MPEC 2019-A148: 2017 YT5
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M.P.E.C. 2019-A148 Issued 2019 Jan. 10, 11:38 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@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2017 YT5
Revision to MPEC 2017-Y129
Additional Observations:
K17Y05T C2011 01 30.54007609 51 37.619+19 01 40.22 22.2 GVEA148F51
K17Y05T C2011 01 30.57262809 51 35.111+19 02 16.58 22.2 GVEA148F51
K17Y05T C2011 01 30.58773409 51 33.969+19 02 33.42 22.4 GVEA148F51
K17Y05T C2016 02 10.42507211 04 44.333+26 53 16.77 22.2 GVEA148F51
K17Y05T C2016 02 10.43669011 04 43.562+26 53 31.52 22.5 GVEA148F51
K17Y05T C2016 02 10.44827811 04 42.813+26 53 45.74 22.6 GVEA148F51
K17Y05T C2016 02 10.45988811 04 42.066+26 53 59.84 22.5 GVEA148F51
K17Y05T C2016 02 11.43621211 03 40.382+27 13 51.63 22.3 GVEA148F51
K17Y05T C2016 02 11.44762011 03 39.629+27 14 05.77 23.4 GVEA148F51
K17Y05T C2016 02 14.44226811 00 20.827+28 14 34.00 22.0 GVEA148F51
K17Y05T C2016 02 14.45403811 00 19.996+28 14 47.91 22.3 GVEA148F51
K17Y05T C2016 02 14.46583411 00 19.152+28 15 02.60 23.2 GVEA148F51
K17Y05T C2016 02 28.49732210 42 25.735+32 35 58.31 22.4 GVEA148F51
K17Y05T C2016 02 28.50867310 42 24.771+32 36 09.31 22.4 GVEA148F51
K17Y05T C2016 02 28.52010510 42 23.819+32 36 21.03 21.8 GVEA148F51
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe,
E. Magnier, A. Schultz, M. Willman. Measurers S. Chastel, M. Huber,
Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
110130 F51 55.3+ 8.6+ 160228 F51 23.3+ 10.7- MPO438046 +0.047 day
Orbital elements:
2017 YT5 PHA, Earth MOID = 0.0416 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 307.99849 (2000.0) P Q
n 0.40955261 Peri. 196.97038 +0.82908127 +0.35632453
a 1.7958205 Node 133.54915 -0.41863964 +0.90642786
e 0.4191826 Incl. 36.47656 -0.37062799 -0.22676280
P 2.41 H 19.0 G 0.15 U 2
Residuals in seconds of arc
110130 F51 0.0 0.1- 171223 F51 0.2- 0.1+ 180112 291 0.6+ 0.3+
110130 F51 0.1- 0.1- 171223 F51 0.0 0.1+ 180112 291 0.2+ 0.1+
110130 F51 0.2+ 0.2- 171225 807 0.2+ 0.1- 180119 291 0.4- 0.4+
160210 F51 0.3+ 0.3- 171225 807 0.1- 0.1- 180119 291 0.0 0.0
160210 F51 0.0 0.2+ 171225 807 0.3- 0.3+ 180120 T12 0.3+ 0.1-
160210 F51 0.0 0.1+ 171226 711 0.2+ 0.2+ 180120 T12 0.1+ 0.1-
160210 F51 0.0 0.0 171226 711 0.2+ 0.1+ 180120 T12 0.0 0.1-
160211 F51 0.3- 0.1- 171226 711 0.4+ 0.3+ 180120 T12 0.1+ 0.1-
160211 F51 0.3- 0.0 171228 807 0.1+ 0.0 180122 291 0.1+ 0.2+
160214 F51 0.0 0.0 171228 807 0.0 0.0 180122 291 0.4- 0.4-
160214 F51 0.1+ 0.3- 171228 807 0.1+ 0.1- 180122 291 0.2+ 0.3-
160214 F51 0.0 0.2+ 171228 291 0.2- 0.2- 180204 695 0.4+ 0.3+
160228 F51 0.1+ 0.1+ 171228 291 0.2+ 0.2- 180204 695 0.3+ 0.0
160228 F51 0.1- 0.1- 171228 291 0.5+ 0.4+ 180204 695 0.1+ 0.1-
160228 F51 0.0 0.3+ 180108 291 0.2- 0.4- 180210 291 0.5- 0.1+
171223 F51 0.2+ 0.1+ 180108 291 0.2- 0.0 180210 291 1.0- 0.0
171223 F51 0.1+ 0.2+ 180112 291 0.0 0.4-
Ephemeris:
2017 YT5 a,e,i = 1.80, 0.42, 36 q = 1.0430
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 12 11 14 02 33.0 +13 08 33 2.6040 2.2513 58.5 21.9 23.9
...
2018 12 26 14 31 25.8 +13 24 35 2.4006 2.1978 66.3 24.2 23.7
...
2019 01 03 14 47 01.6 +13 48 23 2.2904 2.1674 70.3 25.3 23.6
...
2019 01 09 14 58 47.2 +14 14 06 2.2077 2.1438 73.3 26.1 23.6
2019 01 10 15 00 45.0 +14 19 04 2.1939 2.1398 73.8 26.2 23.5
2019 01 11 15 02 42.9 +14 24 15 2.1801 2.1358 74.3 26.3 23.5
...
2019 01 17 15 14 30.9 +14 59 40 2.0980 2.1112 77.2 27.0 23.4
...
2019 01 25 15 30 16.0 +15 58 52 1.9901 2.0773 81.0 27.9 23.3
...
2019 02 09 15 59 39.4 +18 29 21 1.7948 2.0104 87.5 29.4 23.1
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-A148
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