[Iaude] MPEC S47: 2001 SX269 [a=1.88,e=0.35,i=4.0,H=21.6]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Sun Sep 22 17:25:32 EDT 2019


M.P.E.C. 2019-S47                            Issued 2019 September 22, 21:23 UT

     The Minor Planet Electronic Circulars contain information on unusual
         minor planets and routine data on comets.  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

                                   2001 SX269                                   


                           Revision to MPEC 2001-S59                            

Additional Observations:
     K01SQ9X  C2019 08 24.32221619 45 29.370-20 29 45.03         20.8 GVES047F51
     K01SQ9X  C2019 08 24.32287519 45 29.399-20 29 44.64               VES047F51
     K01SQ9X  C2019 08 24.33245719 45 29.519-20 29 35.73         20.7 GVES047F51
     K01SQ9X  C2019 08 24.33311819 45 29.534-20 29 35.04         20.5 GVES047F51
     K01SQ9X  C2019 09 22.28317 20 24 50.001-12 28 43.84         21.4 wUES047F51
     K01SQ9X  C2019 09 22.29549 20 24 51.470-12 28 31.09         21.7 wUES047F51
     K01SQ9X  C2019 09 22.30779 20 24 52.929-12 28 18.29         21.5 wUES047F51
     K01SQ9X  C2019 09 22.32008 20 24 54.397-12 28 05.16         21.3 wUES047F51

Observer details:
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe, E. 
   Magnier, A. Schultz, M. Willman.  Measurers S. Chastel, M. Huber, Y. 
   Ramanjooloo, R. Wainscoat, R. Weryk, K. Chambers, T. de Boer, L. Denneau, J. 
   Fairlamb, H. Flewelling, C.-C. Lin, E. Magnier.  1.8-m Ritchey-Chretien + 
   CCD.

First and last observations above in comparison with prediction:
Residuals in seconds of arc (or zero decimals in degrees), reference and Delta-T
190824 F51   23-    8-    190922 F51   19-    9-    MPO 57845   -7.29 days

Orbital elements:
2001 SX269                                               Earth MOID = 0.2250 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 Veres
M 301.80849              (2000.0)            P               Q
n   0.38228984     Peri.   29.52311     +0.98310720     +0.17742799
a   1.8802151      Node   320.17692     -0.17865797     +0.87689705
e   0.3460923      Incl.    4.02385     -0.03976886     +0.44673355
P   2.58           H   21.6           G   0.15           U   2
Residuals in seconds of arc
010923 644  0.9-  0.3+    010925 704  0.1+  0.8+    011013 644  0.3+  0.4+
010923 644  0.3+  0.1-    010927 711  0.2+  0.3-    011013 644  0.1-  0.0
010923 644  0.0   0.2-    010927 711  0.2+  0.2+    190824 F51  0.1-  0.1+
010925 704  1.2+  0.1-    010927 649  0.2-  0.1-    190824 F51  0.2+  0.1-
010925 704  0.1-  0.4+    010927 649  0.3-  0.3-    190824 F51  0.1-  0.0
010925 704  0.7-  0.5+    010927 649  0.1+  0.1-    190824 F51  0.0   0.0
010925 704  0.5+  0.0     010927 344  1.1-  0.0     190922 F51  0.1-  0.1-
010925 704  0.9+  0.1-    010927 344  1.1-  0.0     190922 F51  0.0   0.1-
010925 704  0.5+  0.3+    011012 540  0.7+  1.3-    190922 F51  0.0   0.1-
010925 704  0.9-  0.2+    011012 540 (0.4+  1.8-)   190922 F51  0.1+  0.2+

Ephemeris:
2001 SX269               a,e,i = 1.88, 0.35, 4                   q = 1.2295
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2019 08 23    19 44 57.3 -20 49 39   0.2988  1.2680   145.1    27.2    20.7
...
2019 09 07    19 57 44.8 -16 48 51   0.3074  1.2419   134.2    35.6    21.0
...
2019 09 15    20 10 23.2 -14 33 38   0.3180  1.2337   129.8    38.8    21.1
...
2019 09 21    20 22 06.4 -12 50 39   0.3286  1.2304   127.0    40.7    21.2
2019 09 22    20 24 13.4 -12 33 23   0.3306  1.2301   126.6    40.9    21.3
2019 09 23    20 26 23.2 -12 16 07   0.3326  1.2298   126.2    41.2    21.3
...
2019 09 29    20 40 13.2 -10 32 09   0.3463  1.2297   124.0    42.5    21.4
...
2019 10 07    21 00 38.3 -08 12 56   0.3683  1.2334   121.6    43.6    21.6
...
2019 10 22    21 42 45.9 -03 53 22   0.4223  1.2515   118.2    44.5    21.9

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-S47




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