MPEC 2018-Y77 : 2017 VB
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M.P.E.C. 2018-Y77 Issued 2018 Dec. 27, 04:07 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 VB
Revision to MPEC 2017-V18
Additional Observations:
K17V00B C2011 09 10.59444505 09 29.546+48 38 02.72 21.0 GVEY077F51
K17V00B C2011 09 10.60565605 09 30.234+48 38 11.97 20.7 GVEY077F51
K17V00B C2011 10 19.63774605 20 28.735+57 54 48.69 21.0 GVEY077F51
K17V00B C2011 10 19.64199605 20 28.511+57 54 52.22 21.7 GVEY077F51
K17V00B C2011 11 15.51708404 29 03.964+62 35 53.29 20.8 GVEY077F51
K17V00B C2011 11 15.53229804 29 01.247+62 35 57.12 20.9 GVEY077F51
K17V00B C2011 12 02.44313503 37 33.244+62 15 24.11 19.6 GVEY077F51
K17V00B C2011 12 02.45612003 37 30.916+62 15 18.64 19.5 GVEY077F51
K17V00B C2011 12 06.31710603 26 41.499+61 44 33.99 20.5 GVEY077F51
K17V00B C2011 12 06.33142303 26 39.197+61 44 26.64 20.1 GVEY077F51
K17V00B C2013 10 20.52646805 26 12.729+58 09 18.10 21.4 GVEY077F51
K17V00B C2013 10 20.54091005 26 11.980+58 09 29.91 21.0 GVEY077F51
K17V00B C2013 12 29.24715302 51 12.457+57 09 47.00 19.7 GVEY077F51
K17V00B C2013 12 29.25437402 51 12.003+57 09 40.41 19.7 GVEY077F51
K17V00B C2014 01 02.23010102 47 59.082+56 09 11.11 19.9 GVEY077F51
K17V00B C2014 01 02.24384102 47 58.513+56 08 58.56 20.0 GVEY077F51
K17V00B C2017 11 08.58504205 12 29.873+61 55 39.30 20.4 GVEY077F51
K17V00B C2017 11 08.59702405 12 28.192+61 55 45.81 19.9 GVEY077F51
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe,
E. Magnier, A. Schultz, M. Willman. Measurers S. Chastel, M. Huber,
Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
110910 F51 4.5- 0.3- 171108 F51 0.2- 0.6- MPO441100 -0.0041 day
Orbital elements:
2017 VB Earth MOID = 0.1074 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 59.58321 (2000.0) P Q
n 0.49534372 Peri. 270.47246 -0.19692290 +0.97550681
a 1.5819701 Node 346.86816 -0.63613617 -0.20320653
e 0.5026355 Incl. 25.55886 -0.74602423 -0.08422329
P 1.99 H 16.8 G 0.15 U 3
Residuals in seconds of arc
110910 F51 0.1+ 0.0 171103 926 0.7- 0.2+ 171219 204 0.3+ 0.2-
110910 F51 0.0 0.1+ 171105 926 0.0 0.1+ 171219 204 0.4+ 0.1-
111019 F51 0.0 0.0 171105 926 0.2- 0.5+ 171219 204 0.2- 0.3+
111019 F51 0.0 0.0 171105 926 0.3- 0.4+ 171226 F51 0.2+ 0.0
111115 F51 0.1- 0.0 171106 291 0.1- 0.3+ 171226 F51 0.1+ 0.1+
111115 F51 0.1- 0.0 171106 291 0.0 0.1+ 171226 F51 0.0 0.0
111202 F51 0.0 0.1- 171108 F51 0.1+ 0.1- 180104 H36 0.9- 0.1-
111202 F51 0.0 0.1- 171108 F51 0.3- 0.5- 180104 H36 0.0 0.0
111206 F51 0.1- 0.1- 171111 I52 0.7+ 0.3- 180104 H36 0.6+ 0.1+
111206 F51 0.4+ 0.2+ 171111 I52 0.3+ 0.6+ 180105 G96 0.1- 0.2+
131020 F51 0.0 0.1+ 171111 I52 0.0 0.3- 180105 G96 0.1- 0.1+
131020 F51 0.2+ 0.3- 171111 I52 0.1- 0.5- 180105 G96 0.2- 0.4+
131229 F51 0.0 0.1- 171111 926 0.2- 0.2+ 180105 G96 0.0 0.1+
131229 F51 0.1- 0.2- 171111 926 0.1- 0.1+ 180123 V06 0.0 0.1-
140102 F51 0.1- 0.0 171111 926 0.2- 0.3+ 180123 V06 0.0 0.1-
140102 F51 0.1+ 0.0 171116 I52 0.2+ 0.0 180123 V06 0.1+ 0.0
171102 F51 0.0 0.3+ 171116 I52 0.2+ 0.0 180123 V06 0.1- 0.1-
171102 F51 0.0 0.0 171116 I52 0.1- 0.1- 180322 V06 0.4+ 0.4+
171102 F51 0.0 0.3+ 171116 I52 0.1+ 0.5- 180322 V06 0.7+ 0.3+
171103 926 0.1- 0.3+ 171207 695 0.4- 0.4+ 180322 V06 0.5- 0.2+
171103 926 0.6- 0.3- 171207 695 0.2+ 0.5+ 180322 V06 0.3+ 0.3+
Ephemeris:
2017 VB a,e,i = 1.58, 0.50, 26 q = 0.7868
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 11 27 14 45 29.7 -24 44 10 1.7525 0.8887 19.7 22.0 18.8
...
2018 12 12 16 08 26.9 -31 51 05 1.7030 0.8156 17.2 20.9 18.5
...
2018 12 20 16 59 13.5 -34 06 44 1.6976 0.7939 15.5 19.3 18.4
...
2018 12 26 17 38 57.9 -34 50 50 1.7033 0.7871 14.1 17.8 18.4
2018 12 27 17 45 37.9 -34 53 02 1.7050 0.7869 13.9 17.5 18.4
2018 12 28 17 52 17.8 -34 53 45 1.7070 0.7868 13.7 17.2 18.3
...
2019 01 03 18 31 52.5 -34 27 32 1.7232 0.7915 12.4 15.5 18.3
...
2019 01 11 19 22 05.7 -32 37 47 1.7556 0.8107 10.8 13.1 18.3
...
2019 01 26 20 43 25.0 -26 27 19 1.8440 0.8801 8.1 9.0 18.5
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-Y77
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