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  • MPEC 2023-E82 : 2023 EC1

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    M.P.E.C. 2023-E82                                Issued 2023 March 15, 10:02 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 EC1                                 
    
    
    Observations:
         K23E01C* C2023 03 13.27213510 59 48.080+45 39 00.83               VEE082V00
         K23E01C  C2023 03 13.27709810 59 43.264+45 40 19.31         21.39GVEE082V00
         K23E01C  C2023 03 13.28206010 59 38.508+45 41 38.62         21.45GVEE082V00
         K23E01C  C2023 03 13.28702410 59 33.659+45 42 58.75         21.62GVEE082V00
         K23E01C mC2023 03 13.33515310 58 46.542+45 55 51.02         21.60GVEE082V00
         K23E01C mC2023 03 13.33578910 58 45.916+45 56 01.43         21.73GVEE082V00
         K23E01C mC2023 03 13.33634010 58 45.372+45 56 10.07         21.45GVEE082V00
         K23E01C mC2023 03 13.33689210 58 44.825+45 56 19.03         21.04GVEE082V00
         K23E01C KC2023 03 13.40070910 57 41.280+46 13 18.27         21.0 GVEE082H01
         K23E01C KC2023 03 13.40561510 57 36.393+46 14 36.80         20.9 GVEE082H01
         K23E01C KC2023 03 13.41013010 57 31.903+46 15 49.26         21.5 GVEE082H01
         K23E01C KC2023 03 13.41560410 57 26.460+46 17 16.80         21.4 GVEE082H01
         K23E01C mC2023 03 14.39477110 39 00.551+50 53 15.04         21.48GVEE082V00
         K23E01C mC2023 03 14.39587510 38 59.071+50 53 34.01         21.22GVEE082V00
         K23E01C mC2023 03 14.39642510 38 58.326+50 53 43.51         21.26GVEE082V00
         K23E01C KC2023 03 15.23784710 17 48.69 +55 03 53.4          21.5 VuEE082H21
         K23E01C KC2023 03 15.24519210 17 35.56 +55 06 05.7          21.6 VuEE082H21
         K23E01C KC2023 03 15.25718910 17 13.99 +55 09 40.6          21.8 VuEE082H21
    
    Observer details:
    H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
        Measurer W. H. Ryan.  2.4-m f/8.9 Ritchey-Chretien + CCD.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers T. Linder, R. Holmes, L. Horn.  0.81-m f/4.0 astrograph + CCD.
    V00 Kitt Peak-Bok.  Observer C. Lejoly.  Measurers M. J. Brucker, E. J.
        Christensen, C. E. Woodward, 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, R. S. McMillan, D. Rankin, R. L. Seaman, A.
        Serrano, F. C. Shelly, K. W. Wierzchos.  2.25-m reflector + 4x4K mosaic
        CCD.
    
    Orbital elements:
    2023 EC1                                                 Earth MOID = 0.0701 AU
    Epoch 2023 Feb. 25.0 TT = JDT 2460000.5                 MPC                     
    M 314.89328              (2000.0)            P               Q                  
    n   0.64013119     Peri.  170.90782     +0.43859884     +0.89550241             
    a   1.3333886      Node   125.07150     -0.83021867     +0.43593130             
    e   0.7326613      Incl.    5.29592     -0.34404654     +0.08966231             
    P   1.54           H   24.51          G   0.15           U   9                  
    Residuals in seconds of arc
    230313 V00  0.3-  1.3+    230313 V00  0.1+  0.3-    230314 V00  0.0   0.1+
    230313 V00  0.4-  0.0     230313 V00  0.1+  0.1-    230314 V00  0.0   0.0
    230313 V00  0.2+  0.4-    230313 H01  0.0   0.0     230314 V00  0.1-  0.0
    230313 V00  0.0   0.1+    230313 H01  0.0   0.1-    230315 H21  0.3+  0.1-
    230313 V00  0.1+  0.3-    230313 H01  0.0   0.0     230315 H21  0.3+  0.3+
    230313 V00  0.1+  0.1-    230313 H01  0.1+  0.1-    230315 H21  0.3-  0.0
    
    Ephemeris:
    2023 EC1                 a,e,i = 1.33, 0.73, 5                   q = 0.3565
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2023 02 13    12 14 08.9 +06 54 24   0.4948  1.4123   142.5    25.2    24.9
    ...
    2023 02 28    12 06 51.5 +15 24 26   0.2737  1.2484   158.0    17.3    23.1
    ...
    2023 03 08    11 45 34.5 +27 59 18   0.1729  1.1523   155.8    20.7    22.0
    ...
    2023 03 14    10 47 12.3 +48 59 10   0.1157  1.0759   132.8    42.7    21.6
    2023 03 15    10 24 29.0 +53 51 55   0.1093  1.0628   126.5    48.8    21.7
    2023 03 16    09 52 29.8 +58 51 35   0.1042  1.0496   119.4    55.6    21.7
    ...
    2023 03 22    03 30 03.0 +60 22 38   0.1087  0.9680    71.9   102.0    23.3
    ...
    2023 03 30    01 34 43.0 +33 22 30   0.1813  0.8528    33.3   140.0    27.3
    ...
    2023 04 14    01 00 24.1 +15 24 49   0.3914  0.6192     9.0   165.3    34.7
    
    A. U. Tomatic                (C) Copyright 2023 MPC           M.P.E.C. 2023-E82
    


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