MPEC 1999-Y24 : 1999 YF3
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M.P.E.C. 1999-Y24 Issued 1999 Dec. 25, 20:43 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.
Prepared using the Tamkin Foundation Computer Network
BMARSDEN@CFA.HARVARD.EDU or GWILLIAMS@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
1999 YF3
Observations:
J99Y03F* C1999 12 19.43554 08 59 13.71 +61 50 23.1 18.2 704
J99Y03F C1999 12 19.45113 08 59 09.47 +61 50 01.0 18.1 704
J99Y03F C1999 12 19.46656 08 59 05.38 +61 49 37.8 18.5 704
J99Y03F C1999 12 19.48213 08 59 01.21 +61 49 15.2 18.4 704
J99Y03F C1999 12 19.49748 08 58 57.06 +61 48 52.7 18.3 704
J99Y03F C1999 12 20.04762 08 56 37.65 +61 35 20.2 557
J99Y03F C1999 12 20.05227 08 56 36.26 +61 35 14.1 557
J99Y03F C1999 12 20.05692 08 56 34.96 +61 35 06.2 557
J99Y03F C1999 12 20.14263 08 56 11.65 +61 32 57.6 17.7 R 046
J99Y03F C1999 12 20.14404 08 56 11.30 +61 32 55.5 046
J99Y03F C1999 12 20.14581 08 56 10.80 +61 32 52.7 046
J99Y03F C1999 12 20.14756 08 56 10.32 +61 32 50.4 17.5 R 046
J99Y03F C1999 12 20.37640 08 55 12.23 +61 27 08.8 17.9 704
J99Y03F C1999 12 20.39158 08 55 07.95 +61 26 45.8 18.3 704
J99Y03F C1999 12 20.40677 08 55 03.70 +61 26 23.4 18.7 704
J99Y03F C1999 12 20.42226 08 54 59.42 +61 25 59.2 18.8 704
J99Y03F C1999 12 20.43748 08 54 55.33 +61 25 36.4 18.7 704
J99Y03F C1999 12 20.99828 08 52 28.65 +61 10 50.5 18.8 V 595
J99Y03F C1999 12 21.00507 08 52 26.84 +61 10 39.7 595
J99Y03F C1999 12 21.01519 08 52 23.97 +61 10 25.4 595
J99Y03F C1999 12 21.03219 08 52 19.30 +61 09 59.1 595
J99Y03F C1999 12 22.01064 08 47 55.50 +60 42 59.7 118
J99Y03F C1999 12 22.01225 08 47 55.04 +60 42 56.2 118
J99Y03F C1999 12 22.01657 08 47 53.74 +60 42 48.6 118
J99Y03F C1999 12 22.85978 08 44 02.44 +60 17 55.9 17.0 R 046
J99Y03F C1999 12 22.86106 08 44 02.32 +60 17 53.4 046
J99Y03F C1999 12 22.86307 08 44 01.69 +60 17 50.9 046
J99Y03F C1999 12 22.86631 08 44 00.75 +60 17 45.5 046
J99Y03F C1999 12 22.88013 08 43 56.99 +60 17 20.8 046
J99Y03F C1999 12 23.02788 08 43 14.26 +60 13 01.0 118
J99Y03F C1999 12 23.03029 08 43 13.61 +60 12 56.8 118
Observer details:
046 Klet. Observers J. Ticha, M. Tichy, Z. Moravec. 0.57-m f/5.2 reflector
+ CCD.
118 Modra. Observers A. Galad, P. Koleny. 0.6-m f/5.5 reflector + CCD.
557 Ondrejov. Observer L. Sarounova. 0.65-m f/3.6 reflector + CCD.
595 Farra d'Isonzo. Observers E. Pettarin. 0.40-m f/4.5 reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, F. Shelly,
M. Bezpalko, M. Elowitz, R. Huber. Measurers J. Stuart, H. Viggh,
R. Sayer, J. B. Evans. 1.0-m f/2.15 reflector + CCD.
Orbital elements:
1999 YF3
Epoch 1999 Dec. 8.0 TT = JDT 2451520.5 Williams
M 357.84820 (2000.0) P Q
n 0.54424595 Peri. 146.67778 +0.02407214 -0.91918052
a 1.4857278 Node 299.00163 +0.79058627 +0.25817168
e 0.1429849 Incl. 26.70902 +0.61187734 -0.29741311
P 1.81 H 18.3 G 0.15
From 31 observations 1999 Dec. 19-23.
Ephemeris:
1999 YF3 a,e,i = 1.49, 0.14, 27 q = 1.2733
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1999 12 18 09 05.16 +62 22.9 0.403 1.274 128.2 37.4 18.4
1999 12 23 08 43.36 +60 13.8 0.378 1.275 133.9 33.8 18.1
1999 12 28 08 19.23 +57 14.6 0.355 1.277 140.3 29.5 17.9
2000 01 02 07 54.64 +53 14.9 0.336 1.279 147.2 24.6 17.6
2000 01 07 07 31.57 +48 12.6 0.324 1.282 153.9 19.7 17.4
2000 01 12 07 11.47 +42 17.4 0.318 1.286 159.1 15.8 17.2
2000 01 17 06 55.09 +35 51.5 0.320 1.290 160.5 14.8 17.2
2000 01 22 06 42.51 +29 22.6 0.330 1.295 157.2 17.1 17.4
2000 01 27 06 33.38 +23 15.5 0.347 1.300 151.3 21.3 17.6
2000 02 01 06 27.27 +17 46.7 0.371 1.306 144.7 25.8 17.9
2000 02 06 06 23.73 +13 03.0 0.400 1.312 138.3 30.0 18.2
2000 02 11 06 22.36 +09 04.1 0.434 1.319 132.4 33.5 18.5
2000 02 16 06 22.81 +05 45.6 0.471 1.326 127.2 36.4 18.8
2000 02 21 06 24.74 +03 01.5 0.510 1.334 122.5 38.7 19.0
2000 02 26 06 27.91 +00 45.8 0.551 1.342 118.3 40.5 19.2
2000 03 02 06 32.14 -01 06.8 0.594 1.350 114.5 41.9 19.5
2000 03 07 06 37.27 -02 40.8 0.637 1.359 111.1 42.9 19.7
2000 03 12 06 43.20 -04 00.1 0.681 1.368 108.1 43.7 19.8
2000 03 17 06 49.82 -05 08.0 0.725 1.377 105.3 44.2 20.0
2000 03 27 07 04.77 -06 58.7 0.814 1.396 100.3 44.7 20.3
2000 04 06 07 21.63 -08 27.5 0.902 1.416 96.1 44.6 20.5
2000 04 16 07 40.09 -09 44.5 0.988 1.436 92.3 44.3 20.8
2000 04 26 07 59.85 -10 56.3 1.072 1.457 88.9 43.7 21.0
2000 05 06 08 20.76 -12 07.0 1.155 1.477 85.8 42.9 21.1
2000 05 16 08 42.67 -13 19.7 1.235 1.497 83.0 42.1 21.3
2000 05 26 09 05.44 -14 35.8 1.314 1.517 80.3 41.2 21.4
2000 06 05 09 29.00 -15 55.9 1.391 1.536 77.6 40.2 21.5
2000 06 15 09 53.27 -17 20.4 1.468 1.555 75.1 39.1 21.6
2000 06 25 10 18.16 -18 48.5 1.544 1.573 72.5 38.1 21.8
2000 07 05 10 43.66 -20 19.4 1.619 1.590 69.9 36.9 21.8
2000 07 15 11 09.71 -21 51.8 1.695 1.606 67.3 35.7 21.9
2000 07 25 11 36.27 -23 24.0 1.771 1.620 64.6 34.5 22.0
Gareth V. Williams (C) Copyright 1999 MPC M.P.E.C. 1999-Y24
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