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IAU Minor Planet Center

Minor Planet Center

MPEC 2004-J52 : 2004 JR1

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Read MPEC 2004-J51 Read MPEC 2004-J53


M.P.E.C. 2004-J52                                Issued 2004 May 12, 17:43 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

                                   2004 JR1

Observations:
     K04J01R* C2004 05 11.33550 18 19 15.52 +37 48 33.2          18.9   EJ052704
     K04J01R  C2004 05 11.34487 18 19 16.34 +37 48 43.2          19.5   EJ052704
     K04J01R  C2004 05 11.35415 18 19 17.17 +37 48 53.1          19.6   EJ052704
     K04J01R  C2004 05 11.36351 18 19 18.01 +37 49 01.9          19.0   EJ052704
     K04J01R  C2004 05 11.37279 18 19 18.88 +37 49 12.6          19.2   EJ052704
     K04J01R  C2004 05 11.97814 18 20 16.14 +37 59 37.6                 EJ052246
     K04J01R  C2004 05 11.97956 18 20 16.27 +37 59 38.8                 EJ052246
     K04J01R  C2004 05 11.98037 18 20 16.33 +37 59 39.7                 EJ052246
     K04J01R  C2004 05 11.98130 18 20 16.44 +37 59 40.9                 EJ052246
     K04J01R  C2004 05 11.98221 18 20 16.52 +37 59 42.1                 EJ052246
     K04J01R  C2004 05 11.98307 18 20 16.59 +37 59 43.2                 EJ052246
     K04J01R  C2004 05 12.26910 18 20 43.85 +38 04 39.2          18.4 R EJ052H06
     K04J01R  C2004 05 12.27103 18 20 44.03 +38 04 41.1          18.6 R EJ052H06
     K04J01R  C2004 05 12.27295 18 20 44.17 +38 04 43.6          18.6 R EJ052H06
     K04J01R  C2004 05 12.38870 18 20 54.79 +38 06 44.4          19.5 R EJ052854
     K04J01R  C2004 05 12.39088 18 20 54.86 +38 06 46.4          19.4 R EJ052854
     K04J01R  C2004 05 12.39306 18 20 55.02 +38 06 49.5          19.6 R EJ052854
     K04J01R  C2004 05 12.43903 18 20 59.09 +38 07 36.6          19.2 R EJ052926
     K04J01R  C2004 05 12.44130 18 20 59.32 +38 07 39.4          19.4 R EJ052926
     K04J01R  C2004 05 12.44354 18 20 59.54 +38 07 42.0          19.2 R EJ052926

Observer details:
246 Klet Observatory-KLENOT.  Observer M. Tichy.  1.06-m KLENOT Telescope
    + 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, A. Milner.  Measurers J. Stuart, R. Sayer, J. Evans, J. Kommers.
    1.0-m f/2.15 reflector + CCD.
854 Sabino Canyon Observatory, Tucson.  Observer J. E. McGaha.  0.356-m f/10.0
    Schmidt-Cassegrain + CCD.
926 Tenagra II Observatory.  Observers P. R. Holvorcem, M. Schwartz.  0.81-m
    f/7 Ritchey-Chretien + CCD.
H06 New Mexico Skies Observatory.  Observer R. Hutsebaut.  0.30-m reflector
    + CCD.

Orbital elements:
2004 JR1
Epoch 2004 Apr. 25.0 TT = JDT 2453120.5                 MPC
M 343.52107              (2000.0)            P               Q
n   0.19095616     Peri.  167.22837     +0.51247830     +0.78147723
a   2.9866221      Node   132.26470     -0.82406914     +0.56409638
e   0.6041561      Incl.   28.74459     -0.24140432     -0.26662448
P   5.16           H   17.7           G   0.15
From 20 observations 2004 May 11-12.

Ephemeris:
2004 JR1                 a,e,i = 2.99, 0.60, 29                  q = 1.1822
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2004 05 05    18 09.17   +35 53.6    0.807    1.488   109.6    39.7    19.7
2004 05 15    18 24.99   +38 50.4    0.725    1.423   109.0    42.2    19.4
2004 05 25    18 40.46   +41 15.9    0.645    1.363   108.5    44.8    19.1
2004 06 04    18 56.15   +42 55.2    0.566    1.309   108.4    47.4    18.8
2004 06 14    19 12.88   +43 29.5    0.486    1.262   109.2    49.5    18.5
2004 06 24    19 31.79   +42 25.4    0.405    1.225   111.6    50.5    18.1
2004 07 04    19 54.64   +38 37.6    0.325    1.199   116.9    49.2    17.5
2004 07 14    20 23.23   +29 49.8    0.250    1.185   127.2    43.1    16.7
2004 07 24    20 58.74   +11 53.2    0.195    1.183   146.4    28.3    15.8
2004 08 03    21 40.27   -15 25.7    0.183    1.194   168.6     9.7    15.0
2004 08 13    22 22.80   -38 40.2    0.224    1.217   153.5    21.8    15.9
2004 08 23    22 59.43   -51 02.5    0.298    1.252   139.1    32.0    16.9
2004 09 02    23 26.24   -56 27.1    0.388    1.296   130.8    36.1    17.7
2004 09 12    23 43.53   -58 15.2    0.484    1.348   125.7    37.3    18.3
2004 09 22    23 54.24   -58 01.2    0.586    1.407   122.3    37.1    18.8
2004 10 02    00 01.63   -56 31.0    0.692    1.471   119.5    36.3    19.2
2004 10 12    00 07.85   -54 10.0    0.802    1.539   117.0    35.3    19.6
2004 10 22    00 14.27   -51 13.7    0.918    1.610   114.5    34.2    20.0
2004 11 01    00 21.53   -47 54.4    1.040    1.683   111.8    33.2    20.3
2004 11 11    00 29.77   -44 21.2    1.168    1.757   108.7    32.3    20.6
2004 11 21    00 39.04   -40 41.0    1.304    1.832   105.3    31.3    20.9
2004 12 01    00 49.22   -36 59.4    1.447    1.908   101.6    30.4    21.2
2004 12 11    01 00.18   -33 20.5    1.597    1.983    97.6    29.5    21.5
2004 12 21    01 11.82   -29 47.1    1.753    2.058    93.2    28.5    21.7
2004 12 31    01 24.03   -26 21.7    1.915    2.133    88.7    27.4    22.0

Kyle E. Smalley              (C) Copyright 2004 MPC           M.P.E.C. 2004-J52

Read MPEC 2004-J51 Read MPEC 2004-J53


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