[Iaude] MPEC S254: 2023 SW7 [a=1.88,e=0.43,i=27.0,H=21.7]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Thu Sep 28 07:14:56 EDT 2023


M.P.E.C. 2023-S254                           Issued 2023 September 28, 11:13 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 SW7                                    


Observations:
     K23S07W* C2023 09 25.58927505 01 04.067-12 04 39.96         21.31wXES254F52
     K23S07W  C2023 09 25.60099705 01 02.915-12 03 34.19         21.44wXES254F52
     K23S07W  C2023 09 25.61271505 01 01.748-12 02 28.50         20.89wXES254F52
     K23S07W  C2023 09 25.62444005 01 00.584-12 01 22.88         21.12wXES254F52
     K23S07W KC2023 09 26.43772104 59 49.772-10 44 12.16         20.53GVES254I52
     K23S07W KC2023 09 26.43907504 59 49.650-10 44 04.38         20.65GVES254I52
     K23S07W KC2023 09 26.44042104 59 49.506-10 43 56.46         20.49GVES254I52
     K23S07W 2C2023 09 26.60653504 59 33.973-10 27 49.54         21.1 GWES254T12
     K23S07W 2C2023 09 26.60986004 59 33.628-10 27 30.77         21.3 GWES254T12
     K23S07W 2C2023 09 26.61336004 59 33.260-10 27 10.53         21.2 GWES254T12
     K23S07W KC2023 09 27.40538304 58 20.209-09 09 46.23         20.7 GVES254H01
     K23S07W KC2023 09 27.41230704 58 19.476-09 09 05.14         20.3 GVES254H01
     K23S07W  C2023 09 27.42009404 58 18.634-09 08 19.06         21.2 GVES254H01
     K23S07W  C2023 09 27.42659704 58 17.949-09 07 40.29         20.5 GVES254H01
     K23S07W KC2023 09 28.39233904 56 43.268-07 30 38.43         20.6 GVES254H01
     K23S07W  C2023 09 28.39900304 56 42.511-07 29 57.90         21.0 GVES254H01
     K23S07W  C2023 09 28.40786104 56 41.519-07 29 03.78         20.4 GVES254H01
     K23S07W  C2023 09 28.41377304 56 40.850-07 28 27.94         20.6 GVES254H01

Observer details:
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.
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.
I52 Steward Observatory, Mt. Lemmon Station.  Observer A. Serrano.  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.
T12 University of Hawaii 88-inch telescope, Maunakea.  Observer J. Fairlamb.
    Measurers Y. Ramanjooloo, R. Wainscoat.  2.24-m University of Hawaii
    reflector + CCD.

Orbital elements:
2023 SW7                                                 Earth MOID = 0.1482 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M   5.16758              (2000.0)            P               Q                  
n   0.38336997     Peri.  315.73826     +0.92235176     +0.32425481             
a   1.8766819      Node    27.51872     -0.07600303     +0.68536555             
e   0.4331639      Incl.   27.04190     -0.37880176     +0.65202214             
P   2.57           H   21.70          G   0.15           U   9                  
Residuals in seconds of arc
230925 F52  0.0   0.2+    230926 I52  0.0   0.1+    230927 H01  0.1-  0.1-
230925 F52  0.1+  0.2+    230926 T12  0.1-  0.1+    230927 H01  0.0   0.1+
230925 F52  0.1+  0.1+    230926 T12  0.0   0.4-    230928 H01  0.1+  0.1+
230925 F52  0.1+  0.3-    230926 T12  0.0   0.4-    230928 H01  0.0   0.0
230926 I52  0.2-  0.0     230927 H01  0.0   0.1-    230928 H01  0.0   0.1+
230926 I52  0.1+  0.1-    230927 H01  0.0   0.0     230928 H01  0.0   0.1-

Ephemeris:
2023 SW7                 a,e,i = 1.88, 0.43, 27                  q = 1.0638
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 08 29    05 16 57.5 -40 48 09   0.3880  1.0639    87.2    71.5    22.3
...
2023 09 13    05 13 07.1 -28 11 39   0.3130  1.0740    93.9    69.2    21.8
...
2023 09 21    05 06 43.9 -18 44 16   0.2748  1.0893   100.7    64.9    21.4
...
2023 09 27    04 58 57.5 -09 49 21   0.2505  1.1051   107.8    59.8    21.1
2023 09 28    04 57 21.5 -08 10 05   0.2470  1.1080   109.1    58.7    21.0
2023 09 29    04 55 39.6 -06 27 56   0.2437  1.1111   110.5    57.6    20.9
...
2023 10 05    04 43 10.5 +04 39 57   0.2288  1.1312   119.7    50.2    20.6
...
2023 10 13    04 19 09.8 +20 48 58   0.2255  1.1624   132.5    39.2    20.4
...
2023 10 28    03 10 25.7 +44 45 52   0.2775  1.2321   145.3    27.3    20.6

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-S254





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