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  • MPEC 2023-K30 : 2023 JG4

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    M.P.E.C. 2023-K30                                  Issued 2023 May 17, 05:08 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 JG4                                 
    
    
    Observations:
         K23J04G* C2023 05 12.35245615 40 39.486+08 51 28.91         20.48wXEK030F52
         K23J04G  C2023 05 12.36328015 40 44.130+08 52 06.45         20.88wXEK030F52
         K23J04G  C2023 05 12.37412815 40 48.731+08 52 43.44         20.75wXEK030F52
         K23J04G  C2023 05 12.49173915 41 38.134+08 59 21.27         20.72GVEK030F51
         K23J04G  C2023 05 12.49238115 41 38.399+08 59 23.49         20.75GVEK030F51
         K23J04G KC2023 05 13.22563 15 47 23.60 +09 39 34.0          20.8 VqEK030734
         K23J04G mC2023 05 13.23038515 47 27.305+09 39 58.39               VEK030I52
         K23J04G mC2023 05 13.23098415 47 27.578+09 40 00.66         22.16GVEK030I52
         K23J04G mC2023 05 13.23159115 47 27.870+09 40 02.57         20.73GVEK030I52
         K23J04G mC2023 05 13.23219015 47 28.136+09 40 04.55         20.28GVEK030I52
         K23J04G KC2023 05 13.24059 15 47 30.07 +09 40 23.0          21.0 VqEK030734
         K23J04G KC2023 05 13.25554 15 47 36.42 +09 41 11.7          21.3 VqEK030734
         K23J04G 3C2023 05 13.55045415 49 48.440+09 57 51.31         20.41GVEK030T14
         K23J04G 3C2023 05 13.55143515 49 48.861+09 57 54.45         20.51GVEK030T14
         K23J04G 3C2023 05 13.55242115 49 49.282+09 57 57.60         21.60GVEK030T14
         K23J04G KC2023 05 17.18963516 18 01.35 +13 00 58.8          20.6 VuEK030H21
         K23J04G KC2023 05 17.19103316 18 01.92 +13 01 02.8          20.7 VuEK030H21
         K23J04G KC2023 05 17.19522816 18 03.69 +13 01 14.9          20.6 VuEK030H21
    
    Observer details:
    734 Farpoint Observatory, Eskridge.  Observers D. Cromer, G. Hug, D. Goodin,
        R. Valentine.  Measurer G. Hug.  0.70-m f/3.0 reflector + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe, A.
        Schultz, I. Smith.  Measurers S. Chastel, J. Fairlamb, M. Huber, Y.
        Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
    F52 Pan-STARRS 2, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz, I.
        Smith.  Measurers K. Chambers, S. Chastel, T. de Boer, J. Fairlamb, H.
        Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
        Weryk.  1.8-m Ritchey-Chretien + CCD.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers T. Linder, R. Holmes, L. Horn.  0.76-m f/3.0 astrograph + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer K. W. Wierzchos.
        Measurers E. J. Christensen, 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, A. Serrano, F. C. Shelly,
        K. W. Wierzchos.  1.0-m prime focus + CCD.
    T14 Canada-France-Hawaii Telescope, Maunakea.  Observers R. Wainscoat, C.
        Cunningham, N. Manset.  Measurers R. Weryk, R. Wainscoat.  3.6-m Canada-
        France-Hawaii Telescope + CCD.
    
    Orbital elements:
    2023 JG4                                                 Earth MOID = 0.0768 AU
    Epoch 2023 Feb. 25.0 TT = JDT 2460000.5                 Bell                    
    M 321.78148              (2000.0)            P               Q                  
    n   0.45704376     Peri.   28.73527     -0.52274996     +0.85128211             
    a   1.6691583      Node   209.81461     -0.79852816     -0.50757216             
    e   0.3551577      Incl.    5.22646     -0.29847155     -0.13300103             
    P   2.16           H   25.17          G   0.15           U   7                  
    Residuals in seconds of arc
    230512 F52  0.2+  0.0     230513 I52  0.4-  0.1+    230513 T14  0.0   0.0
    230512 F52  0.7+  0.4+    230513 I52  0.1-  0.4+    230513 T14  0.0   0.0
    230512 F52  0.6+  0.2+    230513 I52  0.3+  0.2+    230513 T14  0.0   0.0
    230512 F51  0.0   0.1-    230513 I52  0.4+  0.2+    230517 H21  0.3+  0.1-
    230512 F51  0.1-  0.0     230513 734  0.4+  0.3+    230517 H21  0.0   0.1-
    230513 734  0.2-  1.0+    230513 734  0.5-  0.7-    230517 H21  0.2-  0.2+
    
    Ephemeris:
    2023 JG4                 a,e,i = 1.67, 0.36, 5                   q = 1.0763
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2023 04 17    13 17 53.0 -11 47 03   0.1195  1.1226   174.8     4.6    21.2
    ...
    2023 05 02    14 26 41.6 -01 12 16   0.08501 1.0902   165.9    13.0    20.8
    ...
    2023 05 10    15 22 32.3 +06 36 02   0.07738 1.0805   155.6    22.7    20.9
    ...
    2023 05 16    16 08 50.9 +12 05 11   0.07728 1.0769   147.5    30.3    21.1
    2023 05 17    16 16 31.2 +12 53 02   0.07771 1.0766   146.2    31.5    21.1
    2023 05 18    16 24 06.7 +13 38 18   0.07827 1.0764   145.0    32.6    21.2
    ...
    2023 05 24    17 06 51.3 +17 10 08   0.08385 1.0771   138.9    38.2    21.5
    ...
    2023 06 01    17 53 02.9 +19 21 09   0.09598 1.0831   134.3    42.0    21.9
    ...
    2023 06 16    18 45 37.3 +18 26 57   0.1272  1.1091   134.8    40.5    22.5
    
    M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-K30
    


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