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  • MPEC 2013-S57 : 2013 SK20

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    M.P.E.C. 2013-S57                                Issued 2013 Sept. 27, 21:40 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 https://www.minorplanetcenter.net/    ISSN 1523-6714
    
                                       2013 SK20
    
    Observations:
         K13S20K* C2013 09 25.28612 23 52 43.73 -02 52 13.8          19.5 VqES057G96
         K13S20K  C2013 09 25.29196 23 52 39.02 -02 51 30.5          19.6 VqES057G96
         K13S20K  C2013 09 25.29787 23 52 34.28 -02 50 46.1          19.4 VqES057G96
         K13S20K  C2013 09 25.30376 23 52 29.49 -02 50 01.6          19.5 VqES057G96
         K13S20K  C2013 09 25.32974 23 52 07.21 -02 46 52.0          19.2 RtES057H01
         K13S20K  C2013 09 25.33646 23 52 01.75 -02 46 00.5          19.6 RtES057H01
         K13S20K  C2013 09 25.34409 23 51 55.51 -02 45 01.4          19.9 RtES057H01
         K13S20K  C2013 09 25.35016 23 51 50.56 -02 44 14.0          19.7 RtES057H01
         K13S20K  C2013 09 26.20740 23 39 21.52 -00 22 18.9          19.0 VqES057G96
         K13S20K  C2013 09 26.21030 23 39 17.74 -00 21 41.7          18.9 VqES057G96
         K13S20K  C2013 09 26.21321 23 39 14.04 -00 21 05.9          18.3 VqES057G96
         K13S20K  C2013 09 26.21612 23 39 10.20 -00 20 27.8          19.2 VqES057G96
         K13S20K KC2013 09 26.28316523 37 31.00 -00 06 37.6          19.2 VqES057H21
         K13S20K KC2013 09 26.28653323 37 26.43 -00 05 52.2          19.3 VqES057H21
         K13S20K KC2013 09 26.28987423 37 21.94 -00 05 07.1          19.2 VqES057H21
         K13S20K KC2013 09 26.29310323 37 17.58 -00 04 24.0          19.5 VqES057H21
         K13S20K  C2013 09 26.61345 23 30 09.35 +01 16 28.1          19.3 VqES057900
         K13S20K  C2013 09 26.61794 23 30 01.75 +01 17 42.6          19.2 VqES057900
         K13S20K  C2013 09 26.62249 23 29 53.93 +01 19 00.3          19.2 VqES057900
         K13S20K KC2013 09 26.88525 23 22 40.90 +02 38 57.4          18.7 VqES057C43
         K13S20K KC2013 09 26.88819 23 22 34.80 +02 39 56.6          19.4 VqES057C43
         K13S20K KC2013 09 26.89142 23 22 28.50 +02 41 01.3          18.9 VqES057C43
         K13S20K KC2013 09 27.04401023 17 44.75 +03 38 36.3          19.0 VuES057H21
         K13S20K KC2013 09 27.04623323 17 39.72 +03 39 29.4          19.5 VuES057H21
         K13S20K KC2013 09 27.04891223 17 33.69 +03 40 32.9          19.3 VuES057H21
         K13S20K KC2013 09 27.22775 23 10 08.71 +04 56 56.7          18.4 RqES057H36
         K13S20K KC2013 09 27.23122 23 09 59.21 +04 58 31.7          18.6 RqES057H36
         K13S20K KC2013 09 27.23408 23 09 51.28 +04 59 52.0          18.5 RqES057H36
         K13S20K  C2013 09 27.61725 22 50 03.05 +08 32 14.2          18.7 VqES057900
         K13S20K  C2013 09 27.62057 22 49 49.71 +08 34 24.4          18.8 VqES057900
         K13S20K  C2013 09 27.62388 22 49 36.49 +08 36 35.7          19.0 VqES057900
         K13S20K  C2013 09 27.62719 22 49 23.12 +08 38 47.2          18.7 VqES057900
    
    Observer details:
    900 Moriyama.  Observer Y. Ikari.  0.26-m f/7.0 reflector + CCD.
    C43 Hoyerswerda.  Observer P. Lindner.  0.30-m f/6.3 Schmidt-Cassegrain + CCD.
    G96 Mt. Lemmon Survey.  Observers R. E. Hill, A. D. Grauer.  Measurers
        A. Boattini, E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill,
        J. A. Johnson, R. A. Kowalski, S. M. Larson, F. C. Shelly.  1.5-m
        reflector + CCD.
    H01 Magdalena Ridge Observatory, Socorro.  Observer W. H. Ryan.  2.4-m f/8.9
        reflector + CCD.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers T. Vorobjov, L. Buzzi, S. Foglia, T. Linder.  0.61-m f/4.0
        astrograph + CCD, 0.61-m f/4.5 astrograph + CCD.
    H36 Sandlot Observatory, Scranton.  Observer G. Hug.  0.56-m reflector + CCD.
    
    Orbital elements:
    2013 SK20                                                Earth MOID = 0.0049 AU
    Epoch 2013 Nov. 4.0 TT = JDT 2456600.5                  MPC
    M 343.41784              (2000.0)            P               Q
    n   0.72997944     Peri.   88.96766     -0.02478365     -0.99968581
    a   1.2215998      Node     2.46187     +0.87899431     -0.02357726
    e   0.3939278      Incl.    5.00623     +0.47618775     -0.00850838
    P   1.35           H   27.3           G   0.15           U   6
    Residuals in seconds of arc
    130925 G96  0.0   0.3+    130926 G96  0.6-  0.2+    130927 H21  0.4+  0.2-
    130925 G96  0.1-  0.1-    130926 H21  0.3-  0.0     130927 H21  0.1-  0.2+
    130925 G96  0.4+  0.1-    130926 H21  0.6-  0.3+    130927 H21  0.1+  0.1+
    130925 G96  0.1+  0.0     130926 H21  0.2-  0.7+    130927 H36  0.6-  0.2-
    130925 H01  0.1+  0.4-    130926 H21  0.0   0.4+    130927 H36  0.2+  0.9-
    130925 H01  0.3+  0.5-    130926 900  0.1-  0.8+    130927 H36  0.4-  0.4+
    130925 H01  0.1+  0.3-    130926 900  0.7+  0.3-    130927 900  0.4+  0.3-
    130925 H01  0.2+  0.1+    130926 900  0.1+  0.5+    130927 900  0.5-  0.6-
    130926 G96  0.5-  0.3+    130926 C43  0.6+  1.4+    130927 900  0.3+  0.2+
    130926 G96  0.9-  0.6+    130926 C43  1.4-  0.2-    130927 900  0.4-  0.9+
    130926 G96  0.2+  0.7-    130926 C43  2.6+  2.5-
    
    Ephemeris:
    2013 SK20                a,e,i = 1.22, 0.39, 5                   q = 0.7404
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2013 08 28    00 24 44.4 -09 17 31   0.2245  1.2110   150.8    24.0    25.6
    ...
    2013 09 12    00 25 44.4 -08 48 28   0.1135  1.1156   163.1    15.2    23.7
    ...
    2013 09 20    00 18 01.3 -07 25 16   0.05935 1.0629   170.5     9.0    21.9
    ...
    2013 09 26    23 42 53.9 -00 59 44   0.02045 1.0229   172.8     7.1    19.4
    2013 09 27    23 18 52.0 +03 27 34   0.01432 1.0163   166.1    13.8    18.9
    2013 09 28    22 20 47.0 +13 43 21   0.0087821.0096   148.8    31.0    18.4
    ...
    2013 10 04    13 10 15.7 +16 13 29   0.03306 0.9698    21.8   157.4    30.0
    ...
    2013 10 12    12 48 44.1 +12 21 16   0.08587 0.9180    20.3   157.9    32.1
    ...
    2013 10 27    12 45 14.4 +09 14 40   0.1949  0.8300    29.6   143.7    30.7
    
    A. U. Tomatic                (C) Copyright 2013 MPC           M.P.E.C. 2013-S57
    

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