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    • MPEC 2001-V15 : 2000 PH30

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    M.P.E.C. 2001-V15                                Issued 2001 Nov. 2, 23:49 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://cfa-www.harvard.edu/iau/mpc.html  ISSN 1523-6714

                                   2000 PH30

                           Revision to MPEC 2000-R06

Observations:
     K00P30H  C2001 07 24.38191 20 32 27.01 -18 36 30.4                      568
     K00P30H  C2001 07 24.42286 20 32 26.83 -18 36 31.1          23.7 R      568
     K00P30H  C2001 07 24.46359 20 32 26.65 -18 36 31.8          23.9 R      568
     K00P30H  C2001 07 25.50785 20 32 22.14 -18 36 49.9                      568
     K00P30H  C2001 09 20.14468 20 28 54.92 -18 50 55.8                      675
     K00P30H  C2001 09 20.19010 20 28 54.80 -18 50 56.6                      675

Observer details:
568 Mauna Kea.  Observers J.-M. Petit, J. Kavelaars, M. Holman, B. Gladman.
    Measurer B. Gladman.  3.6-m Canada-France-Hawaii Telescope + CCD.
675 Palomar Mountain.  Observers P. Nicholson, C. Dumas, A. W. Harris.
    Measurer B. Gladman.  5-m Hale reflector + CCD.

First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees) and reference
010724 568 0.20+ 0.05+    010920 675 0.19+ 0.05+    MPO  3965

Orbital elements:
2000 PH30
Epoch 2001 Oct. 18.0 TT = JDT 2452200.5                 Marsden
M 336.67465              (2000.0)            P               Q
n   0.00164228     Peri.  238.71091     +0.98789294     -0.10752171
a  71.1495134      Node   127.22539     +0.13792862     +0.93871965
e   0.4427693      Incl.    8.07374     -0.07101572     +0.32748208
P 600              H    7.8           G   0.15           U   6
Residuals in seconds of arc
000805 568  0.2-  0.1-    000806 568  0.1-  0.2-    010725 568  0.0   0.0
000805 568  0.3+  0.0     010724 568  0.1+  0.0     010920 675  0.2+  0.1+
000805 568  0.4+  0.2+    010724 568  0.1+  0.0     010920 675  0.0   0.2-
000806 568  0.1+  0.1+    010724 568  0.1+  0.1+

Ephemeris:
2000 PH30                a,e,i = 71.15, 0.44, 8                  q = 39.647
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2001 10 28    20 28.46   -18 53.8   46.799   46.812    90.2     1.2    24.7
2001 11 07    20 28.68   -18 53.3   46.962   46.804    80.2     1.2    24.7
2001 11 17    20 29.06   -18 52.4   47.120   46.795    70.3     1.1    24.7
2001 11 27    20 29.57   -18 50.9   47.267   46.786    60.3     1.0    24.7
2001 12 07    20 30.21   -18 48.9   47.401   46.778    50.3     0.9    24.7
2001 12 17    20 30.96   -18 46.6   47.515   46.769    40.3     0.8    24.7
2001 12 27    20 31.81   -18 43.9   47.606   46.760    30.3     0.6    24.7

Brian G. Marsden             (C) Copyright 2001 MPC           M.P.E.C. 2001-V15

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