[Iaude] MPEC S185: 2023 SJ5 [a=1.55,e=0.51,i=12.5,H=24.2]

[mpec at marsden.cfa.harvard.edu]

M.P.E.C. 2023-S185                           Issued 2023 September 24, 14:55 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 at CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714

                                    2023 SJ5                                    


Observations:
     K23S05J* C2023 09 21.31632622 12 51.894+37 56 22.42         21.16wXES185F52
     K23S05J  C2023 09 21.33848622 12 56.487+37 54 37.66         21.42wXES185F52
     K23S05J  C2023 09 21.35025822 12 58.885+37 53 42.15         20.76wXES185F52
     K23S05J  C2023 09 21.42476522 13 14.127+37 47 45.02         21.14GVES185F51
     K23S05J  C2023 09 21.42541122 13 14.262+37 47 42.08         20.84GVES185F51
     K23S05J KC2023 09 22.10962022 15 56.07 +36 55 56.1          20.7 GXES185858
     K23S05J KC2023 09 22.17146422 16 07.49 +36 51 38.8          20.5 GXES185858
     K23S05J KC2023 09 22.17846622 16 08.78 +36 51 09.9          21.2 GXES185858
     K23S05J  C2023 09 22.42153622 16 55.949+36 34 26.74         21.48GVES185F51
     K23S05J  C2023 09 22.42235722 16 56.106+36 34 24.11         21.32GVES185F51
     K23S05J KC2023 09 24.10621522 22 04.49 +34 49 27.4          21.2 VuES185H21
     K23S05J KC2023 09 24.11180822 22 05.23 +34 49 09.3          21.5 VuES185H21
     K23S05J KC2023 09 24.11740022 22 06.01 +34 48 50.6          21.4 VuES185H21
     K23S05J KC2023 09 24.12079122 22 06.48 +34 48 39.3          21.9 VuES185H21

Observer details:
858 Tebbutt Observatory, Edgewood.  Observer F. B. Zoltowski.  0.51-m f/8.1
    Schmidt-Cassegrain + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe, P.
    Minguez, 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, P. Minguez, A.
    Schultz, I. Smith.  Measurers K. Chambers, T. de Boer, J. Bulger, J.
    Fairlamb, H. Gao, M. Huber, C.-C. Lin, T. Lowe, E. Magnier, P. Minguez, Y.
    Ramanjooloo, A. Schultz, I. Smith, 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.

Orbital elements:
2023 SJ5                                                 Earth MOID = 0.0333 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Bell                    
M  26.17183              (2000.0)            P               Q                  
n   0.51257002     Peri.  295.28624     +0.07917846     +0.99376078             
a   1.5463243      Node   338.80638     -0.81851620     +0.01983318             
e   0.5101107      Incl.   12.54931     -0.56900089     +0.10975495             
P   1.92           H   24.21          G   0.15           U   9                  
Residuals in seconds of arc
230921 F52  0.1-  0.1+    230922 858  0.2+  0.7-    230924 H21  0.0   0.1-
230921 F52  0.1+  0.0     230922 858  0.4-  0.4-    230924 H21  0.3-  0.3+
230921 F52  0.1-  0.3+    230922 858  0.2-  0.1+    230924 H21  0.1+  0.1+
230921 F51  0.0   0.0     230922 F51  0.1-  0.6-    230924 H21  0.2+  0.0
230921 F51  0.1+  0.2+    230922 F51  0.0   0.2+

Ephemeris:
2023 SJ5                 a,e,i = 1.55, 0.51, 13                  q = 0.7575
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 08 25    11 12 36.0 -10 33 41   0.1529  0.8764    26.2   149.4    28.2
...
2023 09 09    13 21 32.9 +45 09 17   0.03432 0.9853    49.1   129.4    22.5
...
2023 09 17    21 43 22.3 +46 09 38   0.07250 1.0489   125.3    51.5    20.5
...
2023 09 23    22 18 51.1 +35 55 52   0.1238  1.0977   137.1    38.5    21.4
2023 09 24    22 21 45.6 +34 55 37   0.1328  1.1059   138.2    37.2    21.5
2023 09 25    22 24 18.3 +34 01 53   0.1418  1.1141   139.1    36.2    21.7
...
2023 10 01    22 35 09.6 +30 07 41   0.1972  1.1633   142.1    31.9    22.4
...
2023 10 09    22 44 46.4 +26 54 38   0.2749  1.2286   142.5    29.7    23.1
...
2023 10 24    23 00 34.0 +23 15 42   0.4347  1.3485   137.7    29.8    24.3

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-S185