[Iaude] MPEC H63: 2020 BF157 [a=95.67,e=0.86,i=34.2,H=12.5]
mpec at cfa.harvard.edu
mpec at cfa.harvard.edu
Mon Apr 22 13:38:43 EDT 2024
M.P.E.C. 2024-H63 Issued 2024 April 22, 17:33 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
2020 BF157
Observations:
K20BF7F KC2017 12 23.40321707 10 26.908+19 02 48.39 23.71GVEH063F51
K20BF7F KC2019 01 03.57070807 50 20.779+23 58 24.09 23.41GVEH063F51
K20BF7F KC2020 01 19.41429108 33 39.260+28 30 08.68 23.70GVEH063F51
K20BF7F C2020 01 21.37562808 33 12.084+28 33 52.46 23.26GVEH063F51
K20BF7F C2020 01 21.38976608 33 11.859+28 33 54.48 22.86GVEH063F51
K20BF7F C2020 01 21.41800308 33 11.484+28 33 57.34 23.68GVEH063F51
K20BF7F C2020 01 22.39221108 32 57.930+28 35 47.22 23.15GVEH063F51
K20BF7F C2020 01 22.40362308 32 57.739+28 35 48.91 23.00GVEH063F51
K20BF7F* C2020 01 24.33755 08 32 30.691+28 39 24.40 23.3 rVEH063T09
K20BF7F C2020 01 24.56268 08 32 27.465+28 39 49.22 23.2 rVEH063T09
K20BF7F KC2020 01 27.51687508 31 45.979+28 45 11.59 23.24GVEH063F52
K20BF7F 4C2020 02 25.32685408 25 33.133+29 28 06.15 23.5 GVEH063T12
K20BF7F 4C2020 02 25.33875108 25 33.012+29 28 06.95 23.6 GVEH063T12
K20BF7F 4C2020 02 25.35046708 25 32.878+29 28 07.77 23.6 GVEH063T12
K20BF7F 4C2020 02 25.42487108 25 32.042+29 28 12.76 23.4 GVEH063T12
K20BF7F 4C2020 02 25.43655908 25 31.913+29 28 13.59 23.3 GVEH063T12
K20BF7F 4C2020 02 25.44819508 25 31.782+29 28 14.32 23.3 GVEH063T12
K20BF7F 4C2020 03 24.36362008 22 12.269+29 49 53.80 23.6 GVEH063T12
K20BF7F 4C2021 03 18.10579 09 11 39.498+32 58 58.56 23.7 rVEH063304
K20BF7F 4C2021 04 12.03850 09 09 48.662+33 02 06.08 23.9 rVEH063304
K20BF7F 0C2022 01 09.58116610 15 33.168+32 50 23.54 24.32GVEH063T12
K20BF7F 0C2022 01 09.61244210 15 32.926+32 50 28.32 24.33GVEH063T12
K20BF7F 0C2022 04 03.37891609 59 54.783+35 00 54.62 24.19GVEH063T12
K20BF7F 4C2024 03 06.23591 11 39 26.721+34 45 59.33 23.6 rVEH063G37
K20BF7F 4C2024 03 06.26059 11 39 26.435+34 46 01.56 23.7 rVEH063G37
K20BF7F 0C2024 04 17.43400611 31 30.530+35 16 36.24 24.29GVEH063T12
Observer details:
304 Las Campanas Observatory. Observer S. S. Sheppard. 6.5-m Magellan-Baade
telescope + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Herman, T. Lowe, P. Minguez, A.
Schultz, I. Smith. Measurers K. Chambers, T. de Boer, J. Fairlamb, H.
Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
Weryk. 1.8-m Ritchey-Chretien + CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Herman, T. Lowe, P. Minguez, A.
Schultz, I. Smith. Measurers K. Chambers, T. de Boer, J. Fairlamb, H.
Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
Weryk. 1.8-m Ritchey-Chretien + CCD.
G37 Lowell Discovery Telescope. Observers C. Trujillo, K. Farrell, A. Allen.
4-m Lowell Discovery Telescope + CCD.
T09 Subaru Telescope, Maunakea. Observers S. S. Sheppard, D. J. Tholen.
Measurer S. S. Sheppard. 8.2-m Subaru reflector + CCD.
T12 University of Hawaii 88-inch telescope, Maunakea. Observer D. J. Tholen.
2.24-m reflector + CCD, 2.24-m f/10.1 reflector + 2112 x 2112 pixels
STA1600 10k CCD.
Orbital elements:
2020 BF157
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5 Alexandersen
M 1.60730 (2000.0) P Q
n 0.00105331 Peri. 15.85924 -0.54304555 -0.65313664
a 95.6676948 Node 110.11400 +0.69632295 -0.70151679
e 0.8641496 Incl. 34.19574 +0.46929297 +0.28510825
P 936 H 12.55 G 0.15 U 3
Residuals in seconds of arc
171223 F51 0.0 0.1+ 200124 T09 0.0 0.1- 210318 304 0.1+ 0.1+
190103 F51 0.0 0.2- 200127 F52 0.2+ 0.0 210412 304 0.1- 0.2+
200119 F51 0.2- 0.1- 200225 T12 0.1- 0.1+ 220109 T12 0.1+ 0.0
200121 F51 0.1- 0.1- 200225 T12 0.1+ 0.0 220109 T12 0.1+ 0.0
200121 F51 0.4- 0.3+ 200225 T12 0.1+ 0.0 220403 T12 0.0 0.1+
200121 F51 0.0 0.1- 200225 T12 0.1- 0.0 240306 G37 0.2- 0.1+
200122 F51 0.3+ 0.2- 200225 T12 0.1- 0.0 240306 G37 0.1+ 0.2-
200122 F51 0.1- 0.2+ 200225 T12 0.1- 0.0 240417 T12 0.0 0.0
200124 T09 0.0 0.1- 200324 T12 0.0 0.2-
Ephemeris:
2020 BF157 a,e,i = 95.67, 0.86, 34 q = 12.9965
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2024 03 23 11 36 01.0 +35 07 50 13.7913 14.6000 143.0 2.4 24.3
...
2024 04 07 11 33 10.4 +35 16 40 13.9308 14.6294 132.8 2.9 24.4
...
2024 04 15 11 31 52.0 +35 17 04 14.0247 14.6452 126.6 3.2 24.4
...
2024 04 21 11 31 01.3 +35 15 26 14.1027 14.6570 121.8 3.3 24.5
2024 04 22 11 30 53.6 +35 15 01 14.1162 14.6590 121.0 3.4 24.5
2024 04 23 11 30 46.1 +35 14 32 14.1300 14.6610 120.2 3.4 24.5
...
2024 04 29 11 30 05.9 +35 10 49 14.2152 14.6729 115.2 3.6 24.5
...
2024 05 07 11 29 26.2 +35 03 32 14.3358 14.6888 108.6 3.7 24.5
...
2024 05 22 11 28 58.4 +34 43 31 14.5764 14.7188 96.1 3.9 24.6
M. P. C. Staff (C) Copyright 2024 MPC M.P.E.C. 2024-H63
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