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  • MPEC 2023-K37 : 2023 JS4

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    M.P.E.C. 2023-K37                                  Issued 2023 May 17, 10:03 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
    
                                    2023 JS4                                 
    
    
    Observations:
         K23J04S*1C2023 05 14.40592617 37 28.938+16 06 07.34         20.45GVEK037G96
         K23J04S 1C2023 05 14.41104117 37 36.988+16 06 26.93         19.90GVEK037G96
         K23J04S 1C2023 05 14.41615817 37 44.947+16 06 46.62         20.05GVEK037G96
         K23J04S 1C2023 05 14.42130817 37 52.950+16 07 06.06         20.16GVEK037G96
         K23J04S KC2023 05 14.46165517 38 56.510+16 09 38.70               VEK037I52
         K23J04S KC2023 05 14.46471017 39 01.360+16 09 50.50         20.75GVEK037I52
         K23J04S mC2023 05 15.37214418 06 13.356+17 06 10.73         20.17GVEK037V00
         K23J04S mC2023 05 15.37246318 06 13.957+17 06 11.95         20.44GVEK037V00
         K23J04S mC2023 05 15.37278418 06 14.551+17 06 13.14         20.21GVEK037V00
         K23J04S KC2023 05 16.31975318 39 45.440+17 55 33.80         19.69GVEK037V06
         K23J04S KC2023 05 16.32015618 39 46.370+17 55 34.60         20.20GVEK037V06
         K23J04S KC2023 05 16.32096318 39 48.150+17 55 37.10         20.51GVEK037V06
         K23J04S KC2023 05 17.01761519 07 42.41 +18 19 14.8          19.5 GXEK037I93
         K23J04S KC2023 05 17.02279419 07 55.21 +18 19 23.6          19.5 GXEK037I93
         K23J04S KC2023 05 17.02794919 08 07.96 +18 19 32.4          19.6 GXEK037I93
    
    Observer details:
    G96 Mt. Lemmon Survey.  Observer D. Rankin.  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.  1.5-m reflector + 10K
        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.
    I93 St Pardon de Conques.  Observer F. Losse.  0.40-m f/3.7 reflector + CCD.
    V00 Kitt Peak-Bok.  Observer H. Groeller.  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.
    V06 Catalina Sky Survey-Kuiper.  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.  1.55-m
        reflector + 1K CCD.
    
    Orbital elements:
    2023 JS4                                                 Earth MOID = 0.0204 AU
    Epoch 2023 Feb. 25.0 TT = JDT 2460000.5                 Bell                    
    M 332.31125              (2000.0)            P               Q                  
    n   0.24180314     Peri.  209.28462     +0.19739246     +0.97516141             
    a   2.5516910      Node    72.25190     -0.87765528     +0.22145400             
    e   0.6413916      Incl.    6.05611     -0.43675786     -0.00428328             
    P   4.08           H   24.91          G   0.15           U   9                  
    Residuals in seconds of arc
    230514 G96  0.2-  0.0     230514 I52  0.2+  0.2+    230516 V06  0.3+  0.2-
    230514 G96  0.7+  0.1-    230515 V00  0.1+  0.0     230516 V06  0.0   0.0
    230514 G96  0.1+  0.1+    230515 V00  0.0   0.0     230517 I93  0.2-  0.4-
    230514 G96  0.7-  0.2-    230515 V00  0.1-  0.1+    230517 I93  0.2-  0.4-
    230514 I52  0.0   0.1-    230516 V06  0.1-  0.2+    230517 I93  0.1-  0.1-
    
    Ephemeris:
    2023 JS4                 a,e,i = 2.55, 0.64, 6                   q = 0.9151
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2023 04 17    14 51 00.7 +03 56 03   0.2751  1.2614   157.0    18.1    23.6
    ...
    2023 05 02    15 23 45.8 +07 44 40   0.1428  1.1377   154.1    22.8    22.1
    ...
    2023 05 10    16 17 50.6 +11 56 01   0.08166 1.0779   145.6    31.9    21.0
    ...
    2023 05 16    18 27 42.8 +17 41 26   0.04706 1.0372   122.8    55.0    20.4
    2023 05 17    19 06 48.9 +18 20 29   0.04393 1.0308   115.5    62.3    20.4
    2023 05 18    19 50 41.0 +18 28 00   0.04211 1.0245   107.1    70.6    20.6
    ...
    2023 05 24    23 28 57.7 +10 02 59   0.05913 0.9899    66.0   110.9    23.0
    ...
    2023 06 01    01 01 12.8 +03 18 38   0.1136  0.9526    54.6   119.8    24.9
    ...
    2023 06 16    01 52 53.9 +00 54 14   0.2294  0.9163    58.3   109.4    25.7
    
    M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-K37
    


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