[Iaude] MPEC K62: 2017 BC230 [a=41.62,e=0.22,i=10.5,H=9.83]
mpec at cfa.harvard.edu
mpec at cfa.harvard.edu
Thu May 23 12:38:57 EDT 2024
M.P.E.C. 2024-K62 Issued 2024 May 23, 16:37 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 BC230
Additional Observations:
K17BN0C 1C2018 01 17.46121010 06 37.59 +01 20 39.1 WEK062T09
K17BN0C 1C2018 01 17.54534510 06 37.24 +01 20 40.2 WEK062T09
K17BN0C 1C2019 03 03.31700210 09 07.55 +00 53 32.8 WEK062T09
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, reference and Delta-T
180117 T09 0.6+ 0.8+ 190303 T09 0.4+ 2.6+ MPO810793 +15.0 days
Orbital elements:
2017 BC230
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5 Alexandersen
M 319.26915 (2000.0) P Q
n 0.00367118 Peri. 316.52219 -0.69843178 +0.69225763
a 41.6164835 Node 268.25298 -0.59680495 -0.70339789
e 0.2243913 Incl. 10.46690 -0.39498975 -0.16127859
P 268 H 9.83 G 0.15 U 6
Residuals in seconds of arc
161128 T09 0.3+ 0.2- 170121 T09 0.2- 0.2- 170130 T09 0.0 0.1+
161128 T09 0.2- 0.1- 170121 T09 0.2- 0.0 170130 T09 0.1- 0.2-
161128 T09 0.2- 0.1- 170121 T09 0.2- 0.1+ 170130 T09 0.1+ 0.2-
161128 T09 0.3+ 0.0 170123 T09 0.1+ 0.1+ 170130 T09 0.2- 0.2-
161128 T09 0.2- 0.1- 170123 T09 0.2+ 0.1+ 170130 T09 0.5- 0.2+
161128 T09 0.1+ 0.0 170123 T09 0.0 0.1- 170202 T09 0.1- 0.1+
161129 T09 0.2- 0.5+ 170123 T09 0.0 0.0 170202 T09 0.0 0.1+
161129 T09 0.1+ 0.3+ 170123 T09 0.2+ 0.1+ 170202 T09 0.3+ 0.1+
161129 T09 0.1+ 0.0 170123 T09 0.1+ 0.1- 170202 T09 0.0 0.0
161129 T09 0.0 0.2- 170123 T09 0.5+ 0.0 170223 T09 0.1+ 0.1+
161225 T09 0.4+ 0.8+ 170123 T09 0.0 0.0 170223 T09 0.2- 0.2-
161225 T09 0.2+ 0.1+ 170123 T09 0.1- 0.1- 170223 T09 0.2- 0.0
161225 T09 0.0 0.3- 170123 T09 0.1+ 0.0 170223 T09 0.2- 0.1+
161225 T09 0.2- 0.1+ 170123 T09 0.2+ 0.0 170223 T09 0.2+ 0.0
161225 T09 0.0 0.6- 170123 T09 0.0 0.1- 170304 T09 0.0 0.0
170102 T09 0.1+ 0.1+ 170123 T09 0.5+ 0.1+ 170304 T09 0.1+ 0.1-
170102 T09 0.2- 0.2+ 170123 T09 0.1+ 0.2+ 170304 T09 0.1+ 0.1-
170102 T09 0.0 0.1- 170123 T09 0.3+ 0.1- 170304 T09 0.1- 0.4-
170102 T09 0.0 0.1- 170130 T09 0.0 0.2+ 180117 T09 0.1- 0.0
170121 T09 0.1- 0.1+ 170130 T09 0.2- 0.2+ 180117 T09 0.1+ 0.1+
170121 T09 0.2+ 0.0 170130 T09 0.1+ 0.1- 190303 T09 0.0 0.0
Ephemeris:
2017 BC230 a,e,i = 41.62, 0.22, 10 q = 32.2781
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2024 04 23 10 37 28.9 -02 25 07 35.0569 35.6865 128.1 1.3 25.5
...
2024 05 08 10 37 01.0 -02 18 28 35.2601 35.6784 113.7 1.5 25.5
...
2024 05 16 10 36 55.2 -02 15 38 35.3802 35.6741 106.1 1.6 25.5
...
2024 05 22 10 36 55.2 -02 13 54 35.4738 35.6709 100.4 1.6 25.5
2024 05 23 10 36 55.6 -02 13 39 35.4896 35.6703 99.5 1.6 25.5
2024 05 24 10 36 56.0 -02 13 24 35.5054 35.6698 98.5 1.6 25.6
...
2024 05 30 10 37 00.9 -02 12 08 35.6012 35.6666 92.9 1.6 25.6
...
2024 06 07 10 37 13.1 -02 11 02 35.7297 35.6623 85.4 1.6 25.6
...
2024 06 22 10 37 53.0 -02 10 51 35.9649 35.6542 71.4 1.5 25.6
M. P. C. Staff (C) Copyright 2024 MPC M.P.E.C. 2024-K62
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