MPEC 1999-W12: SEVEN NEW TNOs
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M.P.E.C. 1999-W12 Issued 1999 Nov. 18, 23:05 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
SEVEN NEW TNOs
Observations:
J99O04H*6C1999 07 18.42194 20 23 21.11 -18 55 38.3 23.8 R 568
J99O04H 6C1999 07 18.44904 20 23 20.97 -18 55 38.8 568
J99O04H 6C1999 07 18.47602 20 23 20.82 -18 55 39.6 568
J99O04H 8C1999 08 11.20975 20 21 16.99 -19 05 34.4 23.4 R 675
J99O04H 8C1999 08 11.24326 20 21 16.83 -19 05 35.2 23.6 R 675
J99O04H 8C1999 08 11.27535 20 21 16.68 -19 05 36.2 675
J99O04J*6C1999 07 18.51938 21 11 53.44 -16 44 03.8 22.7 R 568
J99O04J 6C1999 07 18.54662 21 11 53.31 -16 44 04.4 568
J99O04J 8C1999 08 11.41086 21 09 51.77 -16 53 31.6 22.5 R 675
J99O04J 8C1999 08 11.42851 21 09 51.67 -16 53 31.9 22.4 R 675
J99O04J 8C1999 08 11.43598 21 09 51.63 -16 53 32.1 675
J99O04K*6C1999 07 19.34308 20 22 40.77 -19 50 22.8 23.9 R 568
J99O04K 6C1999 07 19.37141 20 22 40.62 -19 50 23.4 568
J99O04K 6C1999 07 19.39931 20 22 40.50 -19 50 23.9 568
J99O04K 8C1999 08 09.20417 20 21 04.16 -19 57 48.4 23.8 R 675
J99O04K 8C1999 08 09.21328 20 21 04.12 -19 57 48.5 675
J99O04K 8C1999 08 09.22811 20 21 04.05 -19 57 49.2 675
J99O04K 8C1999 08 09.23552 20 21 04.02 -19 57 49.1 675
J99O04K 8C1999 08 09.25111 20 21 03.96 -19 57 49.4 675
J99O04K 8C1999 08 09.25873 20 21 03.91 -19 57 49.5 23.7 R 675
J99O04L*6C1999 07 19.44001 20 18 15.69 -18 38 32.3 23.5 R 568
J99O04L 6C1999 07 19.46845 20 18 15.55 -18 38 32.8 568
J99O04L 6C1999 07 19.49553 20 18 15.42 -18 38 33.1 568
J99O04L 8C1999 08 11.20081 20 16 23.07 -18 43 59.1 24.0 R 675
J99O04L 8C1999 08 11.23555 20 16 22.93 -18 43 59.9 675
J99O04L 8C1999 08 11.26577 20 16 22.75 -18 43 59.7 675
J99O04M*6C1999 07 19.50895 21 16 34.83 -16 40 44.4 23.6 R 568
J99O04M 6C1999 07 19.54299 21 16 34.70 -16 40 45.0 568
J99O04M 6C1999 07 19.58434 21 16 34.50 -16 40 46.0 568
J99O04M 8C1999 08 11.33853 21 14 52.32 -16 48 42.0 23.0 R 675
J99O04M 8C1999 08 11.35424 21 14 52.23 -16 48 42.4 23.0 R 675
J99O04N*6C1999 07 19.52249 21 12 33.26 -16 15 43.8 23.8 R 568
J99O04N 6C1999 07 19.55661 21 12 33.12 -16 15 44.2 568
J99O04N 6C1999 07 19.59801 21 12 32.91 -16 15 45.0 568
J99O04N 8C1999 08 11.32449 21 10 44.66 -16 24 06.2 23.4 R 675
J99O04N 8C1999 08 11.34596 21 10 44.53 -16 24 06.8 675
J99O04N 8C1999 08 11.36166 21 10 44.47 -16 24 07.2 23.5 R 675
J99O04O*6C1999 07 21.34561 20 24 54.44 -18 09 00.2 23.5 R 568
J99O04O 6C1999 07 21.37354 20 24 54.32 -18 09 00.6 568
J99O04O 6C1999 07 21.40087 20 24 54.16 -18 09 01.0 568
J99O04O 8C1999 08 09.19260 20 23 18.18 -18 13 59.3 23.6 R 675
J99O04O 8C1999 08 09.22064 20 23 18.05 -18 14 00.0 23.5 R 675
J99O04O 8C1999 08 09.24318 20 23 17.93 -18 14 00.3 23.8 R 675
Observer details:
568 Mauna Kea. Observers J. J. Kavelaars, B. Gladman, M. Holman, J.-M. Petit,
H. Scholl. 3.5-m Canada-France-Hawaii Telescope + CCD.
675 Palomar Mountain. Observers P. D. Nicholson, B. Gladman, J. A. Burns.
Measurer B. Gladman. 5-m Hale reflector + CCD.
Orbital elements:
Object H G Epoch M Peri. Node Incl. e a Arc C
J99O04H 8.1 0.15 J997L 0.009 179.066 124.251 26.365 0.13570 44.54557 24EM
J99O04J 7.2 0.15 J997L 0.010 187.785 127.057 3.774 0.10102 42.11167 24EM
J99O04K 7.7 0.15 J997L 0.000 180.879 122.340 28.419 0.0 44.85816 21EM
J99O04L 7.9 0.15 J997L 0.000 6.709 295.739 8.216 0.0 41.60822 23EM
J99O04M 7.2 0.15 J997L 0.000 201.396 114.605 2.162 0.0 43.73043 23EM
J99O04N 7.9 0.15 J997L 0.005 182.172 133.001 3.094 0.10725 45.54086 23EM
J99O04O 8.0 0.15 J997L 360.000 9.522 294.556 6.465 0.11133 44.68055 19EM
Ephemerides:
1999 OH4 a,e,i = 44.55, 0.14, 26 q = 38.501
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1999 11 18 20 19.10 -19 25.4 38.871 38.501 67.3 1.4 24.2
1999 11 28 20 19.78 -19 24.4 39.023 38.501 57.4 1.2 24.2
1999 12 08 20 20.61 -19 22.9 39.160 38.501 47.5 1.1 24.2
1999 12 18 20 21.57 -19 20.9 39.277 38.501 37.5 0.9 24.1
1999 OJ4 a,e,i = 42.11, 0.10, 4 q = 37.857
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1999 11 18 21 06.12 -17 10.6 38.039 37.858 78.7 1.5 23.2
1999 11 28 21 06.61 -17 08.5 38.205 37.858 68.7 1.4 23.2
1999 12 08 21 07.25 -17 05.7 38.359 37.858 58.7 1.3 23.2
1999 12 18 21 08.05 -17 02.3 38.499 37.858 48.8 1.1 23.2
1999 12 28 21 08.98 -16 58.3 38.619 37.858 38.8 0.9 23.2
1999 OK4 a,e,i = 44.86, 0.00, 28
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1999 11 18 20 18.83 -20 14.0 45.234 44.858 67.1 1.2 24.4
1999 11 28 20 19.40 -20 12.9 45.386 44.858 57.1 1.1 24.4
1999 12 08 20 20.09 -20 11.5 45.522 44.858 47.2 0.9 24.4
1999 12 18 20 20.90 -20 09.6 45.638 44.858 37.2 0.8 24.4
1999 OL4 a,e,i = 41.61, 0.00, 8
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1999 11 18 20 14.30 -18 49.6 41.995 41.608 66.4 1.2 24.3
1999 11 28 20 14.92 -18 47.5 42.146 41.608 56.4 1.1 24.3
1999 12 08 20 15.68 -18 44.9 42.281 41.608 46.5 1.0 24.3
1999 12 18 20 16.56 -18 41.9 42.395 41.608 36.5 0.8 24.3
1999 OM4 a,e,i = 43.73, 0.00, 2
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1999 11 18 21 11.32 -17 03.9 43.893 43.730 79.9 1.3 23.8
1999 11 28 21 11.69 -17 02.1 44.059 43.730 69.9 1.2 23.8
1999 12 08 21 12.22 -16 59.7 44.216 43.730 59.9 1.1 23.8
1999 12 18 21 12.87 -16 56.7 44.358 43.730 49.9 1.0 23.8
1999 12 28 21 13.65 -16 53.2 44.480 43.730 39.9 0.8 23.8
1999 ON4 a,e,i = 45.54, 0.11, 3 q = 40.657
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1999 11 18 21 07.18 -16 40.8 40.832 40.657 79.1 1.4 24.2
1999 11 28 21 07.62 -16 39.0 40.999 40.657 69.1 1.3 24.2
1999 12 08 21 08.21 -16 36.6 41.154 40.657 59.1 1.2 24.2
1999 12 18 21 08.94 -16 33.4 41.294 40.657 49.1 1.0 24.2
1999 12 28 21 09.80 -16 29.8 41.415 40.657 39.1 0.9 24.2
1999 OO4 a,e,i = 44.68, 0.11, 6 q = 39.706
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1999 11 18 20 20.87 -18 21.7 40.066 39.706 68.0 1.3 24.2
1999 11 28 20 21.51 -18 19.5 40.219 39.706 58.1 1.2 24.2
1999 12 08 20 22.29 -18 16.8 40.357 39.706 48.1 1.1 24.2
1999 12 18 20 23.20 -18 13.7 40.475 39.706 38.2 0.9 24.2
Brian G. Marsden (C) Copyright 1999 MPC M.P.E.C. 1999-W12
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