[Iaude] MPEC Y45: 2020 YS [a=1.38,e=0.56,i=28.3,H=21.4]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Fri Dec 18 13:50:35 EST 2020
M.P.E.C. 2020-Y45 Issued 2020 December 18, 18:49 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. They are published
on behalf of Division F 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 at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2020 YS
Observations:
K20Y00S C2020 12 07.35456704 49 25.815+04 58 07.56 21.61GVEY045F52
K20Y00S C2020 12 07.37635204 49 21.377+04 56 51.52 20.64GVEY045F52
K20Y00S C2020 12 07.38728704 49 19.164+04 56 13.95 20.52GVEY045F52
K20Y00S C2020 12 11.36577204 35 45.823+00 58 12.07 21.49GVEY045F52
K20Y00S C2020 12 11.37812504 35 43.123+00 57 26.27 22.53GVEY045F52
K20Y00S C2020 12 11.39048404 35 40.425+00 56 40.81 20.73GVEY045F52
K20Y00S C2020 12 16.37503204 17 33.737-04 14 53.15 20.91GVEY045F51
K20Y00S C2020 12 16.39905304 17 28.168-04 16 24.47 21.15GVEY045F51
K20Y00S* C2020 12 17.36765904 13 51.937-05 17 23.10 21.53wUEY045F51
K20Y00S C2020 12 17.37973604 13 49.143-05 18 08.60 21.35wUEY045F51
K20Y00S C2020 12 17.39175004 13 46.353-05 18 54.04 21.49wUEY045F51
K20Y00S C2020 12 17.40381804 13 43.548-05 19 39.35 21.62wUEY045F51
K20Y00S KC2020 12 18.22603504 10 39.09 -06 11 23.2 21.2 VuEY045H21
K20Y00S KC2020 12 18.23532404 10 36.95 -06 11 58.0 21.3 VuEY045H21
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe, A.
Schultz, M. Willman. Measurers S. Chastel, M. Huber, Y. Ramanjooloo, R.
Wainscoat, R. Weryk, K. Chambers, T. de Boer, L. Denneau, J. Fairlamb, H.
Flewelling, C.-C. Lin, E. Magnier. 1.8-m Ritchey-Chretien + CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, K. Chambers, T. Dukes, T.
Lowe, A. Schultz, M. Willman. Measurers S. Chastel, M. Huber, Y.
Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes. 0.81-m f/4.0
astrograph + CCD.
Orbital elements:
2020 YS Earth MOID = 0.2941 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 304.75664 (2000.0) P Q
n 0.60507164 Peri. 317.85152 -0.85609004 +0.29279678
a 1.3844104 Node 244.00901 -0.24735737 -0.95565735
e 0.5570977 Incl. 28.28167 -0.45378869 -0.03144969
P 1.63 H 21.4 G 0.15 U 8
Residuals in seconds of arc
201207 F52 0.0 0.1+ 201211 F52 0.1- 0.0 201217 F51 0.1- 0.1-
201207 F52 0.0 0.3- 201216 F51 0.5+ 0.1+ 201217 F51 0.1- 0.1+
201207 F52 0.2+ 0.2+ 201216 F51 0.3+ 0.4- 201218 H21 0.1+ 0.1+
201211 F52 0.5- 0.2+ 201217 F51 0.3- 0.0 201218 H21 0.2+ 0.2+
201211 F52 0.3- 0.1- 201217 F51 0.1- 0.1+
Ephemeris:
2020 YS a,e,i = 1.38, 0.56, 28 q = 0.6132
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 11 18 05 36 31.8 +19 29 26 0.6282 1.5683 151.1 17.7 22.3
...
2020 12 03 05 02 56.6 +08 59 08 0.4827 1.4582 165.6 9.7 21.3
...
2020 12 11 04 37 02.9 +01 20 47 0.4352 1.3951 156.7 16.2 21.2
...
2020 12 17 04 15 14.4 -04 54 03 0.4151 1.3457 145.1 24.7 21.3
2020 12 18 04 11 30.3 -05 56 55 0.4131 1.3373 143.0 26.3 21.3
2020 12 19 04 07 45.6 -06 59 31 0.4113 1.3289 141.0 27.8 21.3
...
2020 12 25 03 45 23.9 -13 02 46 0.4075 1.2773 128.4 37.1 21.5
...
2021 01 02 03 17 17.6 -20 09 28 0.4163 1.2059 112.6 48.9 21.7
...
2021 01 17 02 33 45.6 -30 02 10 0.4524 1.0651 87.6 67.3 22.2
M. P. C. Staff (C) Copyright 2020 MPC M.P.E.C. 2020-Y45
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