Read MPEC 1999-L30
Read MPEC 1999-L32
M.P.E.C. 1999-L31 Issued 1999 June 13, 17:57 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
1999 LF6
Observations:
J99L06F* C1999 06 10.37753 18 03 57.95 +33 20 04.5 19.1 704
J99L06F C1999 06 10.39178 18 03 57.27 +33 20 48.3 19.3 704
J99L06F C1999 06 10.40602 18 03 56.59 +33 21 31.1 19.5 704
J99L06F C1999 06 10.42025 18 03 55.93 +33 22 12.9 19.2 704
J99L06F C1999 06 11.23752 18 03 26.08 +34 03 21.4 18.5 704
J99L06F C1999 06 11.25050 18 03 25.53 +34 04 01.8 18.5 704
J99L06F C1999 06 11.26337 18 03 24.93 +34 04 40.5 18.3 704
J99L06F C1999 06 11.27628 18 03 24.27 +34 05 18.1 19.0 704
J99L06F C1999 06 11.28915 18 03 23.66 +34 05 58.7 18.0 704
J99L06F C1999 06 11.30068 18 03 23.10 +34 06 32.7 18.2 704
J99L06F C1999 06 11.31335 18 03 22.52 +34 07 11.6 19.1 704
J99L06F C1999 06 11.32585 18 03 21.85 +34 07 49.6 18.8 704
J99L06F C1999 06 11.33831 18 03 21.27 +34 08 26.5 18.7 704
J99L06F C1999 06 11.35077 18 03 20.64 +34 09 03.5 18.7 704
J99L06F C1999 06 11.69514 18 03 06.80 +34 26 14.8 18.4 V 360
J99L06F C1999 06 11.69757 18 03 06.67 +34 26 22.0 360
J99L06F C1999 06 11.70000 18 03 06.53 +34 26 29.4 360
J99L06F C1999 06 12.87961 18 02 18.71 +35 24 39.7 18.0 R 596
J99L06F C1999 06 12.88458 18 02 18.39 +35 24 54.5 596
J99L06F C1999 06 12.95309 18 02 14.89 +35 28 18.4 18.4 120
J99L06F C1999 06 12.95542 18 02 14.82 +35 28 25.3 120
J99L06F C1999 06 12.95741 18 02 14.63 +35 28 31.8 120
J99L06F SC1999 06 12.99323 18 02 12.82 +35 30 15.0 557
J99L06F C1999 06 12.99593 18 02 12.72 +35 30 23.0 17.2 R 046
J99L06F C1999 06 12.99712 18 02 12.63 +35 30 26.8 046
J99L06F C1999 06 12.99824 18 02 12.56 +35 30 30.5 046
J99L06F C1999 06 12.99963 18 02 12.50 +35 30 34.3 046
J99L06F C1999 06 13.05340 18 02 09.74 +35 33 10.8 557
J99L06F C1999 06 13.05455 18 02 09.73 +35 33 13.7 18.4 V 557
J99L06F C1999 06 13.05588 18 02 09.59 +35 33 17.3 557
Observer details:
046 Klet. Observers J. Ticha, M. Tichy. Measurer M. Tichy. 0.57-m f/5.2
reflector + CCD.
120 Visnjan. Observers K. Korlevic, A. Ritosa, V. Jelic. Measurer
K. Korlevic. 0.41-m f/4.3 reflector + CCD.
360 Kuma Kogen. Observer A. Nakamura. 0.60-m f/6.0 Ritchey-Chretien + CCD.
557 Ondrejov. Observers P. Pravec, P. Kusnirak. 0.65-m f/3.6 reflector + CCD.
596 Colleverde di Guidonia. Observer V. S. Casulli. 0.40-m f/2.95 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.
Orbital elements:
1999 LF6
Epoch 1999 June 11.0 TT = JDT 2451340.5 Williams
M 304.81141 (2000.0) P Q
n 0.59278702 Peri. 140.90662 +0.96686461 +0.20386171
a 1.4034715 Node 208.48348 -0.22262872 +0.96789092
e 0.2784780 Incl. 18.79692 +0.12493712 +0.14706314
P 1.66 H 18.1 G 0.15
From 30 observations 1999 June 10-13.
Ephemeris:
1999 LF6 a,e,i = 1.40, 0.28, 19 q = 1.0126
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1999 06 11 18 03.58 +33 51.4 0.397 1.271 121.9 42.7 18.3
1999 06 21 17 55.43 +41 37.8 0.385 1.229 114.9 48.6 18.3
1999 07 01 17 44.94 +48 01.0 0.379 1.189 107.8 54.5 18.4
1999 07 11 17 33.65 +53 01.8 0.373 1.150 101.4 60.1 18.4
1999 07 21 17 23.39 +56 55.3 0.364 1.114 95.8 65.2 18.4
1999 07 31 17 15.58 +60 07.4 0.350 1.082 91.4 69.7 18.4
1999 08 10 17 10.60 +63 03.3 0.329 1.055 88.0 73.9 18.4
1999 08 20 17 08.68 +66 06.8 0.301 1.034 85.7 77.5 18.3
1999 08 30 17 09.78 +69 46.9 0.265 1.019 84.6 80.4 18.1
1999 09 09 17 14.9 +74 39.5 0.223 1.013 85.1 82.2 17.7
1999 09 19 17 39.6 +81 52.5 0.177 1.015 88.1 81.8 17.2
1999 09 29 03 09.5 +84 51.0 0.132 1.024 95.9 76.7 16.4
1999 10 09 04 19.37 +60 41.1 0.095 1.041 113.5 61.7 15.3
1999 10 19 04 21.68 +21 50.1 0.090 1.064 137.9 38.9 14.5
1999 10 29 04 16.15 -07 40.7 0.123 1.093 142.6 33.5 15.1
1999 11 08 04 08.07 -21 22.9 0.176 1.127 137.7 36.2 16.1
1999 11 18 04 00.12 -27 00.3 0.237 1.164 133.4 38.1 16.8
1999 11 28 03 54.18 -28 39.6 0.303 1.204 129.9 38.9 17.5
1999 12 08 03 51.08 -28 07.0 0.373 1.245 126.8 39.3 18.0
1999 12 18 03 51.35 -26 15.1 0.447 1.287 123.8 39.5 18.5
1999 12 28 03 54.97 -23 36.7 0.524 1.329 120.6 39.6 18.9
2000 01 07 04 01.59 -20 32.0 0.606 1.371 117.2 39.7 19.3
2000 01 17 04 10.93 -17 15.3 0.692 1.411 113.6 39.7 19.6
2000 01 27 04 22.60 -13 57.3 0.783 1.451 109.8 39.7 20.0
2000 02 06 04 36.22 -10 44.9 0.878 1.489 105.9 39.6 20.3
2000 02 16 04 51.53 -07 43.4 0.977 1.525 101.8 39.3 20.5
2000 02 26 05 08.26 -04 56.4 1.080 1.560 97.7 39.0 20.8
2000 03 07 05 26.16 -02 26.1 1.186 1.592 93.5 38.5 21.0
2000 03 17 05 45.06 -00 14.1 1.294 1.622 89.3 37.8 21.2
2000 03 27 06 04.77 +01 38.7 1.403 1.650 85.0 37.1 21.4
2000 04 06 06 25.12 +03 12.2 1.514 1.675 80.8 36.1 21.6
2000 04 16 06 46.00 +04 26.4 1.624 1.699 76.5 35.1 21.7
2000 04 26 07 07.23 +05 21.8 1.733 1.719 72.3 33.9 21.9
2000 05 06 07 28.74 +05 59.0 1.840 1.737 68.1 32.6 22.0
Gareth V. Williams (C) Copyright 1999 MPC M.P.E.C. 1999-L31
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