MPEC 2017-B112: 2017 BC30
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M.P.E.C. 2017-B112 Issued 2017 Jan. 29, 16:35 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
2017 BC30
Observations:
K17B30C* C2017 01 26.58800 12 13 22.065-07 07 10.93 21.5 wLEB112F51
K17B30C C2017 01 26.60063 12 13 23.096-07 07 39.74 21.3 wLEB112F51
K17B30C C2017 01 26.61322 12 13 24.128-07 08 08.93 21.5 wLEB112F51
K17B30C C2017 01 26.62579 12 13 25.132-07 08 37.39 21.3 wLEB112F51
K17B30C KC2017 01 27.03211912 14 02.21 -07 23 50.8 21.1 GUEB112K92
K17B30C KC2017 01 27.04048312 14 02.91 -07 24 10.1 21.2 GUEB112K92
K17B30C KC2017 01 27.04629112 14 03.38 -07 24 23.5 21.1 GUEB112K92
K17B30C _C2017 01 27.53215712 14 46.447-07 43 20.86 21.1 GUEB112568
K17B30C _C2017 01 27.53314512 14 46.525-07 43 23.12 21.0 GUEB112568
K17B30C _C2017 01 27.53413012 14 46.604-07 43 25.41 21.1 GUEB112568
K17B30C KC2017 01 29.54399 12 17 38.67 -09 01 26.0 oEB112291
K17B30C KC2017 01 29.54730 12 17 38.89 -09 01 34.1 22.7 RoEB112291
K17B30C KC2017 01 29.55061 12 17 39.24 -09 01 42.2 21.9 RoEB112291
Observer details:
291 LPL/Spacewatch II. Observer J. V. Scotti. 1.8-m f/2.7 reflector + CCD.
568 Mauna Kea. Observers R. J. Wainscoat, D. Woodworth. Measurers M. Micheli,
R. J. Wainscoat. 3.6-m Canada-France-Hawaii Telescope + CCD.
F51 Pan-STARRS 1, Haleakala. Observers B. Gibson, T. Goggia, S. Kahale,
T. Lowe, A. Schultz, M. Willman. Measurers K. Chambers, S. Chastel,
L. Denneau, H. Flewelling, M. Huber, E. Lilly, E. Magnier, R. Wainscoat,
C. Waters, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
K92 Sutherland-LCOGT B. Observers T. Lister, S. Greenstreet, E. Gomez.
Measurer T. Lister. 1.0-m f/8 Ritchey-Chretien + CCD.
Orbital elements:
2017 BC30 Earth MOID = 0.2512 AU
Epoch 2017 Feb. 16.0 TT = JDT 2457800.5 MPC
M 353.52284 (2000.0) P Q
n 0.51017052 Peri. 216.58220 -0.97686887 -0.17549552
a 1.5511691 Node 312.83093 +0.21325732 -0.84164742
e 0.2104626 Incl. 9.59052 -0.01576484 -0.51071611
P 1.93 H 21.1 G 0.15 U 8
Residuals in seconds of arc
170126 F51 0.1- 0.0 170127 K92 0.1+ 0.2- 170129 291 0.1- 0.4+
170126 F51 0.0 0.1+ 170127 K92 0.1+ 0.2- 170129 291 0.7- 0.0
170126 F51 0.1+ 0.2- 170127 568 0.1+ 0.2+ 170129 291 0.7+ 0.4-
170126 F51 0.2- 0.1+ 170127 568 0.1+ 0.2+
170127 K92 0.1- 0.2- 170127 568 0.1+ 0.2+
Ephemeris:
2017 BC30 a,e,i = 1.55, 0.21, 10 q = 1.2247
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2016 12 30 11 22 53.2 +08 09 48 0.5700 1.2956 110.2 45.4 22.2
...
2017 01 14 11 52 23.0 +00 25 41 0.4779 1.2662 115.7 44.4 21.7
...
2017 01 22 12 06 11.8 -04 15 28 0.4356 1.2533 118.7 43.5 21.5
...
2017 01 28 12 15 26.9 -08 01 11 0.4073 1.2451 121.1 42.6 21.3
2017 01 29 12 16 53.1 -08 39 57 0.4029 1.2439 121.5 42.5 21.3
2017 01 30 12 18 17.4 -09 19 02 0.3986 1.2427 121.9 42.3 21.2
...
2017 02 05 12 26 01.4 -13 19 23 0.3744 1.2362 124.3 41.2 21.0
...
2017 02 13 12 34 16.8 -18 51 49 0.3471 1.2298 127.5 39.6 20.8
...
2017 02 28 12 41 47.3 -29 14 34 0.3115 1.2247 133.1 36.2 20.5
A. U. Tomatic (C) Copyright 2017 MPC M.P.E.C. 2017-B112
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