MPEC 2002-K28 : COMET C/2002 E2 (SNYDER-MURAKAMI)

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M.P.E.C. 2002-K28                                Issued 2002 May 20, 20:22 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

                       COMET C/2002 E2 (SNYDER-MURAKAMI)

Observations:
    CK02E020  C2002 05 08.62773 19 18 58.71 +64 17 47.7          14.7 N      379
    CK02E020  C2002 05 08.62873 19 18 58.38 +64 17 51.6          14.7 N      379
    CK02E020  C2002 05 08.64972 19 18 57.03 +64 18 55.9          14.8 N      379
    CK02E020  C2002 05 11.99898 19 14 14.61 +67 04 09.8          14.2 T      049
    CK02E020  C2002 05 12.00036 19 14 14.57 +67 04 14.5          14.2 T      049
    CK02E020  C2002 05 12.00114 19 14 14.40 +67 04 16.3          14.4 T      049
    CK02E020  C2002 05 12.00224 19 14 14.37 +67 04 19.4          14.1 T      049
    CK02E020  C2002 05 12.00465 19 14 14.20 +67 04 26.4          14.3 T      049
    CK02E020  C2002 05 12.02016 19 14 12.94 +67 05 08.2          14.7 T      458
    CK02E020  C2002 05 12.02394 19 14 12.11 +67 05 19.9          14.8 T      458
    CK02E020  C2002 05 12.03173 19 14 11.61 +67 05 44.2          14.8 T      458
    CK02E020  C2002 05 12.04144 19 14 10.69 +67 06 13.1          11.4 T      212
    CK02E020  C2002 05 12.04682 19 14 10.22 +67 06 28.2          11.4 T      212
    CK02E020  C2002 05 12.59334 19 13 15.14 +67 32 09.9          13.3 T      367
    CK02E020  C2002 05 12.59462 19 13 14.95 +67 32 13.2                      367
    CK02E020  C2002 05 12.59589 19 13 14.87 +67 32 16.6                      367
    CK02E020  C2002 05 12.88543 19 12 44.42 +67 45 42.5          14.7 N      213
    CK02E020  C2002 05 12.88797 19 12 43.89 +67 45 50.2          14.6 N      213
    CK02E020  C2002 05 12.89084 19 12 43.45 +67 46 01.3          14.7 N      213
    CK02E020  C2002 05 13.08156 19 12 22.71 +67 54 51.7          15.3 T      636
    CK02E020  C2002 05 13.08221 19 12 22.70 +67 54 53.8          15.3 T      636
    CK02E020  C2002 05 13.08285 19 12 22.62 +67 54 55.1          15.3 T      636
    CK02E020  C2002 05 13.08348 19 12 22.50 +67 54 57.0          15.6 T      636
    CK02E020  C2002 05 13.08414 19 12 22.41 +67 54 58.6          15.4 T      636
    CK02E020  C2002 05 13.10148 19 12 20.64 +67 55 47.4          11.3 T      212
    CK02E020  C2002 05 13.10405 19 12 20.27 +67 55 54.5          11.4 T      212
    CK02E020  C2002 05 13.64757 19 11 20.19 +68 20 47.4                      342
    CK02E020  C2002 05 13.65660 19 11 19.09 +68 21 12.8                      342
    CK02E020  C2002 05 13.81422 19 11 01.11 +68 28 17.6                      057
    CK02E020  C2002 05 13.81894 19 11 00.51 +68 28 32.5                      057
    CK02E020  C2002 05 14.87335 19 08 52.47 +69 15 40.2          15.0 T      619
    CK02E020  C2002 05 14.87766 19 08 51.91 +69 15 51.5          14.8 T      619
    CK02E020  C2002 05 14.87971 19 08 51.76 +69 15 56.4          15.2 T      619
    CK02E020  C2002 05 14.93346 19 08 44.99 +69 18 20.4          14.6 N      213
    CK02E020  C2002 05 14.93502 19 08 44.69 +69 18 24.3          14.6 N      213
    CK02E020  C2002 05 15.83652 19 06 45.05 +69 57 36.3          15.3 N      235
    CK02E020  C2002 05 15.95388 19 06 28.92 +70 02 38.5          15.0 T      215
    CK02E020  C2002 05 15.95441 19 06 28.83 +70 02 39.8          15.0 T      215
    CK02E020  C2002 05 15.95491 19 06 28.77 +70 02 41.2          15.1 T      215
    CK02E020  C2002 05 16.01571 19 06 20.02 +70 05 18.1                      046
    CK02E020  C2002 05 16.01663 19 06 19.92 +70 05 20.5                      046
    CK02E020  C2002 05 16.01723 19 06 19.84 +70 05 22.0                      046
    CK02E020  C2002 05 18.92640 18 58 41.79 +72 04 39.0          15.1 T      458
    CK02E020  C2002 05 18.93613 18 58 39.80 +72 05 03.3          15.1 T      458
    CK02E020  C2002 05 18.94090 18 58 38.78 +72 05 15.0          15.0 T      458

Observer details:
046 Klet.  Observer M. Kocer.  0.57-m f/5.2 reflector + CCD.
049 Uppsala-Kvistaberg.  Observers B. Davidsson, O. Karlsson, C.-I. Lagerkvist,
    T. Oja, J. Warell.  Measurers G. Hahn, O. Karlsson, C.-I. Lagerkvist,
    S. Mottola, J. Warell.  1.0-m Schmidt + CCD,
057 Belgrade.  Observers Vl. Benishek, V. Protitch-Benishek, B. Benishek.
    0.11-m f/12 Zeiss visual astrograph + CCD.  0.135-m f/12 Askania astrograph
    + CCD.
212 Observatorio La Dehesilla.  Observer I. Almendros.  0.26-m f/10
    Schmidt-Cassegrain + CCD.
213 Observatorio Montcabre.  Observer R. Naves N.  Measurer M. Campas.  0.25-m
    f/3.3 Schmidt-Cassegrain + CCD.
215 Buchloe.  Observer W. Hasubick.  0.44-m f/4.6 reflector + CCD.
235 CAST Observatory, Talmassons.  Observers R. Ligustri, P. Beltrame,
    V. Savani, G. Degano.  0.35-m f/3.5 reflector + CCD.
342 Shishikui.  Observer H. Maeno.  0.15-m f/5.0 reflector + CCD.
367 Yatsuka.  Observer H. Abe.  0.26-m f/6.0 reflector + CCD.
379 Hamamatsu-Yuto.  Observer S. Wakuda.  0.25-m f/5.0 Schmidt-Cassegrain
    + CCD.
458 Guadarrama Observatory.  Observer D. Rodriguez.  0.20-m f/4 reflector
    + CCD.
619 Sabadell.  Observer F. Casarramona.  0.51-m f/3.9 reflector + CCD.
636 Essen.  Observer A. Knoefel.  0.32-m f/5.7 reflector + CCD.

Orbital elements:
    C/2002 E2 (Snyder-Murakami)
Epoch 2002 Feb. 15.0 TT = JDT 2452320.5
T 2002 Feb. 21.77981 TT                                 MPC
q   1.4663217            (2000.0)            P               Q
z  -0.0002197      Peri.    9.02342     -0.43023382     +0.02772604
 +/-0.0000487      Node   244.57953     -0.87798119     -0.24523586
e   1.0003222      Incl.   92.54432     -0.20987591     +0.96906689
From 465 observations 2002 Mar. 12-May 18, mean residual 0".55.

     The "original" and "future" barycentric values of 1/a are +0.000389
and -0.000079 (+/- 0.000049) AU**-1, respectively.

Brian G. Marsden             (C) Copyright 2002 MPC           M.P.E.C. 2002-K28

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