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    • MPEC 2023-K20 : 2023 JW3

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    M.P.E.C. 2023-K20                                  Issued 2023 May 17, 04:50 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 JW3                                 


Observations:
     K23J03W*1C2023 05 11.15673210 47 10.921+32 09 30.92         21.41GVEK020G96
     K23J03W 1C2023 05 11.16209610 47 10.018+32 10 41.30         21.60GVEK020G96
     K23J03W 1C2023 05 11.16746810 47 09.121+32 11 54.13         21.26GVEK020G96
     K23J03W 1C2023 05 11.17285910 47 08.257+32 13 04.44         20.82GVEK020G96
     K23J03W KC2023 05 11.25536510 46 55.247+32 31 12.22         21.60GVEK020I52
     K23J03W KC2023 05 11.25889010 46 54.779+32 31 58.33         21.11GVEK020I52
     K23J03W KC2023 05 11.26242910 46 54.232+32 32 45.38         21.37GVEK020I52
     K23J03W KC2023 05 11.26597210 46 53.764+32 33 31.75         21.45GVEK020I52
     K23J03W 3C2023 05 12.22940410 45 27.485+36 35 51.76         21.2 GVEK020G96
     K23J03W 3C2023 05 12.23167410 45 27.034+36 36 28.55         20.4 GVEK020G96
     K23J03W 3C2023 05 12.23373110 45 26.609+36 37 01.56         20.8 GVEK020G96
     K23J03W KC2023 05 16.93242110 09 46.380+73 01 11.71         20.3 GVEK020J95
     K23J03W KC2023 05 16.94028210 09 29.290+73 06 20.81         20.7 GVEK020J95
     K23J03W KC2023 05 16.95132210 09 04.853+73 13 34.46         21.1 GVEK020J95

Observer details:
G96 Mt. Lemmon Survey.  Observers G. J. Leonard, 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, D.
    Parrott.  1.5-m reflector + 10K CCD, 1.50-m f/1.6 1.5-m reflector + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer R. A. Kowalski.
    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.
J95 Great Shefford.  Observer P. Birtwhistle.  0.41-m f/6.3 Schmidt-Cassegrain
    + CCD.

Orbital elements:
2023 JW3                                                 Earth MOID = 0.0165 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5                 Bell                    
M 333.97689              (2000.0)            P               Q                  
n   0.28699477     Peri.   45.27830     -0.39362654     +0.91918774             
a   2.2762505      Node   201.55053     -0.85261831     -0.37006828             
e   0.5617892      Incl.    1.92381     -0.34365704     -0.13469734             
P   3.43           H   25.71          G   0.15           U   8                  
Residuals in seconds of arc
230511 G96  0.2-  0.0     230511 I52  0.2+  0.2-    230512 G96  0.2-  0.0
230511 G96  0.2-  0.6-    230511 I52  0.3-  0.2+    230516 J95  0.2+  0.2-
230511 G96  0.1-  1.1+    230511 I52  0.0   0.0     230516 J95  0.4+  0.0
230511 G96  0.3+  0.1+    230512 G96  0.4+  0.1-    230516 J95  0.6-  0.2+
230511 I52  0.2-  0.0     230512 G96  0.2+  0.1+

Ephemeris:
2023 JW3                 a,e,i = 2.28, 0.56, 2                   q = 0.9975
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 04 17    11 04 16.7 +05 54 57   0.1460  1.1171   138.5    36.6    23.3
...
2023 05 02    10 53 42.2 +14 35 57   0.07817 1.0464   117.9    58.3    22.4
...
2023 05 10    10 48 31.6 +28 18 11   0.04400 1.0203   102.9    74.7    21.6
...
2023 05 16    10 28 45.3 +63 04 18   0.02397 1.0069    79.7    98.9    21.2
2023 05 17    10 08 16.4 +73 45 41   0.02233 1.0052    74.1   104.7    21.3
2023 05 18    08 07 30.4 +84 51 31   0.02158 1.0037    68.7   110.1    21.6
...
2023 05 24    23 08 33.5 +39 10 13   0.03437 0.9981    64.3   113.9    22.8
...
2023 06 01    23 04 03.2 +18 54 36   0.06734 0.9999    76.2   100.1    23.5
...
2023 06 16    23 04 57.0 +09 25 39   0.1315  1.0313    93.1    79.6    24.1

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-K20

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