MPEC 2004-A01 : 1999 LT1
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M.P.E.C. 2004-A01 Issued 2004 Jan. 1, 00:25 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 Steven and Michele Kirsch Foundation
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
1999 LT1
Revision to MPEC 1999-L16
Additional Observations:
J99L01T 3C2003 12 24.43451 07 31 54.28 +62 14 17.8 EA001568
J99L01T 3C2003 12 24.43650 07 31 54.02 +62 14 20.6 EA001568
J99L01T 3C2003 12 24.43850 07 31 53.75 +62 14 23.0 EA001568
J99L01T 3C2003 12 24.44050 07 31 53.48 +62 14 25.7 EA001568
J99L01T 3C2003 12 25.47764 07 29 39.54 +62 36 29.9 EA001568
J99L01T 3C2003 12 25.47963 07 29 39.27 +62 36 32.4 EA001568
J99L01T 3C2003 12 25.48363 07 29 38.72 +62 36 37.5 EA001568
J99L01T 3C2003 12 26.38810 07 27 37.13 +62 55 37.0 EA001568
J99L01T 3C2003 12 26.39009 07 27 36.86 +62 55 39.6 EA001568
J99L01T 3C2003 12 26.39209 07 27 36.56 +62 55 42.1 EA001568
Observer details:
568 Mauna Kea. Observer C. Veillet. 3.5-m CFHT + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
031224 568 49.7- 24.9- 031226 568 49.8- 26.3- MPC 36543 +0.044 day
Orbital elements:
1999 LT1
Epoch 2003 Dec. 27.0 TT = JDT 2453000.5 MPC
M 321.38023 (2000.0) P Q
n 0.19175307 Peri. 158.48221 -0.60447509 +0.49334589
a 2.9783416 Node 67.58013 -0.79323430 -0.30040137
e 0.6568400 Incl. 42.57997 -0.07341123 -0.81631419
P 5.14 H 17.6 G 0.15 U 1
Residuals in seconds of arc
990604 704 0.6- 0.1- 990609 704 0.4+ 0.0 990629 413 0.1+ 0.3+
990604 704 1.3- 0.3+ 990609 704 0.0 0.2+ 990702 422 0.1+ 1.2+
990604 704 0.7- 0.3+ 990609 704 0.1+ 0.8+ 990702 413 0.1+ 0.1-
990604 704 0.8- 0.5+ 990609 046 0.2- 1.5+ 990702 413 0.1+ 0.2-
990604 704 0.6- 1.0+ 990609 046 1.0+ 0.9- 990707 428 1.4- 0.6-
990607 704 0.4+ 0.2- 990609 046 0.3- 0.1- 990707 428 0.9- 0.2-
990607 704 0.3+ 0.1+ 990609 046 1.3+ 1.2- 990801 413 0.9+ 0.4-
990607 704 0.8+ 0.3+ 990609 118 0.1- 0.1- 990802 413 0.5+ 0.4-
990607 704 0.2+ 0.0 990609 611 0.1- 1.4+ 991007 413 0.3+ 0.0
990608 704 0.2- 0.1- 990609 611 1.9+ 0.9+ 991007 413 0.6+ 0.5+
990608 704 0.4+ 0.3- 990609 118 0.4- 0.2- 991007 413 0.1+ 0.0
990608 704 0.2- 0.1+ 990609 118 0.5+ 0.3- 031224 568 0.0 0.0
990608 704 0.2+ 0.2+ 990609 557 0.2+ 0.3- 031224 568 0.0 0.3+
990608 704 0.2+ 0.3- 990609 557 0.6+ 0.5- 031224 568 0.1- 0.1+
990608 587 (1.9- 3.1-) 990609 557 0.1+ 0.1+ 031224 568 0.2- 0.2+
990608 620 0.1- 1.3- 990611 620 1.4- 1.5- 031225 568 0.2+ 0.0
990608 620 0.4+ 1.4- 990611 620 1.2- 0.4+ 031225 568 0.2+ 0.1-
990608 557 0.2+ 0.5- 990611 620 1.9- 1.0+ 031225 568 0.2+ 0.0
990608 620 0.7+ 1.9- 990617 422 0.2+ 0.3+ 031226 568 0.3- 0.2+
990608 557 0.3- 0.2- 990617 422 0.2+ 0.3+ 031226 568 0.2- 0.3+
990609 704 0.4+ 1.2+ 990617 422 0.2+ 0.2+ 031226 568 0.3- 0.2+
990609 704 0.4+ 0.7+ 990629 413 0.0 0.1+
Ephemeris:
1999 LT1 a,e,i = 2.98, 0.66, 43 q = 1.0220
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2003 12 27 07 26.19 +63 08.3 1.645 2.471 138.7 15.2 21.5
2004 01 06 06 57.73 +66 14.2 1.584 2.394 136.4 16.5 21.4
2004 01 16 06 20.97 +68 21.6 1.549 2.315 130.9 18.7 21.3
2004 01 26 05 41.85 +69 17.1 1.536 2.236 123.5 21.6 21.3
2004 02 05 05 08.57 +69 10.0 1.540 2.154 115.3 24.4 21.3
2004 02 15 04 46.19 +68 25.0 1.553 2.071 107.1 27.1 21.4
2004 02 25 04 35.60 +67 26.3 1.572 1.987 99.3 29.4 21.4
2004 03 06 04 35.49 +66 30.1 1.589 1.902 92.0 31.4 21.3
2004 03 16 04 44.18 +65 43.0 1.600 1.816 85.5 33.1 21.3
2004 03 26 05 00.53 +65 05.3 1.603 1.730 79.7 34.6 21.2
2004 04 05 05 23.77 +64 32.6 1.595 1.643 74.6 36.0 21.2
2004 04 15 05 53.37 +63 56.3 1.574 1.556 70.3 37.4 21.1
2004 04 25 06 28.84 +63 05.0 1.541 1.471 66.8 38.9 20.9
2004 05 05 07 09.21 +61 43.8 1.494 1.388 64.0 40.8 20.8
2004 05 15 07 52.89 +59 35.7 1.436 1.308 61.8 42.9 20.6
2004 05 25 08 37.81 +56 22.9 1.368 1.233 60.2 45.5 20.5
2004 06 04 09 21.73 +51 49.3 1.295 1.166 59.2 48.3 20.3
2004 06 14 10 02.95 +45 42.2 1.221 1.108 58.5 51.4 20.2
2004 06 24 10 40.63 +37 54.8 1.153 1.063 58.3 54.4 20.0
2004 07 04 11 14.63 +28 30.8 1.098 1.034 58.4 56.9 19.9
2004 07 14 11 45.40 +17 48.6 1.064 1.022 58.8 58.3 19.9
2004 07 24 12 13.79 +06 23.3 1.056 1.029 59.5 58.3 19.9
2004 08 03 12 40.80 -05 00.3 1.077 1.054 60.4 56.9 19.9
2004 08 13 13 07.52 -15 41.7 1.124 1.094 61.3 54.3 20.0
2004 08 23 13 35.13 -25 15.9 1.192 1.148 62.2 51.1 20.2
2004 09 02 14 04.71 -33 32.4 1.277 1.213 62.8 47.7 20.3
2004 09 12 14 37.29 -40 30.2 1.374 1.286 63.2 44.3 20.5
2004 09 22 15 13.77 -46 11.9 1.480 1.365 63.3 41.1 20.7
2004 10 02 15 54.60 -50 39.3 1.592 1.447 63.1 38.1 20.9
2004 10 12 16 39.60 -53 53.3 1.710 1.532 62.6 35.3 21.1
2004 10 22 17 27.71 -55 55.0 1.832 1.618 61.7 32.8 21.3
2004 11 01 18 16.88 -56 47.7 1.958 1.705 60.6 30.5 21.5
2004 11 11 19 04.82 -56 38.7 2.087 1.792 59.1 28.3 21.7
(Last issue was M.P.E.C. 2003-Y99)
Gareth V. Williams (C) Copyright 2004 MPC M.P.E.C. 2004-A01
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