[Iaude] MPEC B23: 2011 BM45 [a=1.92,e=0.80,i=5.3,H=21.6,PHA]
mpec at mpcdb1.cfa.harvard.edu
mpec at mpcdb1.cfa.harvard.edu
Thu Jan 17 06:53:17 EST 2019
M.P.E.C. 2019-B23 Issued 2019 Jan. 17, 11:50 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 at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2011 BM45
Revision to MPEC 2011-C09
Additional Observations:
K11B45M C2019 01 15.52547 11 20 13.364+01 41 45.52 21.5 wUEB023F51
K11B45M C2019 01 15.53786 11 20 09.507+01 42 02.75 21.5 wUEB023F51
K11B45M KC2019 01 16.22236311 16 42.16 +01 58 06.1 21.1 GVEB023W87
K11B45M KC2019 01 16.22829511 16 40.33 +01 58 14.3 20.8 GVEB023W87
K11B45M KC2019 01 16.23523411 16 38.20 +01 58 23.9 21.0 GVEB023W87
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz,
M. Willman. Measurers K. Chambers, S. Chastel, L. Denneau, J. Fairlamb,
H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo,
R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
W87 Cerro Tololo-LCO C. Observers T. Lister, J. Chatelain, E. Gomez,
S. Greenstreet. Measurer T. Lister. 1.0-m f/8.0 Ritchey-Chretien + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
190115 F51 15.8+ 32.0+ 190116 W87 9.3- 40.4+ MPO194135 +0.15 day
Orbital elements:
2011 BM45 PHA, Earth MOID = 0.0071 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 61.12750 (2000.0) P Q
n 0.37001021 Peri. 63.16923 +0.99223031 -0.09655184
a 1.9215879 Node 302.27662 +0.05224511 +0.89572427
e 0.8030624 Incl. 5.32502 +0.11291354 +0.43399974
P 2.66 H 21.6 G 0.15 U 3
Residuals in seconds of arc
110130 F51 0.2- 0.0 110203 F51 0.0 0.2+ 110209 291 0.1+ 0.5-
110130 F51 0.2- 0.0 110206 291 0.2- 0.3+ 110209 291 0.4- 0.1-
110130 F51 0.3- 0.1+ 110206 291 0.9- 0.0 110209 291 0.0 0.1-
110130 F51 0.8+ 0.5- 110206 291 0.3- 0.1+ 110212 291 0.4+ 0.5+
110131 H21 0.2- 0.4- 110207 G96 0.3- 0.1- 110212 291 0.5+ 0.4-
110131 H21 0.2- 0.3- 110207 G96 0.0 0.2- 110213 291 0.1+ 0.2+
110131 H21 0.2- 0.1- 110207 291 0.4- 0.1- 110213 291 1.3- 0.1+
110131 H21 0.6+ 0.1+ 110207 291 0.3- 0.2+ 110213 291 0.1+ 0.3-
110201 568 0.1+ 0.0 110207 G96 0.1- 0.3- 110310 H01 0.2+ 0.3-
110201 568 0.0 0.0 110207 291 0.3+ 0.3- 110310 H01 0.3+ 0.4-
110201 568 0.0 0.1+ 110207 G96 0.1- 0.1+ 110310 H01 0.3+ 0.3-
110202 F51 0.2+ 0.2- 110207 G58 0.6- 0.8- 110310 H01 0.5+ 0.2-
110202 F51 0.0 0.1- 110207 G58 0.5+ 0.4- 190115 F51 0.0 0.0
110202 F51 0.0 0.2- 110207 G58 0.2- 0.1- 190115 F51 0.0 0.1+
110203 F51 0.0 0.2- 110207 568 0.0 0.1+ 190116 W87 0.2- 0.0
110203 F51 0.5+ 0.3- 110207 568 0.0 0.0 190116 W87 0.2- 0.0
110203 F51 0.1+ 0.1+ 110207 568 0.0 0.0 190116 W87 0.0 0.1-
Ephemeris:
2011 BM45 a,e,i = 1.92, 0.80, 5 q = 0.3784
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 12 18 13 39 43.8 -07 48 37 0.4077 0.8550 59.8 95.8 22.7
...
2019 01 02 12 27 28.2 -03 10 50 0.4095 1.0877 93.5 64.5 22.1
...
2019 01 10 11 48 07.7 -00 23 14 0.4190 1.2033 111.7 49.4 22.0
...
2019 01 16 11 17 49.1 +01 52 47 0.4342 1.2862 125.7 38.4 21.9
2019 01 17 11 12 45.9 +02 15 51 0.4376 1.2998 128.0 36.6 21.9
2019 01 18 11 07 43.7 +02 38 55 0.4413 1.3132 130.3 34.8 21.9
...
2019 01 24 10 38 11.1 +04 55 08 0.4698 1.3921 144.0 24.5 21.8
...
2019 02 01 10 02 19.5 +07 39 57 0.5262 1.4931 161.2 12.3 21.8
...
2019 02 16 09 12 37.6 +11 22 52 0.6894 1.6701 169.3 6.3 22.4
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-B23
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