Документ взят из кэша поисковой машины. Адрес оригинального документа : http://www.winer.org/Downloads/MPEC2008-Y30.pdf Дата изменения: Wed Dec 11 10:37:22 2013 Дата индексирования: Thu Feb 27 20:52:24 2014 Кодировка: Поисковые слова: m 5

MPEC 2008-Y30 : 2008 YK2

http://www.cfa.harvard.edu/mpec/K08/K08Y30.html

MPEC 2008-Y30 : 2008 YK2
The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.

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M.P.E.C. 2008-Y30

Issued 2008 Dec. 22, 17:08 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. Prepared using the Tamkin Foundation Computer Network MPC@CFA.HARVARD.EDU URL http://www.cfa.harvard.edu/iau/mpc.html 2008 YK2 Observations: K08Y02K* K08Y02K K08Y02K K08Y02K K08Y02K K08Y02K K08Y02K K08Y02K K08Y02K K08Y02K K08Y02K K08Y02K K08Y02K K08Y02K K08Y02K K08Y02K K08Y02K K08Y02K K08Y02K K08Y02K K08Y02K K08Y02K K08Y02K K08Y02K K08Y02K K08Y02K K08Y02K K08Y02K K08Y02K K08Y02K K08Y02K K08Y02K K08Y02K K08Y02K C2008 C2008 C2008 C2008 C2008 C2008 C2008 C2008 C2008 C2008 C2008 C2008 C2008 C2008 C2008 C2008 C2008 C2008 C2008 C2008 C2008 C2008 C2008 C2008 C2008 C2008 C2008 C2008 C2008 C2008 C2008 C2008 C2008 C2008 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 12 20.32714 07 20.34005 07 20.35295 07 20.36586 07 20.37872 07 20.94770 07 20.95540 07 20.96339 07 20.96699 07 20.96917 07 20.97406 07 20.97529 07 20.98011 07 20.98323 07 21.00165 07 21.00381 07 21.00562 07 21.00682 07 21.00807 07 21.00932 07 21.18914407 21.19532407 21.20201407 21.22295 07 21.23619 07 21.24937 07 21.26603 07 21.26699 07 21.26890 07 21.27652 07 21.27855 07 21.28285 07 21.28610 07 21.28902 07 41 41 41 41 41 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 43 43 43 43 43 43 43 43 43 43 43 43 43 43 32.05 33.28 34.61 35.85 37.15 41.46 42.25 43.08 43.49 43.62 44.23 44.35 44.82 45.18 47.08 47.43 47.57 48.07 48.20 48.33 09.71 10.40 11.12 10.35 11.77 13.22 17.85 18.02 18.25 18.89 19.10 19.55 19.89 20.19 +22 +22 +22 +22 +22 +22 +22 +22 +22 +22 +22 +23 +23 +23 +23 +23 +23 +23 +23 +23 +23 +23 +23 +23 +23 +23 +23 +23 +23 +23 +23 +23 +23 +23 01 02 03 04 05 57 58 58 59 59 59 00 00 00 02 02 02 03 03 03 19 20 21 23 24 25 27 27 27 28 28 28 28 29 20.8 32.0 39.9 49.6 59.0 31.9 14.0 58.7 16.7 31.6 58.3 02.8 31.7 47.1 28.9 40.4 52.2 03.1 10.1 17.1 54.6 29.4 06.9 01.6 14.5 28.0 07.1 12.9 23.6 05.8 17.2 41.4 59.7 16.1 18.1 18.2 18.2 18.2 18.2 17.7 18.3 17.9 17.9 18.4 18.2 18.1 17.6 18.1 17.9 16.8 17.7 17.6 17.7 17.9 17.9 18.2 17.9 17.9 17.9 18.7 18.5 18.7 18.2 18.2 18.1 18.1 18.1 EY030704 EY030704 EY030704 EY030704 EY030704 EY030235 EY030235 EY030235 EY030A74 EY030595 EY030595 EY030A74 EY030595 EY030A74 EY030A74 EY030A74 EY030A74 EY030493 EY030493 EY030493 EY030648 EY030648 EY030648 EY030J75 EY030J75 EY030J75 EY030854 EY030854 EY030854 EY030H01 EY030H01 EY030H01 EY030H01 EY030H01 ISSN 1523-6714

R R R V V V V V V V V C C C R R R V V V R R R R R R R R

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MPEC 2008-Y30 : 2008 YK2

http://www.cfa.harvard.edu/mpec/K08/K08Y30.html

K08Y02K C2008 12 21.31513 07 43 22.86 +23 K08Y02K C2008 12 21.32799 07 43 24.18 +23 K08Y02K C2008 12 21.34083 07 43 25.47 +23 K08Y02K C2008 12 21.35408 07 43 26.90 +23 K08Y02K C2008 12 21.36696 07 43 28.12 +23 K08Y02K C2008 12 21.91926 07 44 33.14 +24 K08Y02K C2008 12 21.92109 07 44 33.34 +24 K08Y02K C2008 12 21.92259 07 44 33.51 +24 K08Y02K C2008 12 21.94008 07 44 35.33 +24 K08Y02K C2008 12 21.94051 07 44 35.38 +24 K08Y02K C2008 12 21.97764 07 44 39.48 +24 K08Y02K C2008 12 21.98178 07 44 39.95 +24 K08Y02K C2008 12 21.98588 07 44 40.39 +24 K08Y02K %C2008 12 22.34884 07 45 22.80 +25 K08Y02K %C2008 12 22.35534 07 45 23.47 +25 K08Y02K %C2008 12 22.35804 07 45 23.79 +25 K08Y02K C2008 12 22.64103 07 45 58.24 +25 K08Y02K C2008 12 22.65039 07 45 59.12 +25 K08Y02K C2008 12 22.65597 07 45 59.77 +25 K08Y02K C2008 12 22.65978 07 46 00.14 +25

31 32 34 35 36 28 28 29 30 30 34 34 35 10 11 11 39 40 40 41

43.8 56.4 09.4 25.4 35.1 46.0 59.7 08.1 49.5 52.0 26.9 50.8 14.7 33.5 11.6 27.7 16.8 11.2 45.1 07.3

17.8 18.1 18.3 19.1 18.2 17.9 17.6 17.7 17.7 17.4 17.5 17.5 17.8 R R R R R R R R

17.9 V

EY030704 EY030704 EY030704 EY030704 EY030704 EY030587 EY030587 EY030587 EY030473 EY030473 EY030204 EY030204 EY030204 EY030H06 EY030H06 EY030H06 EY030900 EY030900 EY030900 EY030900

Observer details: 204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/4.64 reflector + CCD. 235 CAST Observatory, Talmassons. Observer R. Ligustri. 0.35-m f/5 reflector + CCD. 473 Remanzacco. Observers L. Donato, M. Gonano, V. Gonano, E. Guido, V. Santini, G. Sostero. 0.45-m f/4.4 Newtonian reflector + CCD. 493 Calar Alto. Observer F. Hormuth. 1.23-m reflector + CCD. 587 Sormano. Observers F. Manca, A. Testa. Measurer F. Manca. 0.5-m f/6.8 reflector + CCD. 595 Farra d'Isonzo. Observers L. Bittesini, E. Pettarin, F. Piani. Measurer E. Pettarin. 0.30-m f/4.5 reflector + CCD. 648 Winer Observatory, Sonoita. Observers M. Trueblood, R. Crawford. Measurer R. Crawford. 0.5-m f/4.5 Newtonian reflector + CCD. 704 Lincoln Laboratory ETS, New Mexico. Observers M. Bezpalko, D. Torres, R. Kracke, G. Spitz, J. Kistler. Measurers J. Stuart, S. Scruggs. 1.0-m f/2.15 reflector + CCD. 854 Sabino Canyon Observatory, Tucson. Observer J. E. McGaha. 0.36-m f/10.0 Schmidt-Cassegrain + CCD. 900 Moriyama. Observer Y. Ikari. 0.26-m f/7.0 reflector + CCD. A74 Bergen-Enkheim Observatory. Observer U. Suessenberger. 0.4-m f/4 Newtonian reflector. H01 Magdalena Ridge Observatory, Socorro. Observer W. H. Ryan. 2.4-m f/8.9 reflector + CCD. H06 RAS Observatory, Mayhill. Observers E. Guido, G. Sostero, P. Camilleri. 0.25-m f/3.4 reflector + CCD. J75 OAM Observatory, La Sagra. Observers S. Sanchez, J. Nomen, R. Stoss, W. K. Y. Yeung, J. Rodriguez, A. Cikota, S. Cikota. 0.45-m f/2.8 reflector + CCD. Orbital elements: 2008 YK2 Epoch 2008 Nov. 30.0 TT = JDT 2454800.5 M 339.16894 (2000.0) P n 0.29579529 Peri. 47.62964 -0.71016582 a 2.2308749 Node 93.92554 +0.44750315 e 0.4988085 Incl. 25.72298 +0.54351213 P 3.33 H 19.4 G 0.15 Residuals in seconds of arc 081220 704 0.4+ 0.7081221 493 0.0 0.4081220 704 0.3- 1.0+ 081221 493 0.0 0.3081220 704 0.5+ 0.5081221 648 0.0 0.8+ 081220 704 0.0 0.2081221 648 0.2+ 0.7+ 081220 704 0.4+ 0.0 081221 648 0.1+ 0.5+ Earth MOID = 0.2304 AU MPC Q -0.55513386 -0.83073184 -0.04136426 U 8 081221 081221 081221 081221 081221 704 704 704 587 587 0.70.3+ 1.10.20.21.3+ 2.7+ 0.0 2.60.5+

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MPEC 2008-Y30 : 2008 YK2

http://www.cfa.harvard.edu/mpec/K08/K08Y30.html

081220 081220 081220 081220 081220 081220 081220 081220 081220 081221 081221 081221 081221

235 235 235 A74 595 595 A74 595 A74 A74 A74 A74 493

0.2+ 0.1+ 0.1+ 0.10.60.8+ 0.20.3+ 0.20.51.2+ 0.6+ 0.0

0.20.80.40.10.4+ 0.0 0.10.20.2+ 0.20.61.1+ 0.4-

081221 081221 081221 081221 081221 081221 081221 081221 081221 081221 081221 081221 081221

J75 J75 J75 854 854 854 H01 H01 H01 H01 H01 704 704

0.30.20.1+ 1.00.0 0.4+ 0.10.10.10.10.10.30.3-

0.50.90.40.10.3+ 0.2+ 0.10.10.10.10.20.3+ 0.5+

081221 081221 081221 081221 081221 081221 081222 081222 081222 081222 081222 081222 081222

587 473 473 204 204 204 H06 H06 H06 900 900 900 900

0.10.0 0.0 0.40.10.10.2+ 0.10.4+ 1.5+ 0.40.2+ 0.4-

0.2+ 0.10.0 0.10.20.0 0.50.50.31.1+ 0.30.4+ 0.1-

Ephemeris: 2008 YK2 Date TT 2008 12 20 2008 12 30 2009 01 09 2009 01 19 2009 01 29 2009 02 08 2009 02 18 2009 02 28 2009 03 10 2009 03 20 2009 03 30 2009 04 09 2009 04 19 2009 04 29 2009 05 09 2009 05 19 2009 05 29 2009 06 08 2009 06 18

R. 07 08 08 10 14 16 16 16 16 16 16 15 15 14 14 14 14 14 14

a,e,i = 2.23, 0.50, 26 A. (2000) Decl. Delta r 40.93 +21 32.4 0.291 1.254 03.66 +39 26.6 0.243 1.208 47.38 +60 22.3 0.235 1.171 42.59 +75 43.3 0.263 1.142 21.88 +78 49.4 0.311 1.124 12.71 +75 05.2 0.364 1.118 46.07 +71 30.1 0.415 1.123 51.95 +68 49.6 0.460 1.140 43.83 +66 40.1 0.498 1.168 26.55 +64 33.7 0.529 1.205 02.90 +62 01.9 0.556 1.250 36.42 +58 36.6 0.580 1.301 11.04 +54 01.6 0.606 1.357 49.72 +48 15.7 0.639 1.418 34.07 +41 35.0 0.684 1.480 24.12 +34 27.8 0.743 1.545 19.19 +27 22.0 0.820 1.611 18.46 +20 39.5 0.915 1.677 21.05 +14 32.8 1.027 1.743 (C) Copyright 2008 MPC

Elong. 155.0 155.5 138.9 121.0 108.8 101.6 97.9 96.8 97.5 99.8 103.3 107.7 112.5 117.1 120.7 122.7 122.6 120.6 117.2

q = 1.1181 Phase V 19.4 18.2 19.7 17.7 33.5 18.0 47.6 18.6 56.0 19.2 59.8 19.6 60.6 19.9 59.6 20.1 57.5 20.3 54.5 20.4 51.1 20.5 47.2 20.6 43.1 20.6 39.2 20.7 35.9 20.9 33.5 21.1 32.0 21.4 31.4 21.7 31.2 22.0 M.P.E.C. 2008-Y30

Timothy B. Spahr

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