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IAU Minor Planet Center

Minor Planet Center

MPEC 2004-U11 : COMET C/2004 P1 (NEAT)

The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.


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M.P.E.C. 2004-U11                                Issued 2004 Oct. 18, 15:59 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

                            COMET C/2004 P1 (NEAT)

Observations:
    CK04P010  C2004 10 06.46328 21 24 36.71 +11 52 13.8                 EU011D74
    CK04P010  C2004 10 06.50186 21 24 36.41 +11 52 08.5          19.5 T EU011D74
    CK04P010  C2004 10 06.57041 21 24 36.09 +11 51 59.6                 EU011D74
    CK04P010  C2004 10 11.79403 21 24 17.51 +11 42 05.3          20.0 N EU011170
    CK04P010  C2004 10 13.46485 21 24 14.91 +11 38 59.3          19.5 T EU011360
    CK04P010  C2004 10 13.47109 21 24 14.87 +11 38 58.8                 EU011360
    CK04P010  C2004 10 13.47792 21 24 14.85 +11 38 58.0                 EU011360
    CK04P010  C2004 10 13.48567 21 24 14.84 +11 38 57.2                 EU011360
    CK04P010  C2004 10 13.81830 21 24 14.59 +11 38 19.9          19.7 T EU011170
    CK04P010  C2004 10 13.87152 21 24 14.48 +11 38 14.4          19.9 T EU011170
    CK04P010  C2004 10 13.88571 21 24 14.46 +11 38 12.9          19.8 T EU011170
    CK04P010  C2004 10 15.85453 21 24 13.94 +11 34 35.2          18.8 N EU011213
    CK04P010  C2004 10 15.85860 21 24 13.96 +11 34 35.4                 EU011213

Observer details:
170 Observatorio de Begues.  Observer J. Manteca.  0.36-m f/10
    Schmidt-Cassegrain + CCD.
213 Observatorio Montcabre.  Observer R. Naves.  Measurer M. Campas.  0.30-m
    f/5.5 Schmidt-Cassegrain + CCD.
360 Kuma Kogen.  Observer A. Nakamura.  0.60-m f/5.8 Ritchey-Chretien + CCD.
D74 Nakagawa.  Observers H. Hori, H. Maeno.  1.13-m f/6.75 reflector + CCD.

Orbital elements:
    C/2004 P1 (NEAT)
Epoch 2003 Aug. 29.0 TT = JDT 2452880.5
T 2003 Aug.  9.03043 TT                                 MPC
q   6.0138677            (2000.0)            P               Q
z  +0.0001964      Peri.   16.60585     +0.47765686     +0.74391711
 +/-0.0000754      Node   284.18976     -0.85087992     +0.25927184
e   0.9988190      Incl.   28.82100     -0.21874023     +0.61592649
Residuals in seconds of arc
040805 644  0.6+  0.1-    040819 372  0.3+  0.5+    040911 850  0.2+  0.8-
040805 644  0.2-  1.5+    040819 372  0.5-  1.2+    040912 213  0.2+  0.7+
040805 644  0.1+  0.6+    040820 850  0.6+  0.0     040912 213  0.1-  0.8+
040807 644  0.1-  0.6+    040820 850  1.6-  0.6-    040912 213  0.3+  0.8+
040807 644  0.4+  0.4-    040821 170  0.0   0.5-    040912 213  0.3+  0.9+
040807 644  0.5+  0.6+    040821 170  0.5+  0.5-    040913 246  0.4+  0.1-
040807 J87  0.8-  0.6-    040821 170  0.9+  0.4-    040913 246  0.0   1.0+
040807 J87  0.1-  0.6-    040821 A02  0.6+  1.8+    040913 246  0.0   0.0
040807 246  0.5-  0.5+    040822 A02 (0.8+  2.2+)   040913 246  0.1-  0.1+
040807 246  0.7-  0.5+    040822 A02  0.4-  1.3+    040913 246  0.0   0.3+
040807 246  1.0-  0.5+    040822 104  1.3-  1.2+    040914 D74 (1.3+  2.5+)
040807 246  0.7-  0.5+    040822 104 (3.0-  0.4+)   040914 D74  0.0   0.1-
040807 246  0.3-  0.7+    040822 104  0.2-  0.1-    040914 D74  1.2+  0.4-
040807 J87  1.3+  1.0-    040901 673  0.4+  0.1+    040916 118  0.4+  0.4+
040807 557  0.0   0.4-    040901 673  0.7+  0.0     040916 118  0.9-  0.2+
040807 J95  0.4-  0.8-    040901 673  0.6+  0.0     040917 204  0.5+  0.5+
040807 J95  0.5-  1.3-    040901 673  0.7+  0.1+    040917 204  0.4-  0.3-
040807 J95  0.6+  0.4-    040902 213 (2.8+  1.0+)   040918 J56  0.0   0.9+
040807 557  0.7-  0.3-    040904 213 (2.7+  0.0 )   040922 213  0.8+  0.2-
040808 850  0.7-  0.6+    040904 213  1.2-  0.1+    040922 213  0.4+  0.4+
040808 850 (2.4-  0.0 )   040904 213  1.5-  0.3-    040922 213  0.0   0.3-
040808 246  0.9+  1.0+    040904 213 (2.0-  0.2-)   041004 213  0.3-  0.7-
040808 246  0.6+  1.6+    040906 215  0.3-  0.9-    041004 213  0.0   0.4-
040808 246  0.2+  0.1+    040906 215  0.0   0.5-    041004 213  0.1+  0.2-
040808 246  0.4+  0.4-    040906 215  0.3+  0.5-    041006 D74  0.5+  1.6+
040808 246  0.4+  0.5-    040908 360  0.1+  0.5+    041006 D74  0.7-  0.7+
040808 151  0.6-  0.5+    040908 360  0.4+  0.2-    041006 360  0.5-  0.4-
040808 151  0.4-  0.1+    040908 360  0.0   0.6+    041006 360  0.3-  0.5-
040809 673  0.2+  0.5+    040908 213  1.1-  0.8+    041006 360  0.3+  0.1+
040809 673  0.1+  1.0+    040908 213  0.4-  0.3+    041006 D74  0.1+  0.3-
040809 673  0.5+  0.3+    040908 213  0.4-  1.3+    041007 850  1.3+  1.5+
040809 673  0.4+  0.6+    040909 213  0.2-  0.9-    041007 850  0.5-  0.1-
040809 644  0.4+  0.4+    040909 213  0.2-  0.7-    041010 213  0.2+  1.1-
040809 644  0.3+  0.6+    040909 213  0.0   0.5-    041010 213  0.1+  1.0-
040809 644  0.7+  0.4+    040910 213  1.7-  1.0-    041010 213  0.7+  1.2-
040809 D74  0.1-  0.3+    040910 213  1.3-  1.6-    041011 170  1.0-  0.6-
040809 D74  0.7-  0.3+    040910 213  1.1-  1.3-    041013 360  0.0   0.2+
040809 D74  0.6-  0.1-    040910 246  0.6+  0.1+    041013 360  0.5-  0.4+
040811 D74  2.0+  1.9+    040910 246  0.6+  0.5+    041013 360  0.6-  0.3+
040811 D74  0.9+  0.4+    040910 246  0.5+  0.1-    041013 360  0.6-  0.4+
040811 D74 (2.1+  0.6-)   040910 246  0.6+  0.3-    041013 170  0.4+  0.2+
040815 204  1.6-  0.2+    040910 246  0.4+  0.2-    041013 170  0.2-  0.6+
040817 213  0.6+  0.7-    040911 850  0.8-  0.9-    041013 170  0.2-  0.7+
040817 213  0.5+  0.7-    040911 850  1.1+  0.4-    041015 213  0.4+  0.5-
040817 213  0.3+  0.6-    040911 850  0.8+  0.7-    041015 213  0.7+  0.1+

     The "original" and "future" barycentric values of 1/a are +0.000024
and -0.000096 (+/- 0.000075) AU^-1, respectively.

Brian G. Marsden             (C) Copyright 2004 MPC           M.P.E.C. 2004-U11

Read MPEC 2004-U10 Read MPEC 2004-U12


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