MPEC 1999-J53 : 1999 JW6
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Read MPEC 1999-J52
Read MPEC 1999-J54
M.P.E.C. 1999-J53 Issued 1999 May 15, 17:59 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 JW6
Observations:
J99J06W* C1999 05 13.37035 16 28 34.37 +17 52 23.9 17.7 704
J99J06W C1999 05 13.37894 16 28 31.98 +17 52 01.7 18.0 704
J99J06W C1999 05 13.38737 16 28 29.89 +17 51 38.2 17.8 704
J99J06W C1999 05 13.39577 16 28 27.74 +17 51 15.6 18.2 704
J99J06W C1999 05 14.22518 16 24 56.29 +17 13 01.5 18.3 704
J99J06W C1999 05 14.23241 16 24 53.47 +17 12 56.2 17.8 V 860
J99J06W C1999 05 14.23573 16 24 52.49 +17 12 45.5 17.7 V 860
J99J06W C1999 05 14.24033 16 24 52.26 +17 12 19.0 704
J99J06W IC1999 05 14.24053 16 24 51.26 +17 12 34.7 18.0 V 860
J99J06W C1999 05 14.25464 16 24 48.27 +17 11 36.7 17.9 V 734
J99J06W C1999 05 14.25539 16 24 48.36 +17 11 36.9 17.9 704
J99J06W C1999 05 14.25860 16 24 47.34 +17 11 26.3 17.5 V 734
J99J06W C1999 05 14.26264 16 24 46.29 +17 11 15.3 17.6 V 734
J99J06W C1999 05 14.27053 16 24 44.33 +17 10 54.4 704
J99J06W C1999 05 14.29929 16 24 36.79 +17 09 33.2 719
J99J06W C1999 05 14.30118 16 24 36.31 +17 09 28.5 18.2 704
J99J06W C1999 05 14.30242 16 24 35.98 +17 09 24.2 719
J99J06W C1999 05 14.31628 16 24 32.28 +17 08 45.1 704
J99J06W C1999 05 14.33136 16 24 28.34 +17 08 03.3 18.1 704
J99J06W C1999 05 14.33516 16 24 27.52 +17 07 53.1 719
J99J06W C1999 05 14.34089 16 24 25.87 +17 07 36.5 719
J99J06W C1999 05 14.34641 16 24 24.41 +17 07 21.5 18.5 704
J99J06W C1999 05 14.36148 16 24 20.38 +17 06 38.6 19.2 704
J99J06W C1999 05 14.37635 16 24 16.50 +17 05 56.0 16.9 704
J99J06W C1999 05 14.38856 16 24 13.29 +17 05 21.9 17.5 704
J99J06W C1999 05 14.39833 16 24 10.61 +17 04 53.9 17.1 704
J99J06W C1999 05 14.40413 16 24 09.21 +17 04 38.7 17.1 704
J99J06W C1999 05 14.41389 16 24 06.66 +17 04 10.8 17.0 704
J99J06W C1999 05 14.41949 16 24 05.18 +17 03 55.3 17.4 704
J99J06W C1999 05 14.42926 16 24 02.58 +17 03 26.1 17.3 704
J99J06W C1999 05 14.43477 16 24 01.16 +17 03 11.4 17.3 704
J99J06W C1999 05 14.44454 16 23 58.58 +17 02 43.2 17.1 704
J99J06W C1999 05 14.45001 16 23 57.17 +17 02 27.7 17.4 704
J99J06W C1999 05 14.86325 16 22 11.50 +16 42 44.8 557
J99J06W C1999 05 14.86442 16 22 11.18 +16 42 40.8 557
J99J06W C1999 05 14.86559 16 22 10.87 +16 42 38.4 557
J99J06W C1999 05 14.90763 16 22 00.07 +16 40 38.6 17.5 V 620
J99J06W C1999 05 14.91378 16 21 58.44 +16 40 21.3 620
J99J06W C1999 05 14.91805 16 21 57.30 +16 40 09.2 17.9 V 620
J99J06W C1999 05 14.92443 16 21 55.60 +16 39 51.2 620
J99J06W C1999 05 15.66473 16 18 42.61 +16 04 11.5 17.4 R 426
J99J06W C1999 05 15.66713 16 18 41.97 +16 04 04.4 17.5 R 426
J99J06W C1999 05 15.67001 16 18 41.21 +16 03 56.0 17.4 R 426
Observer details:
426 Woomera. Observer F. B. Zoltowski. 0.30-m f/3.3 Schmidt-Cassegrain + CCD.
557 Ondrejov. Observers P. Pravec, L. Sarounova. 0.65-m f/3.6 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.
719 Etscorn Observatory. Observers D. A. Klinglesmith III, R. Huber. 0.355-m
Schmidt-Cassegrain + CCD.
734 Farpoint Observatory. Observer G. Hug. 0.30-m Schmidt-Cassegrain + CCD.
860 Valinhos. Observer P. R. Holvorcem. 0.20-m f/3.3 reflector + CCD.
Orbital elements:
1999 JW6
Epoch 1999 May 2.0 TT = JDT 2451300.5 Williams
M 76.41800 (2000.0) P Q
n 0.54892787 Peri. 63.01279 -0.34251596 -0.61903539
a 1.4772677 Node 66.65939 +0.31621673 -0.78430924
e 0.1429620 Incl. 50.32944 +0.88469757 +0.04067175
P 1.80 H 17.0 G 0.15
From 43 observations 1999 May 13-15.
Ephemeris:
1999 JW6 a,e,i = 1.48, 0.14, 50 q = 1.2661
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1999 05 12 16 34.34 +18 53.0 0.563 1.478 138.2 27.1 17.8
1999 05 17 16 12.88 +14 56.9 0.544 1.488 144.5 23.2 17.6
1999 05 22 15 50.84 +10 22.9 0.535 1.498 149.4 20.1 17.5
1999 05 27 15 29.28 +05 24.2 0.538 1.508 151.3 18.8 17.5
1999 06 01 15 09.14 +00 18.9 0.553 1.517 149.6 19.8 17.6
1999 06 06 14 51.13 -04 36.0 0.580 1.527 145.2 22.3 17.8
1999 06 11 14 35.64 -09 08.6 0.616 1.536 139.4 25.5 18.0
1999 06 16 14 22.80 -13 13.0 0.661 1.546 133.3 28.6 18.3
1999 06 21 14 12.55 -16 48.7 0.712 1.555 127.3 31.3 18.6
1999 06 26 14 04.67 -19 58.0 0.769 1.563 121.6 33.6 18.8
1999 07 01 13 58.92 -22 44.7 0.829 1.572 116.4 35.4 19.0
1999 07 06 13 55.05 -25 12.4 0.893 1.580 111.6 36.7 19.2
1999 07 11 13 52.82 -27 24.9 0.958 1.589 107.1 37.7 19.4
1999 07 16 13 52.06 -29 25.0 1.024 1.596 102.9 38.4 19.6
1999 07 21 13 52.58 -31 15.5 1.091 1.604 99.1 38.7 19.8
1999 07 26 13 54.24 -32 58.3 1.158 1.611 95.5 38.9 19.9
1999 07 31 13 56.91 -34 34.8 1.224 1.618 92.1 38.8 20.0
1999 08 05 14 00.50 -36 06.3 1.290 1.625 88.9 38.6 20.1
1999 08 10 14 04.96 -37 33.7 1.354 1.631 85.8 38.3 20.3
1999 08 15 14 10.21 -38 57.9 1.417 1.638 83.0 37.9 20.3
1999 08 20 14 16.24 -40 19.4 1.478 1.643 80.2 37.4 20.4
1999 08 25 14 22.99 -41 38.6 1.537 1.649 77.6 36.8 20.5
1999 08 30 14 30.45 -42 55.8 1.594 1.654 75.2 36.2 20.6
1999 09 04 14 38.62 -44 11.1 1.648 1.659 72.8 35.5 20.6
1999 09 09 14 47.51 -45 24.7 1.701 1.663 70.5 34.8 20.7
1999 09 14 14 57.14 -46 36.6 1.751 1.667 68.4 34.1 20.7
1999 09 19 15 07.51 -47 46.7 1.798 1.671 66.3 33.4 20.8
1999 09 24 15 18.65 -48 54.9 1.843 1.674 64.4 32.7 20.8
1999 09 29 15 30.58 -50 00.8 1.885 1.677 62.5 32.0 20.9
1999 10 04 15 43.35 -51 04.2 1.924 1.680 60.8 31.3 20.9
1999 10 09 15 56.99 -52 04.7 1.960 1.682 59.1 30.6 20.9
Gareth V. Williams (C) Copyright 1999 MPC M.P.E.C. 1999-J53
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