MPEC 2020-B266 : 2020 BC12
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M.P.E.C. 2020-B266 Issued 2020 January 30, 01:36 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
2020 BC12
Observations:
K20B12C C2019 12 24.46718409 26 08.340+20 29 18.38 22.1 GVEB266F51
K20B12C C2019 12 24.47903309 26 07.888+20 29 23.19 21.6 GVEB266F51
K20B12C C2019 12 24.49076109 26 07.443+20 29 27.98 21.7 GVEB266F51
K20B12C C2019 12 24.50254009 26 06.988+20 29 32.76 21.8 GVEB266F51
K20B12C C2019 12 27.47562309 24 09.937+20 49 53.04 23.2 GVEB266F51
K20B12C C2019 12 27.48850209 24 09.255+20 49 59.26 22.0 GVEB266F51
K20B12C* C2020 01 22.37140908 52 14.515+24 12 11.51 21.97wUEB266F51
K20B12C C2020 01 22.38278008 52 13.422+24 12 16.34 21.81wUEB266F51
K20B12C C2020 01 22.39424108 52 12.325+24 12 21.27 21.85wUEB266F51
K20B12C C2020 01 22.40564008 52 11.230+24 12 26.19 21.71wUEB266F51
K20B12C C2020 01 24.15330 08 49 29.19 +24 24 20.5 20.6 VVEB266033
K20B12C C2020 01 24.15686 08 49 28.84 +24 24 21.6 20.7 VVEB266033
K20B12C C2020 01 24.16418 08 49 28.17 +24 24 24.7 20.9 VVEB266033
K20B12C C2020 01 24.22446 08 49 23.35 +24 24 52.4 21.7 GVEB266V06
K20B12C C2020 01 24.22684 08 49 23.12 +24 24 53.3 21.4 GVEB266V06
K20B12C C2020 01 24.22921 08 49 22.90 +24 24 54.4 21.5 GVEB266V06
K20B12C C2020 01 24.23159 08 49 22.66 +24 24 55.3 21.8 GVEB266V06
K20B12C C2020 01 26.34773508 46 07.03 +24 38 38.5 21.5 GVEB266H01
K20B12C C2020 01 26.35115608 46 06.70 +24 38 39.8 21.6 GVEB266H01
K20B12C C2020 01 26.36625708 46 05.26 +24 38 45.4 21.2 GVEB266H01
K20B12C C2020 01 26.37101608 46 04.80 +24 38 47.2 21.5 GVEB266H01
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg. Observers S. Melnikov, F.
Ludwig, B. Stecklum. Measurer B. Stecklum. 1.34-m f/3 Schmidt + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe, A.
Schultz, M. Willman. Measurers S. Chastel, M. Huber, Y. Ramanjooloo, R.
Wainscoat, R. Weryk, K. Chambers, T. de Boer, L. Denneau, J. Fairlamb, H.
Flewelling, C.-C. Lin, E. Magnier. 1.8-m Ritchey-Chretien + CCD.
H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 Ritchey-Chretien + CCD.
V06 Catalina Sky Survey-Kuiper. Observer G. J. Leonard. Measurers E. J.
Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H.
Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, T. A. Pruyne, D.
Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos. 1.55-m reflector + CCD.
Orbital elements:
2020 BC12 Earth MOID = 0.2356 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5 Bell
M 115.69072 (2000.0) P Q
n 0.36929018 Peri. 310.47961 +0.96341678 -0.26201881
a 1.9240848 Node 64.77797 +0.26086380 +0.86856858
e 0.3616841 Incl. 3.57057 +0.06146694 +0.42063615
P 2.67 H 20.1 G 0.15 U 5
Residuals in seconds of arc
191224 F51 0.0 0.0 200122 F51 0.1- 0.1- 200124 V06 0.0 0.0
191224 F51 0.0 0.0 200122 F51 0.0 0.1- 200124 V06 0.1+ 0.1+
191224 F51 0.0 0.1+ 200122 F51 0.1- 0.1- 200124 V06 0.1- 0.1+
191224 F51 0.0 0.1+ 200124 033 0.0 0.1+ 200126 H01 0.2+ 0.1+
191227 F51 0.6+ 0.4- 200124 033 0.2- 0.2- 200126 H01 0.2+ 0.1+
191227 F51 0.4- 0.2+ 200124 033 0.0 0.0 200126 H01 0.2+ 0.2+
200122 F51 0.0 0.0 200124 V06 0.0 0.1+ 200126 H01 0.1+ 0.2+
Ephemeris:
2020 BC12 a,e,i = 1.92, 0.36, 4 q = 1.2282
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 12 31 09 21 16.9 +21 15 50 0.9217 1.8028 142.3 19.5 22.2
...
2020 01 15 09 03 17.2 +23 16 30 0.9139 1.8727 161.5 9.6 21.9
...
2020 01 23 08 51 16.2 +24 16 34 0.9309 1.9092 171.0 4.6 21.8
...
2020 01 29 08 42 05.2 +24 54 31 0.9546 1.9361 173.3 3.4 21.8
2020 01 30 08 40 35.2 +25 00 06 0.9594 1.9405 172.8 3.7 21.8
2020 01 31 08 39 06.1 +25 05 27 0.9646 1.9450 172.1 4.0 21.8
...
2020 02 06 08 30 38.6 +25 32 30 1.0007 1.9714 165.8 7.0 22.1
...
2020 02 14 08 21 02.8 +25 55 11 1.0625 2.0059 156.2 11.4 22.4
...
2020 02 29 08 09 57.2 +26 01 31 1.2156 2.0686 139.1 18.3 23.0
A. U. Tomatic (C) Copyright 2020 MPC M.P.E.C. 2020-B266
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