MPEC 2018-B52 : 2013 BO27
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M.P.E.C. 2018-B52 Issued 2018 Jan. 19, 18:58 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
2013 BO27
Revision to MPEC 2013-B60
Additional Observations:
K13B27O C2018 01 18.35071 09 12 22.11 -07 20 02.6 19.6 GUEB052G96
K13B27O C2018 01 18.35589 09 12 17.61 -07 18 52.3 UEB052G96
K13B27O C2018 01 18.36105 09 12 13.11 -07 17 42.9 19.4 GUEB052G96
K13B27O C2018 01 18.42636 09 11 16.97 -07 03 04.7 19.5 GUEB052I52
K13B27O C2018 01 18.42660 09 11 16.85 -07 03 01.4 18.8 GUEB052I52
K13B27O C2018 01 18.42684 09 11 16.61 -07 02 58.5 19.1 GUEB052I52
K13B27O C2018 01 18.42708 09 11 16.38 -07 02 54.7 18.8 GUEB052I52
K13B27O KC2018 01 18.93607 09 04 48.77 -05 14 34.5 UEB052J95
K13B27O KC2018 01 18.94294 09 04 43.54 -05 13 10.0 UEB052J95
K13B27O KC2018 01 18.94880 09 04 39.07 -05 11 58.3 19.8 GUEB052J95
K13B27O C2018 01 18.96316 09 04 27.13 -05 09 02.5 19.7 VSEB052033
K13B27O C2018 01 18.96440 09 04 26.19 -05 08 47.1 19.4 VSEB052033
K13B27O C2018 01 18.96562 09 04 25.26 -05 08 32.3 19.5 VSEB052033
K13B27O C2018 01 18.96686 09 04 24.30 -05 08 17.1 19.5 VSEB052033
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg. Observers F. Ludwig,
B. Stecklum. Measurer B. Stecklum. 1.34-m f/3 Schmidt + CCD.
G96 Mt. Lemmon Survey. Observer D. C. Fuls. Measurers E. J. Christensen,
D. C. Fuls, A. R. Gibbs, A. D. Grauer, J. A. Johnson, R. A. Kowalski,
S. M. Larson, G. J. Leonard, R. G. Matheny, R. L. Seaman, F. C. Shelly.
1.5-m reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer R. G. Matheny.
Measurers E. J. Christensen, D. C. Fuls, A. R. Gibbs, A. D. Grauer,
J. A. Johnson, R. A. Kowalski, S. M. Larson, G. J. Leonard, R. G. Matheny,
R. L. Seaman, F. C. Shelly. 1.0-m reflector + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
180118 G96 0.96+ 0.18+ 180118 033 0.95+ 0.13+ MPO254839 -0.10 day
Orbital elements:
2013 BO27 Earth MOID = 0.0298 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5 MPC
M 302.31977 (2000.0) P Q
n 0.78887404 Peri. 220.29043 +0.98789371 -0.15263910
a 1.1600168 Node 148.45702 +0.15244110 +0.92203956
e 0.5132077 Incl. 3.03528 +0.02877030 +0.35573075
P 1.25 H 24.0 G 0.15 U 4
Residuals in seconds of arc
130120 G96 0.0 0.4+ 130121 G96 0.1- 0.2+ 130201 291 0.1- 0.3-
130120 G96 0.2- 0.6+ 130121 G96 0.1+ 0.2+ 180118 G96 0.2+ 0.3+
130120 G96 0.1- 0.0 130121 G96 0.4+ 0.1- 180118 G96 0.0 0.6+
130120 G96 0.1- 0.5+ 130121 G96 0.2+ 0.0 180118 G96 0.4- 0.3+
130120 G96 0.5- 0.5+ 130121 G96 0.3- 0.0 180118 I52 0.7- 0.1+
130120 G96 0.2- 0.2- 130121 G96 0.4- 0.0 180118 I52 0.6+ 0.2+
130120 G96 0.3+ 0.0 130121 G96 0.3- 0.4+ 180118 I52 0.1+ 0.1-
130120 G96 0.1- 0.4+ 130122 807 0.1- 0.5- 180118 I52 0.3- 0.5+
130120 G96 0.3+ 0.4- 130122 807 0.3+ 0.2- 180118 J95 0.1+ 0.4-
130120 G96 0.3- 0.0 130122 807 0.1- 0.0 180118 J95 0.1+ 0.2-
130120 G96 0.2+ 0.1- 130122 807 0.1+ 0.3- 180118 J95 0.0 0.2-
130120 G96 0.3+ 0.2+ 130123 807 0.1+ 0.4- 180118 033 0.1- 0.1+
130121 291 0.1+ 0.1- 130123 807 0.1+ 0.2- 180118 033 0.0 0.3+
130121 291 0.0 0.1+ 130123 807 0.2+ 0.2- 180118 033 0.0 0.2+
130121 291 0.1- 0.0 130201 291 0.4- 0.2+ 180118 033 0.1- 0.2+
130121 G96 0.2+ 0.0 130201 291 0.3+ 0.4+
Ephemeris:
2013 BO27 a,e,i = 1.16, 0.51, 3 q = 0.5647
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2017 12 20 18 21 26.4 -32 43 34 0.2210 0.7685 11.4 165.3 33.5
...
2018 01 04 16 46 33.0 -44 03 08 0.08924 0.9110 34.3 142.5 25.8
...
2018 01 12 12 05 31.6 -40 32 25 0.05032 0.9859 91.3 85.8 20.5
...
2018 01 18 09 17 20.2 -08 40 12 0.06827 1.0405 144.9 33.0 19.6
2018 01 19 09 03 59.1 -05 00 06 0.07447 1.0494 150.5 27.5 19.7
2018 01 20 08 52 50.5 -01 53 14 0.08117 1.0583 155.2 22.9 19.8
...
2018 01 26 08 13 00.1 +09 19 55 0.1278 1.1104 169.4 9.4 20.4
...
2018 02 03 07 51 21.0 +15 31 18 0.1992 1.1769 162.2 14.8 21.7
...
2018 02 18 07 41 22.0 +19 44 47 0.3515 1.2913 144.7 26.2 23.5
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-B52
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