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Minor Planet Center

MPEC 2003-K31 : COMET C/2003 H1 (LINEAR)

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M.P.E.C. 2003-K31                                Issued 2003 May 24, 15:22 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/2003 H1 (LINEAR)

Observations:
    CK03H010  C2003 05 11.92003 17 51 53.44 +22 24 04.6                      A46
    CK03H010  C2003 05 11.92116 17 51 53.34 +22 24 05.1                      A46
    CK03H010  C2003 05 11.92228 17 51 53.19 +22 24 06.0                      A46
    CK03H010  C2003 05 11.92340 17 51 53.07 +22 24 06.8                      A46
    CK03H010  C2003 05 11.92454 17 51 53.00 +22 24 06.9                      A46
    CK03H010  C2003 05 11.92566 17 51 52.85 +22 24 07.4                      A46
    CK03H010  C2003 05 11.92679 17 51 52.73 +22 24 08.3                      A46
    CK03H010  C2003 05 11.92792 17 51 52.64 +22 24 08.4                      A46
    CK03H010  C2003 05 11.92905 17 51 52.52 +22 24 09.2                      A46
    CK03H010  C2003 05 11.93019 17 51 52.42 +22 24 09.4                      A46
    CK03H010  C2003 05 11.93131 17 51 52.30 +22 24 09.9                      A46
    CK03H010  C2003 05 11.93243 17 51 52.16 +22 24 11.0                      A46
    CK03H010  C2003 05 11.93356 17 51 52.06 +22 24 11.1                      A46
    CK03H010  C2003 05 11.93469 17 51 51.95 +22 24 11.6                      A46
    CK03H010  C2003 05 11.93581 17 51 51.82 +22 24 12.1                      A46
    CK03H010  C2003 05 11.93694 17 51 51.73 +22 24 12.8                      A46
    CK03H010  C2003 05 16.94818 17 43 05.99 +22 59 47.7                      A46
    CK03H010  C2003 05 16.94932 17 43 05.83 +22 59 48.9                      A46
    CK03H010  C2003 05 16.95044 17 43 05.71 +22 59 49.6                      A46
    CK03H010  C2003 05 16.95156 17 43 05.58 +22 59 49.0                      A46
    CK03H010  C2003 05 16.95270 17 43 05.47 +22 59 49.5                      A46
    CK03H010  C2003 05 16.95382 17 43 05.35 +22 59 50.5                      A46
    CK03H010  C2003 05 16.95494 17 43 05.21 +22 59 50.7                      A46
    CK03H010  C2003 05 16.95608 17 43 05.11 +22 59 51.1                      A46
    CK03H010  C2003 05 16.95720 17 43 05.00 +22 59 51.2                      A46
    CK03H010  C2003 05 16.95834 17 43 04.84 +22 59 52.3                      A46
    CK03H010  C2003 05 16.95947 17 43 04.70 +22 59 52.1                      A46
    CK03H010  C2003 05 16.96060 17 43 04.58 +22 59 52.5                      A46
    CK03H010  C2003 05 16.96172 17 43 04.43 +22 59 52.5                      A46
    CK03H010  C2003 05 16.96286 17 43 04.34 +22 59 53.4                      A46
    CK03H010  C2003 05 16.96399 17 43 04.18 +22 59 54.1                      A46
    CK03H010  C2003 05 17.96645 17 41 13.05 +23 06 26.2          15.8 N      213
    CK03H010  C2003 05 17.96948 17 41 12.72 +23 06 27.0          15.7 N      213
    CK03H010  C2003 05 19.21208 17 38 52.10 +23 14 15.0          16.2 N      785
    CK03H010  C2003 05 19.22427 17 38 50.78 +23 14 19.5          16.3 N      785
    CK03H010  C2003 05 19.23545 17 38 49.47 +23 14 23.6          16.3 N      785
    CK03H010  C2003 05 19.34179 17 38 37.24 +23 15 03.2          15.9 T      H41
    CK03H010  C2003 05 19.36182 17 38 34.94 +23 15 10.7          16.0 T      H41
    CK03H010  C2003 05 20.62196 17 36 09.20 +23 22 40.3          15.9 T      360
    CK03H010  C2003 05 20.62456 17 36 08.89 +23 22 41.5                      360
    CK03H010  C2003 05 21.14995 17 35 07.01 +23 25 41.5          16.8 N      620
    CK03H010  C2003 05 21.15174 17 35 06.89 +23 25 41.5          16.7 N      620
    CK03H010  C2003 05 21.15352 17 35 06.62 +23 25 43.0          16.3 N      620
    CK03H010  C2003 05 21.24235 17 34 56.31 +23 26 12.8          16.2 T      750
    CK03H010  C2003 05 21.24738 17 34 55.72 +23 26 14.7          16.3 T      750
    CK03H010  C2003 05 21.25412 17 34 54.91 +23 26 16.8          16.3 T      750
    CK03H010  C2003 05 21.26596 17 34 53.54 +23 26 21.0          16.0 N      H41
    CK03H010  C2003 05 21.33363 17 34 45.48 +23 26 43.8          15.1 T      H41
    CK03H010  C2003 05 21.92412 17 33 35.45 +23 29 59.7          15.4 N      213
    CK03H010  C2003 05 21.92539 17 33 35.34 +23 30 00.7          15.4 N      213
    CK03H010  C2003 05 21.92649 17 33 35.25 +23 30 00.3          15.4 N      213
    CK03H010  C2003 05 22.04209 17 33 21.40 +23 30 37.4          14.5 N      945
    CK03H010  C2003 05 22.04373 17 33 21.13 +23 30 38.2          14.5 N      945
    CK03H010  C2003 05 22.04638 17 33 20.76 +23 30 39.6          14.4 N      945
    CK03H010  C2003 05 22.04792 17 33 20.55 +23 30 40.3          14.3 N      945
    CK03H010  C2003 05 22.31096 17 32 49.08 +23 32 07.1          15.1 T      H41
    CK03H010  C2003 05 22.31645 17 32 48.42 +23 32 07.7          15.2 T      H41
    CK03H010  C2003 05 22.32125 17 32 47.86 +23 32 09.7          15.1 T      H41
    CK03H010  C2003 05 23.01418 17 31 24.27 +23 35 48.0                      048
    CK03H010  C2003 05 23.01494 17 31 24.16 +23 35 48.2                      048
    CK03H010  C2003 05 23.01569 17 31 24.06 +23 35 48.6                      048
    CK03H010  C2003 05 23.01645 17 31 23.96 +23 35 48.8                      048
    CK03H010  C2003 05 23.01721 17 31 23.87 +23 35 49.4                      048
    CK03H010  C2003 05 23.01797 17 31 23.76 +23 35 49.3                      048
    CK03H010  C2003 05 23.01873 17 31 23.69 +23 35 49.6                      048
    CK03H010  C2003 05 23.01949 17 31 23.61 +23 35 50.0                      048
    CK03H010  C2003 05 23.02024 17 31 23.52 +23 35 50.2                      048
    CK03H010  C2003 05 23.02100 17 31 23.43 +23 35 50.6                      048
    CK03H010  C2003 05 23.29817 17 30 49.83 +23 37 17.0          15.3 T      H41
    CK03H010  C2003 05 23.31810 17 30 47.32 +23 37 22.9          15.3 T      H41
    CK03H010  C2003 05 24.09475 17 29 12.33 +23 41 14.4          15.5 N      939
    CK03H010  C2003 05 24.10236 17 29 11.33 +23 41 16.7          15.5 N      939
    CK03H010  C2003 05 24.10997 17 29 10.36 +23 41 18.9          15.5 N      939
    CK03H010  C2003 05 24.29272 17 28 47.88 +23 42 13.9          15.8 T      H41
    CK03H010  C2003 05 24.34365 17 28 41.61 +23 42 28.6          15.9 T      H41

Observer details:
048 Hradec Kralove.  Observer M. Lehky.  0.40-m f/5 reflector + 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.
620 Observatorio Astronomico de Mallorca.  Observers S. Sanchez, R. Stoss,
    J. Nomen.  0.30-m f/9 Schmidt-Cassegrain + CCD.
750 Hobbs Observatory, Fall Creek.  Observer R. Elliott.  0.3-m f/3.3
    reflector + CCD.
785 Fitz-Randolph Observatory, Princeton.  Observer H. Ashley.  0.91-m
    Cassegrain + CCD.
939 Observatorio Rodeno.  Observer J. Castellano.  0.20-m f/10
    Schmidt-Cassegrain + CCD.
945 Observatorio Monte Deva.  Observer J. R. Vidal.  0.36-m f/3.3
    Schmidt-Cassegrain + CCD.
A46 Lelekovice.  Observer K. Hornoch.  0.35-m f/4.7 reflector + CCD.
H41 Petit Jean Mountain.  Observer P. C. Sherrod.  0.41-m f/3.7
    Schmidt-Cassegrain + CCD.

Orbital elements:
    C/2003 H1 (LINEAR)
T 2004 Feb. 22.5304 TT                                  MPC
q   2.241473             (2000.0)            P               Q
                   Peri.  196.0533      -0.9763089      +0.0268492
                   Node    18.9747      -0.0338736      +0.9610734
e   1.0            Incl.  138.6744      -0.2137136      -0.2749855
From 374 observations 2003 Apr. 24-May 24.

Ephemeris:
    C/2003 H1 (LINEAR)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2003 05 21    17 35.41   +23 24.8    3.029    3.754   129.4    12.0  14.7
2003 05 31    17 14.42   +24 07.9    2.909    3.674   132.8    11.7  14.5
2003 06 10    16 51.34   +24 17.3    2.830    3.595   132.5    12.0  14.3
2003 06 20    16 27.56   +23 48.1    2.793    3.517   128.5    13.1  14.2
2003 06 30    16 04.60   +22 41.0    2.797    3.439   121.5    14.6  14.1
2003 07 10    15 43.80   +21 02.0    2.836    3.362   112.7    16.2  14.0
2003 07 20    15 25.98   +19 00.4    2.905    3.286   103.0    17.5  14.0
2003 07 30    15 11.44   +16 45.7    2.995    3.211    92.9    18.4  13.9
2003 08 09    15 00.12   +14 25.6    3.097    3.137    82.9    18.7  13.9
2003 08 19    14 51.70   +12 05.6    3.203    3.064    73.0    18.4  13.9
2003 08 29    14 45.78   +09 48.9    3.306    2.993    63.4    17.6  13.9
2003 09 08    14 41.98   +07 37.2    3.399    2.923    54.0    16.2  13.8
2003 09 18    14 39.88   +05 31.3    3.477    2.855    44.9    14.4  13.8
2003 09 28    14 39.16   +03 31.1    3.536    2.790    36.1    12.2  13.7

Brian G. Marsden             (C) Copyright 2003 MPC           M.P.E.C. 2003-K31

Read MPEC 2003-K30 Read MPEC 2003-K32


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