[Iaude] MPEC J124: 2017 BH230 [a=47.13,e=0.09,i=31.8,H=8.18]
mpec at cfa.harvard.edu
mpec at cfa.harvard.edu
Tue May 7 22:26:01 EDT 2024
M.P.E.C. 2024-J124 Issued 2024 May 8, 02:23 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 BH230
Additional Observations:
K17BN0H 1C2019 02 28.35199410 02 54.11 +02 06 06.6 WEJ124T09
K17BN0H 1C2019 02 28.38646710 02 53.97 +02 06 07.5 WEJ124T09
K17BN0H 4C2019 04 04.28639 10 00 56.79 +02 23 11.8 25.7 g1EJ124T09
K17BN0H 4C2019 04 04.29405 10 00 56.75 +02 23 12.1 25.5 g1EJ124T09
K17BN0H 4C2019 04 04.29788 10 00 56.73 +02 23 12.1 25.1 g1EJ124T09
K17BN0H 4C2019 04 04.30170 10 00 56.73 +02 23 12.3 25.3 g1EJ124T09
K17BN0H 4C2019 04 04.30936 10 00 56.71 +02 23 12.4 25.3 g1EJ124T09
K17BN0H 4C2019 04 04.31319 10 00 56.71 +02 23 12.6 25.5 g1EJ124T09
K17BN0H 4C2019 04 04.31702 10 00 56.69 +02 23 12.8 24.8 g1EJ124T09
K17BN0H 4C2019 04 04.32085 10 00 56.69 +02 23 12.8 25.6 g1EJ124T09
K17BN0H 4C2019 04 04.32852 10 00 56.67 +02 23 13.1 26.0 g1EJ124T09
K17BN0H 4C2019 04 04.33235 10 00 56.65 +02 23 13.3 25.2 g1EJ124T09
K17BN0H 4C2019 04 04.33618 10 00 56.63 +02 23 13.5 25.8 g1EJ124T09
K17BN0H 4C2019 04 04.34001 10 00 56.63 +02 23 13.6 25.4 g1EJ124T09
K17BN0H 4C2019 04 04.34384 10 00 56.63 +02 23 13.8 25.7 g1EJ124T09
K17BN0H 1C2019 05 09.23809310 00 07.15 +02 36 57.6 WEJ124T09
K17BN0H 1C2019 05 09.38598910 00 07.11 +02 37 00.2 WEJ124T09
Observer details:
T09 Subaru Telescope, Maunakea. Observers , H. Aihara, Y. AlSayyad, M. Ando,
R. Armstrong, J. Bosch, E. Egami, H. Furusawa, J. Furusawa, S. Harasawa,
Y. Harikane, B.-C. Hsieh, H. Ikeda, K. Ito, I. Iwata, T. Kodama, M. Koike,
M. Kokubo, Y. Komiyama, X. Li, Y. Liang, Y.-T. Lin, R. H. Lupton, N. B.
Lust, L. A. MacArthur, K. Mawatari, S. Mineo, H. Miyatake, S. Miyazaki, S.
More, T. Morishima, H. Murayama, K. Nakajima, F. Nakata, A. J. Nishizawa,
M. Oguri, N. Okabe, Y. Okura, Y. Ono, K. Osato, M. Ouchi, Y.-C. Pan, A. A.
Plazas Malagon, P. A. Price, S. L. Reed, E. S. Rykoff, T. Shibuya, M.
Simunovic, M. A. Strauss, K. Sugimori, Y. Suto, N. Suzuki, M. Takada, Y.
Takagi, T. Takata, S. Takita, M. Tanaka, S. Tang, D. S. Taranu, T. Terai,
Y. Toba, E. L. Turner, H. Uchiyama, B. Vijarnwannaluk, C. Z. Waters, Y.
Yamada, N. Yamamoto, T. Yamashita. Measurers S. Deen, I. Shimokuri.
8.3-m Subaru Telescope + CCD, 8.2-m f/2.0 reflector + CCD(HSC).
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
190228 T09 4.0- 5.2- 190509 T09 0.1- 8.8- MPO810794 -5430 days
Orbital elements:
2017 BH230
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5 Alexandersen
M 246.82718 (2000.0) P Q
n 0.00304638 Peri. 109.65729 +0.14905594 +0.98179936
a 47.1280856 Node 167.09022 -0.98212892 +0.13316140
e 0.0866199 Incl. 31.78954 +0.11491350 -0.13541806
P 324 H 8.18 G 0.15 U 6
Residuals in seconds of arc
161123 T09 0.1- 0.2- 170130 T09 0.1+ 0.2- 170223 T09 0.1+ 0.1-
161123 T09 0.2- 0.0 170130 T09 0.1+ 0.2- 190228 T09 0.1+ 0.1-
161123 T09 0.0 0.1+ 170130 T09 0.2- 0.2- 190228 T09 0.0 0.2-
161225 T09 0.1+ 0.2- 170130 T09 0.2- 0.1+ 190404 T09 0.2+ 0.1-
161225 T09 0.1- 0.0 170130 T09 0.1- 0.0 190404 T09 0.2- 0.0
161225 T09 0.1- 0.1+ 170130 T09 0.2+ 0.1+ 190404 T09 0.3- 0.1-
170121 T09 0.1+ 0.2+ 170130 T09 0.3+ 0.3- 190404 T09 0.1- 0.0
170121 T09 0.2+ 0.3+ 170130 T09 0.2+ 0.0 190404 T09 0.2- 0.1-
170121 T09 0.1+ 0.1+ 170202 T09 0.1- 0.0 190404 T09 0.0 0.0
170121 T09 0.0 0.1+ 170202 T09 0.0 0.1- 190404 T09 0.1- 0.1+
170123 T09 0.0 0.2- 170202 T09 0.2+ 0.2- 190404 T09 0.0 0.0
170123 T09 0.0 0.0 170202 T09 0.1+ 0.2+ 190404 T09 0.0 0.0
170123 T09 0.0 0.0 170221 T09 0.1- 0.0 190404 T09 0.1- 0.1+
170123 T09 0.1- 0.1- 170221 T09 0.2+ 0.2- 190404 T09 0.3- 0.2+
170123 T09 0.1+ 0.0 170221 T09 0.4- 0.1+ 190404 T09 0.1- 0.2+
170123 T09 0.0 0.1- 170221 T09 0.6- 0.2+ 190404 T09 0.0 0.3+
170123 T09 0.2- 0.0 170221 T09 0.1+ 0.0 190509 T09 0.2+ 0.0
170123 T09 0.1+ 0.0 170223 T09 0.0 0.1+ 190509 T09 0.1+ 0.0
170123 T09 0.1+ 0.3+ 170223 T09 0.1+ 0.0
170123 T09 0.1+ 0.0 170223 T09 0.0 0.0
Ephemeris:
2017 BH230 a,e,i = 47.13, 0.09, 32 q = 43.0459
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2024 04 08 10 21 04.8 +03 18 40 48.2773 49.0162 137.2 0.8 25.2
...
2024 04 23 10 20 32.5 +03 24 53 48.4662 49.0134 122.5 1.0 25.2
...
2024 05 01 10 20 21.3 +03 27 44 48.5823 49.0119 114.7 1.1 25.2
...
2024 05 07 10 20 15.9 +03 29 37 48.6748 49.0108 108.9 1.1 25.2
2024 05 08 10 20 15.3 +03 29 55 48.6905 49.0106 107.9 1.1 25.2
2024 05 09 10 20 14.8 +03 30 12 48.7064 49.0104 107.0 1.1 25.2
...
2024 05 15 10 20 13.0 +03 31 46 48.8031 49.0093 101.2 1.2 25.2
...
2024 05 23 10 20 14.8 +03 33 28 48.9350 49.0079 93.5 1.2 25.3
...
2024 06 07 10 20 31.1 +03 35 22 49.1835 49.0051 79.3 1.2 25.3
M. P. C. Staff (C) Copyright 2024 MPC M.P.E.C. 2024-J124
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