MPEC 2019-W74 : 2017 OP19
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M.P.E.C. 2019-W74 Issued 2019 November 20, 14:47 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 OP19
Revision to MPEC 2017-O80
Additional Observations:
K17O19P C2012 06 09.31824116 23 02.693-00 21 52.84 22.5 GVEW074F51
K17O19P C2012 06 09.52299516 22 47.070-00 20 19.67 22.9 GVEW074F51
K17O19P KC2012 06 12.33132516 19 19.786+00 00 18.86 22.3 GVEW074F51
K17O19P C2012 06 15.38824416 15 36.141+00 20 54.32 23.5 GVEW074F51
K17O19P C2012 06 15.40187516 15 35.111+00 21 00.08 23.1 GVEW074F51
K17O19P C2012 06 15.42920716 15 33.078+00 21 10.52 23.4 GVEW074F51
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe, 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
120609 F51 12.8+ 3.0+ 120615 F51 12.5+ 3.9+ MPO439002 -1762 days
Orbital elements:
2017 OP19 PHA, Earth MOID = 0.0189 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5 Veres
M 192.71809 (2000.0) P Q
n 0.20428575 Peri. 166.14352 +0.96416986 -0.21879480
a 2.8552491 Node 207.90657 +0.20244743 +0.97228987
e 0.6625916 Incl. 18.69494 +0.17143957 +0.08234833
P 4.82 H 19.6 G 0.15 U 0
Residuals in seconds of arc
120609 F51 0.0 0.2- 170930 291 0.4+ 0.0 171226 691 0.8+ 0.0
120609 F51 0.2- 0.9- 170930 291 0.2+ 1.1+ 171226 691 0.5+ 0.5+
120612 F51 0.1+ 0.4+ 170930 291 0.6+ 0.9+ 171230 F51 0.2+ 0.1-
120615 F51 0.1+ 0.1- 171001 695 0.2+ 0.1- 171230 F51 0.2+ 0.0
120615 F51 0.1- 0.4+ 171001 695 0.1+ 0.0 171230 F51 0.3- 0.3-
120615 F51 0.0 0.4+ 171001 291 0.1+ 0.2- 171230 F51 0.2- 0.2-
170727 F51 0.0 0.2- 171001 695 0.1+ 0.1+ 180105 291 0.1+ 0.1+
170727 F51 0.2+ 0.2- 171001 291 0.0 0.0 180105 291 0.1- 0.6-
170727 F51 0.4+ 0.1+ 171014 291 0.1+ 0.3- 180105 291 0.1+ 0.2+
170728 H36 0.0 0.8+ 171014 291 0.0 0.1- 180112 291 0.0 0.1+
170728 H36 0.6- 0.1+ 171014 291 0.1- 0.4+ 180112 291 0.1+ 0.3-
170728 568 0.1+ 0.0 171030 695 0.0 0.2- 180112 291 0.5- 0.0
170728 568 0.1+ 0.0 171030 695 0.0 0.4- 180115 691 0.3+ 0.3-
170728 568 0.1+ 0.0 171030 695 0.1- 0.2- 180115 691 0.4+ 0.1+
170729 H21 0.0 0.6+ 171111 474 0.3+ 0.4+ 180115 691 0.2- 0.1-
170729 H21 0.3- 0.7+ 171111 474 0.5- 0.7- 180118 691 0.2- 0.7+
170729 H21 0.1- 0.5+ 171111 474 0.1- 0.7- 180118 691 0.2+ 0.3+
170729 H21 0.2- 0.1+ 171111 474 0.1- 0.5+ 180120 691 0.4- 0.4+
170730 H21 0.1- 0.4+ 171115 691 0.2- 0.1+ 180120 691 0.2- 0.9+
170730 H21 0.1+ 0.4+ 171115 691 0.6- 0.3- 180120 691 0.0 0.2+
170730 H21 0.0 0.3+ 171115 691 0.3+ 0.0 180122 291 0.1+ 0.0
170731 291 0.0 0.0 171206 807 0.3- 0.1- 180122 291 0.0 0.5+
170731 291 0.2+ 0.2+ 171206 807 0.5- 0.3- 180123 691 0.1- 0.1-
170731 291 0.0 0.4+ 171206 807 0.4- 0.4- 180123 691 0.2- 0.2+
170810 J95 0.4- 0.4- 171217 807 0.4- 0.6+ 180123 691 0.1- 0.4-
170810 J95 0.2+ 0.2- 171217 807 0.0 0.2+ 180204 807 0.2+ 0.2-
170810 J95 0.5- 0.1- 171217 807 0.1- 0.2+ 180204 807 0.1+ 0.0
170818 691 0.1- 0.3- 171220 691 0.4+ 0.3- 180204 807 0.3+ 0.1+
170818 691 0.4+ 0.7+ 171220 691 0.1+ 0.4+ 180204 291 0.1- 0.1+
170818 691 0.5- 0.5+ 171220 691 0.4+ 0.5+ 180204 291 0.1- 0.4+
170907 695 0.5+ 0.5+ 171221 691 0.4+ 0.2+ 180204 291 0.1+ 0.0
170907 695 0.1- 0.0 171221 691 0.3- 0.2+ 180304 695 0.1+ 0.3+
170914 291 0.2+ 0.1- 171221 691 0.3- 0.4+ 180304 695 0.1- 0.3+
170914 291 0.3- 0.1+ 171226 691 0.1+ 0.1+ 180304 695 0.1- 0.2+
170914 291 0.1+ 0.1+ 171226 691 0.1+ 0.5+
Ephemeris:
2017 OP19 a,e,i = 2.86, 0.66, 19 q = 0.9634
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 10 21 12 26 28.0 -09 20 47 5.5692 4.6339 18.2 3.9 27.0
...
2019 11 05 12 38 17.4 -10 29 07 5.4904 4.6541 29.6 6.0 27.1
...
2019 11 13 12 44 15.7 -11 04 12 5.4291 4.6641 35.9 7.2 27.1
...
2019 11 19 12 48 32.8 -11 29 37 5.3749 4.6712 40.8 7.9 27.2
2019 11 20 12 49 14.6 -11 33 46 5.3652 4.6723 41.6 8.1 27.2
2019 11 21 12 49 56.1 -11 37 53 5.3553 4.6735 42.4 8.2 27.2
...
2019 11 27 12 53 57.7 -12 02 00 5.2922 4.6801 47.3 8.9 27.2
...
2019 12 05 12 58 58.1 -12 32 18 5.1985 4.6885 54.1 9.8 27.2
...
2019 12 20 13 07 02.0 -13 22 00 4.9978 4.7028 67.1 11.1 27.1
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-W74
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