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IAU Minor Planet Center

Minor Planet Center

MPEC 2004-Q32 : 2004 QR4

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M.P.E.C. 2004-Q32                                Issued 2004 Aug. 23, 09:49 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.

                  Supported in part by the Brinson 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 QR4

Observations:
     K04Q04R*tC2004 08 20.26297 21 54 07.78 -09 01 28.3          19     EQ032691
     K04Q04R tC2004 08 20.30602 21 55 27.79 -08 58 56.4          19     EQ032691
     K04Q04R tC2004 08 20.38251 21 57 52.83 -08 54 10.1                 EQ032691
     K04Q04R tC2004 08 20.38515 21 57 57.99 -08 53 59.2                 EQ032691
     K04Q04R tC2004 08 21.18873 22 29 29.55 -07 52 10.0          19.6 V EQ032691
     K04Q04R tC2004 08 21.20149 22 30 01.65 -07 51 00.8                 EQ032691
     K04Q04R tC2004 08 21.20926 22 30 21.14 -07 50 19.3                 EQ032691
     K04Q04R tC2004 08 21.22883 22 31 10.16 -07 48 32.6                 EQ032691
     K04Q04R tC2004 08 21.23216 22 31 18.39 -07 48 15.0                 EQ032691
     K04Q04R  C2004 08 21.29040 22 33 44.34 -07 42 46.0          19.2 R EQ032651
     K04Q04R  C2004 08 21.29121 22 33 46.39 -07 42 41.4          19.3 R EQ032651
     K04Q04R  C2004 08 21.29204 22 33 48.57 -07 42 36.0          19.4 R EQ032651
     K04Q04R tC2004 08 23.33048 00 29 40.50 -02 41 34.0          17.6 V EQ032691
     K04Q04R tC2004 08 23.33317 00 29 50.90 -02 41 02.6          18.7 V EQ032691
     K04Q04R tC2004 08 23.33593 00 30 01.20 -02 40 30.6          18.5 V EQ032691

Observer details:
651 Grasslands Observatory, Tucson.  Observer J. E. McGaha.  0.62-m f/5.1
    Newtonian reflector + CCD.
691 Steward Observatory, Kitt Peak.  Observers A. S. Descour, R. S. McMillan,
    J. Manek, M. Block.  Measurers A. S. Descour, R. S. McMillan, M. Block.
    0.9-m f/3 reflector + CCD.

Orbital elements:
2004 QR4
Epoch 2004 July 14.0 TT = JDT 2453200.5                 MPC
M 337.68177              (2000.0)            P               Q
n   0.35479349     Peri.  208.87442     +0.99918102     +0.03266748
a   1.9761457      Node   149.22555     -0.02187056     +0.93248070
e   0.5007075      Incl.    2.67476     -0.03404365     +0.35973961
P   2.78           H   26.9           G   0.15           U   7
Residuals in seconds of arc
040820 691  1.7+  0.6+    040821 691  0.0   0.5-    040821 651  0.1+  0.9+
040820 691  0.2-  0.3+    040821 691  0.6+  0.6-    040821 651  1.4+  1.5+
040820 691  1.2-  0.7-    040821 691  0.9+  0.1+    040823 691  0.2-  0.3-
040820 691  0.2-  0.1-    040821 691  0.7-  0.5-    040823 691  1.8+  0.1+
040821 691  2.4-  1.7-    040821 651  0.0   0.9+    040823 691  1.7-  0.2+

Ephemeris:
2004 QR4                 a,e,i = 1.98, 0.50, 3                   q = 0.9867
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2004 08 23    00 07.75   -03 38.7    0.016    1.025   149.6    30.0    19.3
2004 08 24    01 14.24   -00 23.6    0.016    1.022   133.7    45.7    19.7
2004 08 25    02 17.78   +02 45.1    0.017    1.019   118.4    60.7    20.3
2004 08 26    03 10.57   +05 12.3    0.019    1.016   106.0    73.0    20.9
2004 08 27    03 51.08   +06 53.8    0.022    1.013    96.7    82.0    21.5
2004 08 28    04 21.42   +08 01.3    0.026    1.010    90.1    88.5    22.1
2004 08 29    04 44.26   +08 46.6    0.030    1.008    85.3    93.0    22.6
2004 08 30    05 01.80   +09 17.7    0.034    1.005    81.9    96.2    23.0
2004 08 31    05 15.56   +09 39.9    0.038    1.003    79.4    98.5    23.3
2004 09 01    05 26.59   +09 56.2    0.042    1.001    77.6   100.0    23.7
2004 09 02    05 35.62   +10 08.5    0.046    0.999    76.3   101.1    23.9

Kyle E. Smalley              (C) Copyright 2004 MPC           M.P.E.C. 2004-Q32

Read MPEC 2004-Q31 Read MPEC 2004-Q33


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