[Iaude] MPEC J101: 2017 BK230 [a=45.91,e=0.31,i=13.4,H=9.60]
mpec at cfa.harvard.edu
mpec at cfa.harvard.edu
Mon May 6 15:47:44 EDT 2024
M.P.E.C. 2024-J101 Issued 2024 May 6, 19:45 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets, routine data on comets and natural satellites,
and occasional editorial announcements. 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
2017 BK230
Additional Observations:
K17BN0K 1C2016 12 25.51568709 58 25.17 +01 31 24.3 WEJ101T09
K17BN0K 1C2016 12 25.54357909 58 25.12 +01 31 24.3 WEJ101T09
K17BN0K 1C2016 12 25.59036109 58 24.99 +01 31 24.5 WEJ101T09
K17BN0K 1C2016 12 25.61263809 58 24.92 +01 31 24.6 WEJ101T09
K17BN0K 1C2017 01 02.59457309 58 02.78 +01 31 57.8 WEJ101T09
K17BN0K 1C2019 02 05.42269310 07 29.48 +01 05 10.7 WEJ101T09
K17BN0K 1C2019 05 09.26369810 02 18.19 +01 49 26.1 WEJ101T09
K17BN0K 1C2019 05 09.33891910 02 18.18 +01 49 27.5 WEJ101T09
K17BN0K 1C2019 05 09.38598910 02 18.16 +01 49 28.3 WEJ101T09
Observer details:
T09 Subaru Telescope, Maunakea. Observer . Measurer S. Deen. 8.3-m Subaru
Telescope + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
161225 T09 0.00- 0.00- 190509 T09 0.04- 0.01- MPO810794 -32466 days
Orbital elements:
2017 BK230
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5 Alexandersen
M 317.88426 (2000.0) P Q
n 0.00316819 Peri. 36.00842 -0.59209374 +0.80266497
a 45.9122308 Node 198.03773 -0.78293683 -0.59405847
e 0.3122862 Incl. 13.40606 -0.19087936 -0.05313645
P 311 H 9.60 G 0.15 U 7
Residuals in seconds of arc
161225 T09 0.1- 0.0 170123 T09 0.0 0.0 170130 T09 0.0 0.2+
161225 T09 0.2+ 0.1- 170123 T09 0.2+ 0.0 170130 T09 0.5- 0.3-
161225 T09 0.0 0.0 170123 T09 0.1- 0.1+ 170130 T09 0.1+ 0.1-
161225 T09 0.2- 0.1+ 170123 T09 0.1- 0.1+ 170130 T09 0.3+ 0.1-
170102 T09 0.0 0.0 170123 T09 0.2- 0.1- 190205 T09 0.0 0.0
170121 T09 0.1+ 0.1+ 170123 T09 0.1+ 0.0 190509 T09 0.0 0.0
170121 T09 0.0 0.1- 170123 T09 0.1+ 0.3+ 190509 T09 0.1+ 0.0
170121 T09 0.0 0.0 170123 T09 0.0 0.2+ 190509 T09 0.1- 0.0
170123 T09 0.0 0.1+ 170130 T09 0.0 0.0
Ephemeris:
2017 BK230 a,e,i = 45.91, 0.31, 13 q = 31.5745
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2024 04 06 10 33 39.2 +00 03 31 37.3270 38.1295 142.9 0.9 25.5
...
2024 04 21 10 32 54.2 +00 11 21 37.4869 38.1175 128.3 1.2 25.5
...
2024 04 29 10 32 37.5 +00 15 01 37.5898 38.1111 120.5 1.3 25.6
...
2024 05 05 10 32 28.8 +00 17 28 37.6734 38.1063 114.7 1.4 25.6
2024 05 06 10 32 27.6 +00 17 51 37.6878 38.1055 113.8 1.4 25.6
2024 05 07 10 32 26.6 +00 18 14 37.7023 38.1047 112.8 1.4 25.6
...
2024 05 13 10 32 22.3 +00 20 19 37.7915 38.0999 107.0 1.5 25.6
...
2024 05 21 10 32 22.0 +00 22 36 37.9151 38.0935 99.4 1.5 25.6
...
2024 06 05 10 32 37.8 +00 25 17 38.1529 38.0814 85.2 1.5 25.6
M. P. C. Staff (C) Copyright 2024 MPC M.P.E.C. 2024-J101
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