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IAU Minor Planet Center

Minor Planet Center

MPEC 2004-G46 : COMET P/2004 EW38 (CATALINA-LINEAR)

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M.P.E.C. 2004-G46                                Issued 2004 Apr. 15, 16:21 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

                      COMET P/2004 EW38 (CATALINA-LINEAR)

Observations:
    PK04E38W  C2004 04 09.56162 13 38 34.71 -04 15 17.4          18.6 N EG046E12
    PK04E38W  C2004 04 09.57199 13 38 34.15 -04 15 17.1          19.1 N EG046E12
    PK04E38W  C2004 04 09.58233 13 38 33.53 -04 15 17.3          19.1 N EG046E12
    PK04E38W  C2004 04 09.59262 13 38 33.00 -04 15 16.2          18.6 N EG046E12
    PK04E38W  C2004 04 14.26158 13 34 23.76 -04 12 03.2          19.0 T EG046691
    PK04E38W  C2004 04 14.29393 13 34 21.97 -04 12 02.0          19.0 T EG046691
    PK04E38W  C2004 04 14.32064 13 34 20.51 -04 12 01.2                 EG046696
    PK04E38W  C2004 04 14.32934 13 34 20.01 -04 12 01.0          18.5 T EG046696
    PK04E38W  C2004 04 14.33076 13 34 19.94 -04 12 00.7          18.9 T EG046691

Observer details:
691 Steward Observatory, Kitt Peak.  Observers M. T. Read, J. A. Larsen.
    0.9-m f/3 reflector + CCD.
696 Whipple Observatory, Mt. Hopkins.  Observer C. W. Hergenrother.  Measurer
    T. B. Spahr.  1.2-m reflector + CCD.
E12 Siding Spring Survey.  Observers R. H. McNaught, S. Larson, E. Beshore,
    E. Christensen, R. Hill.  0.5-m Uppsala Schmidt + CCD.

Orbital elements:
    P/2004 EW38 (Catalina-LINEAR)
Epoch 2003 Nov. 17.0 TT = JDT 2452960.5
T 2003 Nov. 19.89683 TT                                 MPC
q   1.7933496            (2000.0)            P               Q
n   0.14498136     Peri.   90.23528     -0.76262385     -0.64097807
a   3.5886238      Node    49.90145     +0.53905148     -0.70403609
e   0.5002681      Incl.    6.52327     +0.35753093     -0.30574548
P   6.80
Residuals in seconds of arc
031228 704  0.5+  1.3+    040314 703  0.2-  0.3-    040325 699 (2.7-  0.5+)
031228 704  0.2+  0.7+    040314 703  0.6-  1.9-    040325 699  0.2+  0.7+
031228 704  0.1-  0.1+    040314 703  0.0   0.0     040325 699  0.6-  0.9-
031228 704  0.5+  0.4+    040314 703  0.4-  0.1+    040409 E12  0.0   1.5+
040123 704  1.3+  0.6-    040316 704  0.7+  1.1-    040409 E12  0.3+  1.2+
040123 704  0.3-  0.0     040316 704  0.2-  0.3+    040409 E12  0.2-  0.5+
040123 704  0.1+  0.7+    040316 704  0.1+  0.5+    040409 E12  0.5+  1.1+
040123 704  1.0+  0.9-    040322 704  0.5+  0.6-    040414 691  0.2-  0.0
040123 699  0.8-  0.0     040322 704  0.2+  0.0     040414 691  0.2-  0.1+
040123 699  1.1-  0.3-    040322 704  0.6+  1.0-    040414 696  0.2+  0.1-
040123 699  0.0   0.1-    040322 704  0.3+  0.1-    040414 696  0.0   0.2-
040123 699  1.5-  0.0     040325 699  0.8-  0.3-    040414 691  0.0   0.1+

Ephemeris:
    P/2004 EW38 (Catalina-LINEAR)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2004 04 05    13 42.63   -04 19.7    1.169    2.159   168.5     5.3        18.9
2004 04 15    13 33.75   -04 11.6    1.205    2.205   174.4     2.5        18.9
2004 04 25    13 25.52   -04 10.7    1.265    2.253   165.6     6.4        19.3
2004 05 05    13 19.07   -04 20.5    1.349    2.302   154.8    10.7        19.6
2004 05 15    13 14.99   -04 42.2    1.454    2.352   144.5    14.4        20.0
2004 05 25    13 13.51   -05 15.6    1.578    2.402   134.8    17.4        20.3
2004 06 04    13 14.56   -05 59.6    1.718    2.454   125.8    19.6        20.6
2004 06 14    13 17.90   -06 52.4    1.871    2.505   117.3    21.1        20.9
2004 06 24    13 23.22   -07 52.3    2.033    2.557   109.4    22.0        21.1
2004 07 04    13 30.23   -08 57.8    2.203    2.610   101.9    22.4        21.4
2004 07 14    13 38.65   -10 07.2    2.378    2.662    94.7    22.4        21.6
2004 07 24    13 48.26   -11 19.2    2.557    2.714    87.8    22.0        21.8
2004 08 03    13 58.85   -12 32.6    2.736    2.767    81.1    21.2        21.9

Brian G. Marsden             (C) Copyright 2004 MPC           M.P.E.C. 2004-G46

Read MPEC 2004-G45 Read MPEC 2004-H01


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