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  • MPEC 2024-C27 : 2023 EY2

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    M.P.E.C. 2024-C27                              Issued 2024 February 2, 14:10 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 EY2                                 
    
    
                               Revision to MPEC 2023-F46                            
    
    Additional Observations:
         K23E02Y KC2024 01 31.09075023 50 03.970+10 12 39.38         19.98GVEC027I52
         K23E02Y KC2024 01 31.09462223 50 04.528+10 13 00.66         21.47GVEC027I52
         K23E02Y KC2024 01 31.09849223 50 05.068+10 13 21.90         20.97GVEC027I52
         K23E02Y KC2024 02 01.08344923 52 27.574+11 41 49.06         20.52GVEC027I52
         K23E02Y KC2024 02 01.08808923 52 28.232+11 42 13.46         20.70GVEC027I52
         K23E02Y KC2024 02 01.09272323 52 28.873+11 42 38.12         20.63GVEC027I52
         K23E02Y KC2024 02 01.09735523 52 29.543+11 43 02.89         21.34GVEC027I52
    
    Observer details:
    I52 Steward Observatory, Mt. Lemmon Station.  Observer R. A. Kowalski.
        Measurers E. C. Beshore, D. Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs,
        A. D. Grauer, H. Groeller, J. K. Hogan, R. A. Kowalski, S. M. Larson, G.
        J. Leonard, D. Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos.  1.0-m
        prime focus + CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc, reference and Delta-T
    240131 I52  3.8+ 10.8+    240201 I52  4.3+ 10.6+    MPO750185   +0.01 days
    
    Orbital elements:
    2023 EY2                                                 Earth MOID = 0.2068 AU
    Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
    M 215.93446              (2000.0)            P               Q                  
    n   2.10193496     Peri.  205.84485     +0.44661583     +0.68364500             
    a   0.6035638      Node    95.96489     -0.68675956     +0.67543495             
    e   0.3397940      Incl.   35.47485     -0.57349421     -0.27643649             
    P   0.47           H   19.75          G   0.15           U   3                  
    Residuals in seconds of arc
    230313 V00  0.1-  0.1-    230318 V00  0.3+  0.1+    230411 Z84  0.4+  0.3+
    230313 V00  0.0   0.0     230319 I52  0.2-  0.6-    230411 Z84  0.1-  0.1-
    230313 V00  0.0   0.3+    230319 I52  0.2+  0.0     240131 I52  0.1+  0.2-
    230313 V00  0.1+  0.1-    230319 I52  0.3+  0.3-    240131 I52  0.1+  0.1+
    230314 V00  0.3+  0.2+    230320 Z84  0.0   0.1+    240131 I52  0.1-  0.3+
    230314 V00  0.1-  0.1+    230320 Z84  0.2+  0.0     240201 I52  0.4-  0.1+
    230314 V00  0.0   0.2-    230320 Z84  0.1-  0.1-    240201 I52  0.1-  0.2-
    230318 V00  0.4-  0.1-    230321 J04  0.6-  0.0     240201 I52  0.1-  0.1-
    230318 V00  0.0   0.2-    230411 Z84  0.1+  0.0     240201 I52  0.4+  0.1+
    230318 V00  0.1-  0.2+    230411 Z84  0.1-  0.2-
    
    Ephemeris:
    2023 EY2                 a,e,i = 0.60, 0.34, 35                  q = 0.3985
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2024 01 03    21 50 59.7 -33 11 36   0.5416  0.6726    40.7   107.7    21.6
    ...
    2024 01 18    23 08 11.9 -11 26 03   0.4488  0.7519    46.8   107.3    21.4
    ...
    2024 01 26    23 36 11.9 +02 07 48   0.4425  0.7804    50.3   103.8    21.3
    ...
    2024 02 01    23 52 16.5 +11 34 28   0.4535  0.7953    52.5   100.6    21.2
    2024 02 02    23 54 35.9 +13 02 25   0.4563  0.7973    52.8   100.1    21.2
    2024 02 03    23 56 49.5 +14 28 16   0.4594  0.7990    53.1    99.5    21.2
    ...
    2024 02 09    00 08 19.7 +22 17 20   0.4816  0.8066    54.3    96.7    21.2
    ...
    2024 02 17    00 19 11.3 +30 40 44   0.5165  0.8080    54.7    93.9    21.2
    ...
    2024 03 03    00 27 24.8 +40 57 39   0.5776  0.7842    52.2    92.2    21.3
    
    A. U. Tomatic                (C) Copyright 2024 MPC           M.P.E.C. 2024-C27
    


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