23.9          21.9 GVEF017V06
         K23E00F  C2024 03 14.38724 12 03 53.81 -09 19 27.9          21.8 GVEF017V06
         K23E00F 7C2024 03 16.12785211 54 08.934-09 24 22.18         21.7 GVEF017Z84
         K23E00F 7C2024 03 16.13921811 54 04.971-09 24 23.57         21.2 GVEF017Z84
         K23E00F 7C2024 03 16.15058011 54 01.080-09 24 23.24         21.4 GVEF017Z84
    
    Observer details:
    V06 Catalina Sky Survey-Kuiper.  Observer G. J. Leonard.  Measurers B. Gray,
        D. Rankin, F. C. Shelly.  1.55-m reflector + CCD.
    Z84 Calar Alto-Schmidt.  Observers F. Ocana, R. Kresken, M. Micheli, L.
        Conversi.  Measurers F. Ocana, M. Micheli.  0.8-m f/3 Schmidt + CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
    240314 V06 0.10- 0.05-    240316 Z84 0.10- 0.05-    E2024-AG5   -0.02 days
    
    Orbital elements:
    2023 EF                                                  Earth MOID = 0.0292 AU
    Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                 Veres                   
    M 129.84472              (2000.0)            P               Q                  
    n   0.99635425     Peri.   58.33507     +0.71381185     -0.70006236             
    a   0.9927964      Node   346.06319     +0.61179348     +0.63696119             
    e   0.1809856      Incl.    4.67496     +0.34085390     +0.32278961             
    P   0.99           H   26.18          G   0.15           U   2                  
    Residuals in seconds of arc
    230301 G96  0.3+  0.4-    230302 I93  0.4+  0.2-    230312 807  0.2-  0.1-
    230301 G96  0.1+  0.1+    230302 033  0.3+  0.3+    230312 807  0.4-  0.1+
    230301 G96  0.5+  0.2-    230302 033  0.5+  0.4+    230312 807  0.0   0.2-
    230301 G96  0.2+  0.5-    230302 033  0.8+  0.2-    230318 F51  0.1+  0.0
    230301 V06  0.2+  0.3+    230302 H21  0.3-  0.3+    230318 F51  0.0   0.0
    230301 V06  0.1+  0.1-    230302 H21  0.4-  0.1+    230318 F51  0.0   0.0
    230301 V06  0.5+  0.1+    230302 H21  0.4-  0.0     240314 V06  0.0   0.4+
    230301 V06  0.0   0.0     230302 J95  0.0   0.6-    240314 V06 (0.7-  1.1-)
    230301 033  0.3+  0.2+    230302 J95  0.5+  0.1+    240316 Z84  0.1-  0.1-
    230301 033  0.6+  0.2-    230304 I52  0.5+  0.5+    240316 Z84  0.2-  0.7-
    230301 033  0.6+  0.2-    230304 I52  0.7+  0.0     240316 Z84  0.4+  0.4+
    230302 I93  0.0   0.3-    230304 I52  0.2+  0.0
    230302 I93  0.3+  0.3-    230304 I52  0.4+  0.3+
    
    Ephemeris:
    2023 EF                  a,e,i = 0.99, 0.18, 5                   q = 0.8131
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2024 02 17    14 49 15.6 -01 53 12   0.08538 1.0155   106.5    68.9    23.3
    ...
    2024 03 03    13 17 19.9 -07 23 38   0.08419 1.0589   141.9    35.3    22.4
    ...
    2024 03 11    12 24 22.7 -09 00 13   0.09123 1.0799   160.5    17.8    22.1
    ...
    2024 03 17    11 49 33.1 -09 24 48   0.1010  1.0944   169.2     9.8    22.0
    2024 03 18    11 44 24.5 -09 25 44   0.1030  1.0967   169.5     9.5    22.1
    2024 03 19    11 39 28.4 -09 25 58   0.1051  1.0990   169.3     9.7    22.1
    ...
    2024 03 25    11 14 18.9 -09 15 52   0.1197  1.1121   162.8    15.4    22.6
    ...
    2024 04 02    10 51 53.2 -08 47 05   0.1435  1.1277   151.5    25.0    23.4
    ...
    2024 04 17    10 35 56.2 -08 01 15   0.1980  1.1510   134.4    38.6    24.5
    
    A. U. Tomatic                (C) Copyright 2024 MPC           M.P.E.C. 2024-F17
    


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