MPEC 2015-B70 : 2015 BG4
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M.P.E.C. 2015-B70 Issued 2015 Jan. 19, 20:35 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. They are published
on behalf of Commission 20 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
2015 BG4
Observations:
K15B04G* C2015 01 18.29444 07 56 32.39 +09 51 57.0 20.7 VqEB070G96
K15B04G C2015 01 18.30212 07 56 35.53 +09 51 56.8 20.3 VqEB070G96
K15B04G C2015 01 18.30981 07 56 38.70 +09 51 56.2 20.4 VqEB070G96
K15B04G C2015 01 18.31750 07 56 41.80 +09 51 56.1 20.7 VqEB070G96
K15B04G C2015 01 18.36298407 56 59.97 +09 51 48.7 20.9 RtEB070H01
K15B04G C2015 01 18.36807507 57 02.08 +09 51 48.3 20.6 RtEB070H01
K15B04G C2015 01 18.38529807 57 09.20 +09 51 46.5 20.5 RtEB070H01
K15B04G C2015 01 18.38907 07 57 11.16 +09 51 49.8 20.7 VqEB070G96
K15B04G C2015 01 18.39495907 57 13.24 +09 51 45.5 20.7 RtEB070H01
K15B04G C2015 01 18.39643 07 57 14.13 +09 51 49.3 21.6 VqEB070G96
K15B04G C2015 01 18.40381 07 57 17.27 +09 51 48.0 20.6 VqEB070G96
K15B04G C2015 01 18.41116 07 57 20.31 +09 51 47.3 20.7 VqEB070G96
K15B04G C2015 01 18.97849 08 01 44.14 +09 50 42.2 20.5 VMEB070033
K15B04G C2015 01 18.98530 08 01 47.18 +09 50 41.9 20.5 VMEB070033
K15B04G C2015 01 19.01683 08 02 00.16 +09 50 39.8 20.9 VMEB070033
K15B04G C2015 01 19.02364 08 02 03.21 +09 50 39.3 20.9 VMEB070033
K15B04G C2015 01 19.21384 08 03 36.26 +09 51 04.4 20.5 VqEB070G96
K15B04G C2015 01 19.21995 08 03 38.73 +09 51 04.9 21.5 VqEB070G96
K15B04G C2015 01 19.22601 08 03 41.36 +09 51 05.0 22.1 VqEB070G96
K15B04G C2015 01 19.23204 08 03 43.79 +09 51 04.6 20.8 VqEB070G96
K15B04G C2015 01 19.24906108 03 50.21 +09 51 01.8 20.6 RtEB070H01
K15B04G C2015 01 19.25586208 03 52.97 +09 51 01.7 20.8 RtEB070H01
K15B04G C2015 01 19.26717308 03 57.56 +09 51 01.4 20.3 RtEB070H01
K15B04G C2015 01 19.27036808 03 58.86 +09 51 01.3 20.4 RtEB070H01
K15B04G KC2015 01 19.33139708 04 21.29 +09 50 44.3 21.0 VuEB070H21
K15B04G KC2015 01 19.33920108 04 24.51 +09 50 43.4 21.0 VuEB070H21
K15B04G KC2015 01 19.34700508 04 27.75 +09 50 41.9 20.8 VuEB070H21
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg. Observer B. Stecklum. 1.34-m
f/4 Schmidt + CCD.
G96 Mt. Lemmon Survey. Observer A. D. Grauer. Measurers E. J. Christensen,
A. R. Gibbs, A. D. Grauer, R. E. Hill, J. A. Johnson, R. A. Kowalski,
S. M. Larson, R. G. Matheny, F. C. Shelly. 1.5-m reflector + CCD.
H01 Magdalena Ridge Observatory, Socorro. Observer W. H. Ryan. 2.4-m f/8.9
reflector + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers T. Linder, L. Buzzi, S. Foglia, T. Vorobjov. 0.61-m f/4.5
astrograph + CCD.
Orbital elements:
2015 BG4 Earth MOID = 0.0615 AU
Epoch 2014 Dec. 9.0 TT = JDT 2457000.5 MPC
M 342.40092 (2000.0) P Q
n 0.49244054 Peri. 321.84423 -0.38837644 -0.92144974
a 1.5881817 Node 151.00555 +0.85030290 -0.36240728
e 0.3428139 Incl. 1.14683 +0.35517421 -0.13996907
P 2.00 H 26.2 G 0.15 U 7
Residuals in seconds of arc
150118 G96 0.1- 0.0 150118 G96 0.9- 0.1+ 150119 G96 1.0+ 0.3+
150118 G96 0.0 0.1+ 150118 G96 0.2+ 0.3- 150119 G96 0.3+ 0.1-
150118 G96 0.4+ 0.1- 150118 G96 0.1- 0.1- 150119 H01 0.0 0.0
150118 G96 0.1- 0.2+ 150118 033 1.3- 0.4- 150119 H01 0.1- 0.0
150118 H01 0.1- 0.0 150118 033 1.6+ 0.3- 150119 H01 0.2- 0.0
150118 H01 0.1+ 0.1+ 150119 033 1.4- 0.2- 150119 H01 0.1- 0.0
150118 H01 0.1- 0.2+ 150119 033 1.5+ 0.2- 150119 H21 0.1+ 0.3+
150118 G96 0.2+ 0.2- 150119 G96 0.3- 0.1- 150119 H21 0.0 0.3+
150118 H01 0.3+ 0.3+ 150119 G96 1.0- 0.3+ 150119 H21 0.1+ 0.3-
Ephemeris:
2015 BG4 a,e,i = 1.59, 0.34, 1 q = 1.0437
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2014 12 20 05 04 11.1 +10 33 47 0.09120 1.0715 163.1 15.5 22.0
...
2015 01 04 06 11 56.3 +09 57 59 0.06750 1.0481 163.3 15.7 21.3
...
2015 01 12 07 07 56.0 +09 56 07 0.06188 1.0438 166.9 12.4 21.0
...
2015 01 18 07 54 15.7 +09 53 06 0.06170 1.0445 169.2 10.2 20.9
2015 01 19 08 01 53.8 +09 52 14 0.06202 1.0449 169.4 10.0 20.9
2015 01 20 08 09 26.2 +09 51 17 0.06245 1.0455 169.5 9.8 20.9
...
2015 01 26 08 51 31.7 +09 44 15 0.06705 1.0506 169.6 9.7 21.1
...
2015 02 03 09 35 57.8 +09 36 06 0.07802 1.0623 169.5 9.7 21.4
...
2015 02 18 10 24 09.9 +09 40 30 0.1106 1.0984 174.5 4.9 22.0
A. U. Tomatic (C) Copyright 2015 MPC M.P.E.C. 2015-B70
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