MPEC 1999-L16 : 1999 LT1
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M.P.E.C. 1999-L16 Issued 1999 June 9, 22:08 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 LT1
Observations:
J99L01T* C1999 06 04.20746 11 17 07.63 +38 01 57.7 18.2 704
J99L01T C1999 06 04.21549 11 17 08.07 +38 00 40.3 18.5 704
J99L01T C1999 06 04.22344 11 17 08.61 +37 59 23.3 18.1 704
J99L01T C1999 06 04.23139 11 17 09.10 +37 58 06.4 18.2 704
J99L01T C1999 06 04.23935 11 17 09.62 +37 56 49.7 18.6 704
J99L01T C1999 06 07.17480 11 20 24.61 +29 39 30.3 17.8 704
J99L01T C1999 06 07.18513 11 20 25.17 +29 37 39.8 18.3 704
J99L01T C1999 06 07.19489 11 20 25.75 +29 35 55.2 18.9 704
J99L01T C1999 06 07.21441 11 20 26.81 +29 32 25.3 18.6 704
J99L01T C1999 06 08.15879 11 21 26.71 +26 42 04.2 18.0 704
J99L01T C1999 06 08.16911 11 21 27.31 +26 40 10.5 18.2 704
J99L01T C1999 06 08.17912 11 21 27.80 +26 38 20.6 17.7 704
J99L01T C1999 06 08.18910 11 21 28.37 +26 36 30.8 17.8 704
J99L01T C1999 06 08.19910 11 21 28.92 +26 34 40.1 18.3 704
J99L01T C1999 06 08.85116 11 22 09.50 +24 34 23.2 587
J99L01T C1999 06 08.90632 11 22 12.65 +24 24 11.4 17.0 V 620
J99L01T C1999 06 08.90909 11 22 12.84 +24 23 40.3 17.1 V 620
J99L01T C1999 06 08.91132 11 22 13.05 +24 23 10.5 557
J99L01T C1999 06 08.91221 11 22 13.04 +24 23 04.9 620
J99L01T C1999 06 08.91273 11 22 13.10 +24 22 55.0 18.0 V 557
J99L01T C1999 06 09.85830 11 23 10.84 +21 25 36.2 16.5 R 046
J99L01T C1999 06 09.85909 11 23 10.97 +21 25 24.8 046
J99L01T C1999 06 09.86056 11 23 10.96 +21 25 08.9 046
J99L01T C1999 06 09.86194 11 23 11.15 +21 24 52.1 046
J99L01T C1999 06 09.87370 11 23 11.80 +21 22 41.0 611
J99L01T C1999 06 09.87512 11 23 12.02 +21 22 24.3 611
J99L01T C1999 06 09.89685 11 23 13.03 +21 18 14.8 557
J99L01T C1999 06 09.89756 11 23 13.10 +21 18 06.5 557
J99L01T C1999 06 09.89829 11 23 13.11 +21 17 58.8 18.0 V 557
Observer details:
046 Klet. Observers M. Tichy, Z. Moravec. Measurer M. Tichy. 0.57-m f/5.2
reflector + CCD.
557 Ondrejov. Observers L. Sarounova, P. Kusnirak. 0.65-m f/3.6 reflector
+ CCD.
587 Sormano. Observers F. Manca, A. Testa. 0.5-m reflector + CCD.
611 Starkenburg. Observer R. Stoss. 0.45-m f/4.4 reflector + CCD.
620 Observatorio Astronomico de Mallorca. Observers A. Lopez, R. Pacheco.
0.30-m f/3.3 Schmidt-Cassegrain + 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 LT1 PHA 0.045D
Epoch 1999 May 22.0 TT = JDT 2451320.5 Williams
M 358.68710 (2000.0) P Q
n 0.19423557 Peri. 158.45819 -0.60440890 +0.49348946
a 2.9529099 Node 67.60490 -0.79330216 -0.30065456
e 0.6558061 Incl. 42.56644 -0.07322265 -0.81613417
P 5.07 H 17.6 G 0.15
From 29 observations 1999 June 4-9.
Ephemeris:
1999 LT1 a,e,i = 2.95, 0.66, 43 q = 1.0164
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1999 06 01 11 13.26 +46 01.9 0.343 1.017 80.8 79.7 18.1
1999 06 06 11 19.16 +33 04.9 0.309 1.023 82.7 79.8 17.9
1999 06 11 11 24.34 +17 48.3 0.292 1.033 85.2 78.4 17.7
1999 06 16 11 29.14 +01 47.9 0.296 1.047 87.8 75.8 17.7
1999 06 21 11 33.88 -12 51.2 0.320 1.065 90.0 72.5 17.8
1999 06 26 11 38.79 -24 56.9 0.359 1.087 91.6 69.1 18.0
1999 07 01 11 44.11 -34 26.3 0.409 1.113 92.6 65.8 18.2
1999 07 06 11 50.08 -41 48.6 0.467 1.142 93.1 62.8 18.5
1999 07 11 11 56.95 -47 36.6 0.528 1.173 93.4 59.9 18.7
1999 07 16 12 04.94 -52 16.6 0.591 1.207 93.5 57.2 18.9
1999 07 21 12 14.27 -56 07.7 0.656 1.242 93.5 54.7 19.2
1999 07 26 12 25.14 -59 22.8 0.721 1.280 93.4 52.4 19.4
1999 07 31 12 37.79 -62 10.5 0.787 1.319 93.2 50.2 19.5
1999 08 05 12 52.51 -64 36.7 0.852 1.358 93.0 48.2 19.7
1999 08 10 13 09.62 -66 45.0 0.917 1.399 92.8 46.4 19.9
1999 08 15 13 29.44 -68 37.8 0.982 1.441 92.5 44.6 20.1
1999 08 20 13 52.3 -70 16.0 1.047 1.483 92.2 43.0 20.2
1999 08 25 14 18.3 -71 39.4 1.112 1.526 91.8 41.5 20.4
1999 08 30 14 47.7 -72 46.9 1.176 1.569 91.4 40.0 20.5
1999 09 04 15 20.2 -73 37.2 1.241 1.613 91.0 38.7 20.7
1999 09 09 15 55.1 -74 09.0 1.306 1.656 90.5 37.5 20.8
1999 09 14 16 31.6 -74 21.4 1.372 1.699 89.9 36.3 20.9
1999 09 19 17 08.2 -74 14.2 1.437 1.743 89.2 35.2 21.0
1999 09 24 17 43.6 -73 48.5 1.504 1.786 88.5 34.2 21.2
1999 09 29 18 17.0 -73 06.1 1.571 1.830 87.7 33.2 21.3
1999 10 04 18 47.6 -72 09.2 1.639 1.873 86.8 32.2 21.4
1999 10 09 19 15.3 -71 00.5 1.708 1.915 85.9 31.3 21.5
1999 10 14 19 40.25 -69 42.4 1.778 1.958 84.8 30.5 21.6
1999 10 19 20 02.65 -68 17.0 1.848 2.000 83.7 29.7 21.7
1999 10 24 20 22.81 -66 46.1 1.920 2.042 82.4 28.9 21.8
1999 10 29 20 41.04 -65 11.2 1.993 2.084 81.1 28.1 21.9
Gareth V. Williams (C) Copyright 1999 MPC M.P.E.C. 1999-L16
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