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  • MPEC 2008-S43 : 2008 SW1

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    M.P.E.C. 2008-S43                                Issued 2008 Sept. 24, 01:58 UT
    
         The Minor Planet Electronic Circulars contain information on unusual
             minor planets and routine data on comets.  They are published
       on behalf of Commission 20 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 http://www.cfa.harvard.edu/iau/mpc.html  ISSN 1523-6714
    
                                       2008 SW1
    
    Observations:
         K08S01W* C2008 09 23.31579 02 23 28.60 +19 50 29.0          19.3 V ES043703
         K08S01W  C2008 09 23.32436 02 23 31.59 +19 49 49.5          18.2 V ES043703
         K08S01W  C2008 09 23.33293 02 23 34.36 +19 49 11.4          19.3 V ES043703
         K08S01W  C2008 09 23.34160 02 23 37.32 +19 48 30.5          20.2 V ES043703
         K08S01W  C2008 09 23.39799 02 23 55.96 +19 44 16.6          19.4 V ES043703
         K08S01W  C2008 09 23.39942 02 23 56.50 +19 44 08.6          19.5 V ES043703
         K08S01W  C2008 09 23.40086 02 23 57.08 +19 44 03.4          20.0 V ES043703
         K08S01W  C2008 09 23.40228 02 23 57.44 +19 43 55.6          19.9 V ES043703
         K08S01W  C2008 09 23.40520 02 23 58.36 +19 43 43.2          20.7 V ES043691
         K08S01W  C2008 09 23.42283 02 24 04.26 +19 42 22.0          19.8 V ES043691
         K08S01W  C2008 09 23.43524 02 24 07.45 +19 41 17.7          20.4 V ES043H55
         K08S01W  C2008 09 23.44032 02 24 09.17 +19 40 53.7                 ES043H55
         K08S01W  C2008 09 23.44045 02 24 10.02 +19 41 01.9          19.8 V ES043691
         K08S01W  C2008 09 23.44441 02 24 10.55 +19 40 34.3          20.5 V ES043H55
         K08S01W 5C2008 09 23.45185 02 24 14.22 +19 40 07.0          19.8 R ES043673
         K08S01W 5C2008 09 23.45579 02 24 15.50 +19 39 49.6                 ES043673
         K08S01W 5C2008 09 23.46123 02 24 17.41 +19 39 24.0                 ES043673
         K08S01W 5C2008 09 23.46597 02 24 18.91 +19 39 02.2                 ES043673
         K08S01W  C2008 09 23.46974 02 24 19.80 +19 38 45.3          19.4 V ES043703
         K08S01W  C2008 09 23.47047 02 24 20.16 +19 38 43.3          19.0 V ES043703
         K08S01W  C2008 09 23.47119 02 24 20.41 +19 38 37.9          19.9 V ES043703
         K08S01W  C2008 09 23.47193 02 24 20.44 +19 38 35.5          18.6 V ES043703
         K08S01W  C2008 09 23.99693 02 27 25.08 +18 57 58.5          19.6 C ES043A13
         K08S01W  C2008 09 24.00581 02 27 28.06 +18 57 16.7          19.8 C ES043A13
    
    Observer details:
    673 Table Mountain Observatory, Wrightwood.  Observer J. Young.  0.61-m f/16
        Cassegrain + CCD.
    691 Steward Observatory, Kitt Peak.  Observer R. S. McMillan.  0.9-m f/3
        reflector + CCD.
    703 Catalina Sky Survey.  Observer R. E. Hill.  Measurers E. C. Beshore,
        A. Boattini, G. J. Garradd, A. R. Gibbs, A. D. Grauer, R. E. Hill,
        R. A. Kowalski, S. M. Larson, R. H. McNaught.  0.68-m Schmidt + CCD.
    A13 Observatoire Naef, Marly.  Observer P. Kocher.  0.5-m f/3.3 Hypergraph
        + CCD.
    H55 Astronomical Research Observatory, Charleston.  Observer R. Holmes.
        Measurer H. Devore.  0.61-m f/4.0 astrograph + CCD.
    
    Orbital elements:
    2008 SW1                                                 Earth MOID = 0.1522 AU
    Epoch 2008 Nov. 30.0 TT = JDT 2454800.5                 MPC
    M  14.99297              (2000.0)            P               Q
    n   0.26350020     Peri.  187.52068     +0.95710777     -0.28585917
    a   2.4096210      Node   189.49888     +0.27848977     +0.95262643
    e   0.5224581      Incl.   16.62474     +0.07992599     +0.10386249
    P   3.74           H   21.6           G   0.15           U   8
    Residuals in seconds of arc
    080923 703  0.8-  0.2+    080923 691  0.7-  0.4+    080923 673  1.7+  0.1-
    080923 703  1.0+  0.6-    080923 691  0.1+  0.1-    080923 673  0.6+  0.0
    080923 703  0.2-  0.1+    080923 H55  0.4-  0.3+    080923 703  0.2+  0.5-
    080923 703  0.8+  1.5-    080923 H55  0.2-  0.3-    080923 703  1.8+  0.9+
    080923 703  0.3-  1.2+    080923 691  1.1-  0.7+    080923 703  2.0+  1.2-
    080923 703  0.6+  0.3-    080923 H55  0.1-  0.7-    080923 703  1.1-  0.2-
    080923 703  2.1+  1.1+    080923 673  0.6+  0.2-    080923 A13  0.1-  0.3+
    080923 703  0.5+  0.2-    080923 673  0.2+  0.5+    080924 A13  0.1+  0.3-
    
    Ephemeris:
    2008 SW1                 a,e,i = 2.41, 0.52, 17                  q = 1.1507
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2008 09 21    02 09.84   +22 39.1    0.197    1.161   139.5    34.2    19.8
    2008 10 01    03 05.52   +09 10.7    0.186    1.151   140.8    33.3    19.6
    2008 10 11    03 48.84   -04 45.4    0.199    1.153   137.7    35.6    19.9
    2008 10 21    04 17.56   -15 20.2    0.231    1.167   133.8    38.0    20.3
    2008 10 31    04 33.71   -21 59.9    0.273    1.192   131.5    38.6    20.7
    2008 11 10    04 40.81   -25 30.3    0.322    1.226   131.0    37.6    21.1
    2008 11 20    04 42.36   -26 39.6    0.376    1.269   131.4    35.7    21.5
    2008 11 30    04 41.23   -26 01.7    0.435    1.319   132.2    33.7    21.8
    
    Sonia Keys                   (C) Copyright 2008 MPC           M.P.E.C. 2008-S43
    

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