MPEC 2003-S39 : 2003 SR84

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M.P.E.C. 2003-S39                                Issued 2003 Sept. 22, 03:23 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.

         Supported in part by the Steven and Michele Kirsch Foundation
             Prepared using the Tamkin Foundation Computer Network

                              MPC@CFA.HARVARD.EDU
          URL http://cfa-www.harvard.edu/iau/mpc.html  ISSN 1523-6714

                                   2003 SR84

Observations:
     K03S84R* C2003 09 20.19565 22 45 57.23 +16 20 51.8          19.7        644
     K03S84R  C2003 09 20.21682 22 46 02.41 +16 21 15.2          19.0        644
     K03S84R  C2003 09 20.23809 22 46 07.62 +16 21 37.8          19.4        644
     K03S84R  C2003 09 21.26815 22 52 23.19 +16 40 32.2          19.3        704
     K03S84R  C2003 09 21.28021 22 52 27.49 +16 40 46.5          19.3        704
     K03S84R  C2003 09 21.29250 22 52 31.78 +16 41 00.2          20.0        704
     K03S84R  C2003 09 21.30460 22 52 36.21 +16 41 15.6          19.7        704
     K03S84R  C2003 09 21.90634 22 57 36.37 +16 53 50.9          18.3 V      151
     K03S84R  C2003 09 21.90949 22 57 37.84 +16 53 56.0          18.3 V      151
     K03S84R  C2003 09 21.90999 22 57 38.06 +16 53 56.9          18.2 V      151
     K03S84R  C2003 09 21.91072 22 57 38.41 +16 53 57.9          18.3 V      151
     K03S84R  C2003 09 21.91161 22 57 38.84 +16 53 59.6          18.3 V      151
     K03S84R  C2003 09 21.91204 22 57 39.01 +16 53 59.8          18.3 V      151
     K03S84R  C2003 09 21.92622 22 57 47.10 +16 54 51.6          18.8 R      620
     K03S84R  C2003 09 21.93430 22 57 50.85 +16 55 03.5          18.6 R      620
     K03S84R  C2003 09 21.93603022 57 50.34 +16 54 26.5          18.8 V      611
     K03S84R  C2003 09 21.93684022 57 50.63 +16 54 27.4                      611
     K03S84R  C2003 09 21.93818 22 57 52.18 +16 54 24.4          18.4 R      012
     K03S84R  C2003 09 21.93917822 57 51.84 +16 54 31.1                      611
     K03S84R  C2003 09 21.94102 22 57 53.65 +16 54 28.5          18.8 R      012
     K03S84R  C2003 09 21.94249 22 57 54.34 +16 54 31.0          18.8 R      012
     K03S84R  C2003 09 21.94431 22 57 55.15 +16 54 33.9          18.3 R      012
     K03S84R  C2003 09 21.94757 22 57 56.79 +16 54 38.2          18.5 R      012
     K03S84R  C2003 09 21.94926 22 57 57.59 +16 54 41.3          18.5 R      012
     K03S84R  C2003 09 21.96317 22 58 05.62 +16 54 55.4          18.6 R      966
     K03S84R  C2003 09 21.97933 22 58 13.51 +16 55 18.6          19.2 R      966

Observer details:
012 Uccle.  Observer T. Pauwels.  0.85-m f/2.5 Schmidt + CCD.
151 Eschenberg Observatory, Winterthur.  Observer M. Griesser.  0.40-m f/5.8
    Hypergraph + CCD.
611 Starkenburg.  Observer F. Hormuth.  0.45-m f/4.4 reflector + CCD.
620 Observatorio Astronomico de Mallorca.  Observers S. Sanchez, R. Stoss,
    J. Nomen.  0.30-m f/9 Schmidt-Cassegrain + CCD.
644 Palomar Mountain/NEAT.  Observers S. Pravdo, D. MacDonald, K. Lawrence,
    M. Hicks.  1.2-m Schmidt + CCD.
704 Lincoln Laboratory ETS, New Mexico.  Observers M. Blythe, F. Shelly,
    M. Bezpalko, R. Huber, L. Manguso, D. Torres, R. Kracke, M. McCleary,
    H. Stange.  Measurers J. Stuart, R. Sayer, J. Evans, J. Kommers.  1.0-m
    f/2.15 reflector + CCD.
966 Church Stretton.  Observer S. P. Laurie.  0.35-m Schmidt-Cassegrain + CCD.

Orbital elements:
2003 SR84
Epoch 2003 Dec. 27.0 TT = JDT 2453000.5                 MPC
M  23.52284              (2000.0)            P               Q
n   0.44180437     Peri.  229.57962     +0.60108163     -0.79914746
a   1.7073244      Node   183.50178     +0.76721935     +0.57981613
e   0.4765975      Incl.    7.53811     +0.22377520     +0.15867132
P   2.23           H   25.0           G   0.15           U   8
Residuals in seconds of arc
030920 644  0.3+  0.1-    030921 151  0.1-  0.3+    030921 611  0.0   0.2+
030920 644  0.2-  0.0     030921 151  0.0   0.3+    030921 012  0.8+  0.8-
030920 644  0.1-  0.2-    030921 151  0.2+  0.6+    030921 012  0.6+  0.4-
030921 704  0.9-  0.0     030921 151  0.2-  0.2+    030921 012  0.2-  0.2-
030921 704  0.1+  0.0     030921 620  0.7-  0.1-    030921 012  0.9+  0.6-
030921 704  0.6-  0.6-    030921 620  0.4-  0.3-    030921 012  0.7+  0.1+
030921 704  1.1+  1.0+    030921 611  0.0   0.1+    030921 966  0.7-  0.3+
030921 151  0.2+  0.2-    030921 611  1.4-  0.1-    030921 966  0.4-  0.1+
030921 151  0.1+  0.2+    030921 012  0.8-  0.7-

Ephemeris:
2003 SR84                a,e,i = 1.71, 0.48, 8                   q = 0.8936
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2003 09 18    22 37.31   +15 52.2    0.058    1.059   156.2    22.5    20.0
2003 09 19    22 40.61   +16 04.4    0.052    1.053   156.3    22.6    19.8
2003 09 20    22 44.87   +16 18.8    0.046    1.047   156.5    22.5    19.5
2003 09 21    22 50.56   +16 36.3    0.040    1.041   156.9    22.2    19.1
2003 09 22    22 58.43   +16 58.3    0.033    1.035   157.6    21.7    18.7
2003 09 23    23 09.97   +17 27.3    0.027    1.029   158.7    20.7    18.3
2003 09 24    23 28.27   +18 06.6    0.021    1.023   160.3    19.3    17.7
2003 09 25    00 00.93   +18 58.4    0.015    1.018   161.6    18.1    16.9
2003 09 26    01 09.75   +19 34.6    0.010    1.012   156.2    23.6    16.2
2003 09 27    03 43.98   +15 03.1    0.0072   1.007   126.1    53.6    16.3
2003 09 28    06 39.63   +01 49.3    0.0087   1.001    84.2    95.3    18.1
2003 09 29    08 04.40   -05 37.8    0.013    0.996    63.8   115.5    20.1
2003 09 30    08 43.09   -08 47.4    0.019    0.991    55.1   124.0    21.5
2003 10 01    09 04.11   -10 22.8    0.025    0.986    50.9   128.0    22.5
2003 10 02    09 17.15   -11 18.5    0.031    0.981    48.6   130.1    23.1
2003 10 03    09 26.03   -11 54.5    0.037    0.976    47.3   131.1    23.6
2003 10 04    09 32.49   -12 19.4    0.043    0.971    46.5   131.6    24.0
2003 10 05    09 37.44   -12 37.4    0.049    0.967    46.2   131.7    24.3
2003 10 06    09 41.39   -12 51.0    0.056    0.962    46.0   131.6    24.5
2003 10 07    09 44.64   -13 01.5    0.062    0.958    46.1   131.3    24.7
2003 10 08    09 47.40   -13 09.8    0.068    0.953    46.2   130.8    24.9

Brian G. Marsden             (C) Copyright 2003 MPC           M.P.E.C. 2003-S39

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