MPEC 1999-O06 : COMET C/1999 N4 (LINEAR)
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Read MPEC 1999-O05
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M.P.E.C. 1999-O06 Issued 1999 July 17, 20:38 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.
BMARSDEN@CFA.HARVARD.EDU or GWILLIAMS@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
COMET C/1999 N4 (LINEAR)
Observations:
CJ99N040 C1999 07 12.25443 19 13 44.43 +01 07 42.1 18.2 N 704
CJ99N040 C1999 07 12.26673 19 13 43.63 +01 07 43.3 18.3 N 704
CJ99N040 C1999 07 12.27904 19 13 42.69 +01 07 42.3 18.2 N 704
CJ99N040 C1999 07 12.29134 19 13 41.99 +01 07 39.3 19.1 N 704
CJ99N040 C1999 07 12.30365 19 13 40.92 +01 07 41.0 18.4 N 704
CJ99N040 C1999 07 13.23867 19 12 33.53 +01 06 49.7 18.5 N 704
CJ99N040 C1999 07 13.25123 19 12 32.55 +01 06 48.2 18.5 N 704
CJ99N040 C1999 07 13.27622 19 12 30.73 +01 06 47.4 18.4 N 704
CJ99N040 WC1999 07 13.84985 19 11 49.40 +01 06 13.7 557
CJ99N040 WC1999 07 13.85150 19 11 49.33 +01 06 13.7 557
CJ99N040 WC1999 07 13.85971 19 11 48.66 +01 06 13.1 557
CJ99N040 C1999 07 14.05127 19 11 34.78 +01 06 01.1 557
CJ99N040 C1999 07 14.30371 19 11 16.66 +01 05 45.5 18.5 N 704
CJ99N040 C1999 07 14.31627 19 11 15.73 +01 05 45.8 18.4 N 704
CJ99N040 C1999 07 14.32888 19 11 14.77 +01 05 44.5 18.3 N 704
CJ99N040 C1999 07 14.34159 19 11 13.87 +01 05 44.7 18.4 N 704
CJ99N040 C1999 07 14.48867 19 11 03.35 +01 05 37.3 17.4 T 426
CJ99N040 C1999 07 14.49311 19 11 03.03 +01 05 36.3 17.2 T 426
CJ99N040 C1999 07 14.49771 19 11 02.75 +01 05 36.4 17.2 T 426
CJ99N040 C1999 07 14.87061 19 10 35.78 +01 05 09.6 18.4 T 046
CJ99N040 C1999 07 14.87701 19 10 35.24 +01 05 10.2 17.5 T 046
CJ99N040 C1999 07 14.87845 19 10 35.07 +01 05 07.9 046
CJ99N040 pC1999 07 14.91281 19 10 32.79 +01 05 05.7 17.6 N 118
CJ99N040 pC1999 07 14.92693 19 10 31.68 +01 05 07.1 118
CJ99N040 C1999 07 15.17897 19 10 13.58 +01 04 52.5 17.9 N 734
CJ99N040 IC1999 07 15.18704 19 10 12.95 +01 04 50.6 734
CJ99N040 IC1999 07 15.19478 19 10 12.45 +01 04 50.0 17.8 N 734
CJ99N040 C1999 07 15.49087 19 09 51.05 +01 04 32.0 17.2 N 426
CJ99N040 C1999 07 15.50103 19 09 50.31 +01 04 31.4 17.3 N 426
CJ99N040 C1999 07 15.87569 19 09 23.30 +01 04 03.7 17.5 T 046
CJ99N040 C1999 07 15.89325 19 09 22.01 +01 04 02.9 046
CJ99N040 C1999 07 15.89501 19 09 21.89 +01 04 02.5 046
CJ99N040 C1999 07 15.89725 19 09 21.76 +01 04 02.4 046
CJ99N040 C1999 07 15.90971 19 09 21.16 +01 03 59.7 108
CJ99N040 C1999 07 15.92896 19 09 19.59 +01 03 59.6 18.0 N 108
CJ99N040 C1999 07 16.23967 19 08 57.08 +01 03 39.1 18.5 N 704
CJ99N040 C1999 07 16.26520 19 08 55.21 +01 03 36.4 18.7 N 704
CJ99N040 C1999 07 16.27803 19 08 54.26 +01 03 36.1 18.5 N 704
CJ99N040 C1999 07 16.89149 19 08 10.23 +01 02 51.3 611
CJ99N040 C1999 07 16.90024 19 08 09.57 +01 02 49.7 17.9 N 143
CJ99N040 C1999 07 16.90314 19 08 09.30 +01 02 51.4 611
CJ99N040 C1999 07 16.90601 19 08 09.17 +01 02 50.6 18.1 N 143
CJ99N040 C1999 07 16.91177 19 08 08.76 +01 02 50.0 18.2 N 143
CJ99N040 C1999 07 16.91753 19 08 08.18 +01 02 49.9 557
CJ99N040 C1999 07 16.96531 19 08 04.75 +01 02 45.3 557
CJ99N040 C1999 07 16.96694 19 08 04.65 +01 02 46.0 557
CJ99N040 C1999 07 17.55493 19 07 22.36 +01 02 04.1 17.5 T 426
CJ99N040 C1999 07 17.56428 19 07 21.67 +01 02 03.5 17.3 T 426
CJ99N040 C1999 07 17.56705 19 07 21.48 +01 02 02.2 17.2 T 426
Observer details:
046 Klet. Observers M. Tichy, Z. Moravec. Measurer M. Tichy.
0.57-m f/5.2 reflector + CCD.
108 Montelupo. Observers M. Tombelli, A. Boattini, L. Tesi, D. Guidetti,
G. Forti, E. Masotti. Measurers M. Tombelli, A. Boattini, L. Tesi,
S. Bartolini, G. Forti. 0.30-m f/5.7 Schmidt-Cassegrain + CCD.
118 Modra. Observers S. Gajdos, J. Toth. 0.6-m f/5.5 reflector + CCD.
143 Gnosca. Observer S. Sposetti. 0.20-m f/6.3 reflector + CCD.
426 Woomera. Observer F. B. Zoltowski. 0.30-m f/3.3 Schmidt-Cassegrain + CCD.
557 Ondrejov. Observer L. Sarounova. 0.65-m f/3.6 reflector + CCD.
611 Starkenburg. Observers M. Busch, L. Kurtze. Measurer M. Busch.
0.45-m f/4.4 reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, F. Shelly,
M. Bezpalko, M. Elowitz. Measurers J. Stuart, H. Viggh, R. Sayer. 1.0-m
f/2.15 reflector + CCD.
734 Farpoint Observatory. Observers G. Hug, G. Bell. 0.30-m
Schmidt-Cassegrain + CCD.
Orbital elements:
C/1999 N4 (LINEAR)
T 2000 May 3.239 TT Marsden
q 5.57961 (2000.0) P Q
Peri. 87.861 -0.189218 -0.977209
Node 345.805 -0.981934 +0.188475
e 1.0 Incl. 156.895 +0.001687 +0.097674
From 44 observations 1999 July 12-17.
Ephemeris:
C/1999 N4 (LINEAR)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
1999 07 11 19 15.25 +01 08.8 5.033 5.980 156.6 3.9 17.3
1999 07 21 19 03.26 +00 57.2 5.022 5.955 154.4 4.2 17.3
1999 07 31 18 51.61 +00 38.4 5.050 5.930 147.4 5.3 17.2
1999 08 10 18 40.71 +00 13.7 5.113 5.906 138.1 6.6 17.3
1999 08 20 18 30.91 -00 15.5 5.207 5.883 127.9 7.8 17.3
1999 08 30 18 22.45 -00 47.5 5.327 5.861 117.4 8.8 17.3
1999 09 09 18 15.44 -01 20.8 5.466 5.839 106.9 9.5 17.4
1999 09 19 18 09.91 -01 53.8 5.618 5.818 96.5 9.9 17.4
1999 09 29 18 05.83 -02 25.5 5.774 5.798 86.4 9.9 17.4
1999 10 09 18 03.08 -02 54.9 5.930 5.779 76.5 9.7 17.5
1999 10 19 18 01.55 -03 21.3 6.079 5.761 66.8 9.1 17.5
1999 10 29 18 01.08 -03 44.0 6.216 5.743 57.5 8.4 17.6
1999 11 08 18 01.51 -04 02.7 6.336 5.726 48.4 7.4 17.6
1999 11 18 18 02.69 -04 17.0 6.436 5.711 39.7 6.4 17.6
1999 11 28 18 04.44 -04 26.6 6.511 5.696 31.7 5.2 17.6
Brian G. Marsden (C) Copyright 1999 MPC M.P.E.C. 1999-O06
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