[Iaude] MPEC S240: 2023 SK7 [a=2.10,e=0.47,i=16.7,H=20.4]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Wed Sep 27 09:34:20 EDT 2023


M.P.E.C. 2023-S240                           Issued 2023 September 27, 13:32 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 SK7                                    


Observations:
     K23S07K* C2023 09 19.59055104 02 31.630-03 19 50.93         21.92wXES240F51
     K23S07K  C2023 09 19.61070304 02 31.860-03 20 17.92         22.13wXES240F51
     K23S07K  C2023 09 19.62078704 02 31.963-03 20 31.34         21.90wXES240F51
     K23S07K  C2023 09 20.42328 04 02 44.23 -03 38 26.3                VES240G96
     K23S07K  C2023 09 20.42843 04 02 44.29 -03 38 32.7          21.5 GVES240G96
     K23S07K  C2023 09 20.43357 04 02 44.31 -03 38 39.2                VES240G96
     K23S07K  C2023 09 20.43871 04 02 44.38 -03 38 45.3                VES240G96
     K23S07K KC2023 09 26.43086 04 03 03.19 -05 50 59.3          21.9 RoES240291
     K23S07K KC2023 09 26.43984 04 03 03.07 -05 51 11.5          21.8 RoES240291
     K23S07K KC2023 09 26.44884 04 03 02.99 -05 51 23.3          21.2 RoES240291
     K23S07K KC2023 09 27.43564704 02 54.309-06 12 50.84         21.8 GVES240H01
     K23S07K KC2023 09 27.44234204 02 54.210-06 12 59.37         21.9 GVES240H01
     K23S07K KC2023 09 27.44917504 02 54.108-06 13 08.28         22.1 GVES240H01
     K23S07K KC2023 09 27.45700504 02 53.998-06 13 18.47         21.8 GVES240H01

Observer details:
291 LPL/Spacewatch II.  Observer M. T. Read.  1.8-m f/2.7 reflector + CCD.
F51 Pan-STARRS 1, 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.
G96 Mt. Lemmon Survey.  Observer J. K. Hogan.  Measurers B. Gray, D. Rankin,
    F. C. Shelly.  1.5-m reflector + 10K CCD.
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.

Orbital elements:
2023 SK7                                                 Earth MOID = 0.1370 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M  26.85472              (2000.0)            P               Q                  
n   0.32279502     Peri.  146.98867     +0.58768584     +0.80214758             
a   2.1046740      Node   158.40762     -0.79057258     +0.59711385             
e   0.4731064      Incl.   16.70137     -0.17210566     -0.00378291             
P   3.05           H   20.46          G   0.15           U   9                  
Residuals in seconds of arc
230919 F51  0.1+  0.1+    230920 G96  0.3-  0.2-    230927 H01  0.0   0.1-
230919 F51  0.1+  0.0     230920 G96  0.1+  0.6+    230927 H01  0.0   0.0
230919 F51  0.1-  0.1+    230926 291  0.1+  0.3+    230927 H01  0.0   0.0
230920 G96  0.1-  1.0-    230926 291  0.2-  0.1-    230927 H01  0.1+  0.0
230920 G96  0.1+  0.5-    230926 291  0.2+  0.1-

Ephemeris:
2023 SK7                 a,e,i = 2.10, 0.47, 17                  q = 1.1089
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 08 28    03 41 54.9 +04 47 29   0.7088  1.3265    99.5    48.7    22.2
...
2023 09 12    03 58 47.2 -00 31 06   0.7075  1.4135   109.9    42.1    22.1
...
2023 09 20    04 02 37.9 -03 28 52   0.7086  1.4623   116.1    38.1    22.1
...
2023 09 26    04 03 05.8 -05 41 27   0.7115  1.4996   121.1    34.9    22.0
2023 09 27    04 02 58.5 -06 03 15   0.7123  1.5058   121.9    34.4    22.0
2023 09 28    04 02 47.8 -06 24 54   0.7131  1.5121   122.8    33.9    22.0
...
2023 10 04    04 00 34.5 -08 31 18   0.7197  1.5499   127.8    30.7    22.0
...
2023 10 12    03 54 42.5 -11 05 18   0.7344  1.6007   134.4    26.4    22.0
...
2023 10 27    03 36 57.7 -14 38 21   0.7868  1.6961   144.3    20.0    22.1

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-S240





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