MPEC 2019-L44 : 2012 DT32
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M.P.E.C. 2019-L44 Issued 2019 June 4, 11:28 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
2012 DT32
Revision to MPEC 2012-D83
Additional Observations:
K12D32T C2014 05 06.46786615 30 59.884-26 14 38.93 23.0 GVEL044F51
K12D32T C2014 05 06.47596215 30 58.914-26 14 35.01 22.9 GVEL044F51
K12D32T C2014 05 06.48405715 30 57.855-26 14 30.76 23.0 GVEL044F51
K12D32T C2014 05 06.49214115 30 56.925-26 14 27.64 23.4 GVEL044F51
K12D32T C2014 05 20.38902515 03 05.340-23 59 26.36 23.4 GVEL044F51
K12D32T C2019 05 12.59211520 03 21.337-20 34 23.26 22.8 GVEL044F51
K12D32T C2019 05 12.60054920 03 22.016-20 34 18.57 23.4 GVEL044F51
K12D32T C2019 06 03.58065820 29 21.619-16 51 32.25 22.5 GVEL044F51
K12D32T C2019 06 03.58947120 29 22.089-16 51 25.66 22.4 GVEL044F51
K12D32T C2019 06 03.59827420 29 22.584-16 51 18.92 22.2 GVEL044F51
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 (or two decimals in degrees), reference and Delta-T
140506 F51 57.1+ 9.5- 190603 F51 0.11+ 0.04+ MPO227521 -0.10 day
Orbital elements:
2012 DT32 Earth MOID = 0.0809 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 263.53683 (2000.0) P Q
n 0.62901823 Peri. 138.73783 +0.72400233 -0.68069195
a 1.3490475 Node 264.53071 +0.59978398 +0.70120369
e 0.5159930 Incl. 6.44335 +0.34070487 +0.21206570
P 1.57 H 21.3 G 0.15 U 3
Residuals in seconds of arc
120223 G96 0.3+ 0.5+ 120303 291 0.4+ 0.5+ 140506 F51 0.4+ 0.0
120223 G96 0.2- 0.1- 120304 291 0.2- 0.3+ 140506 F51 0.5+ 0.1+
120223 G96 0.4- 0.4+ 120304 291 0.5- 0.1- 140506 F51 0.6- 0.5+
120223 G96 0.5- 0.2- 120312 291 0.4+ 0.0 140506 F51 0.0 0.3-
120226 G96 0.0 0.2+ 120312 291 0.1+ 0.8- 140520 F51 0.2- 0.3-
120226 G96 0.6- 0.5+ 120312 291 0.2- 0.4+ 190512 F51 1.0- 0.4-
120226 G96 0.0 0.3- 120313 291 0.1+ 0.5+ 190512 F51 0.5- 0.2+
120227 291 0.0 0.2- 120313 291 0.0 0.8+ 190603 F51 0.3+ 0.1+
120227 291 0.3+ 0.2- 120313 291 0.0 0.2- 190603 F51 0.2+ 0.0
120227 291 0.4- 0.7- 120326 H21 0.3+ 0.0 190603 F51 0.4+ 0.0
120303 291 0.2+ 0.6- 120326 H21 0.1- 0.4-
120303 291 0.0 0.4+ 120326 H21 0.2+ 0.1-
Ephemeris:
2012 DT32 a,e,i = 1.35, 0.52, 6 q = 0.6529
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 05 05 19 52 50.5 -21 32 32 1.0593 1.6718 107.9 35.0 24.0
...
2019 05 20 20 12 54.4 -19 29 37 0.8408 1.5850 117.4 34.5 23.4
...
2019 05 28 20 22 21.6 -18 08 52 0.7298 1.5346 122.6 33.8 23.0
...
2019 06 03 20 28 46.3 -16 58 44 0.6495 1.4950 126.5 33.0 22.6
2019 06 04 20 29 46.6 -16 46 04 0.6364 1.4882 127.2 32.9 22.6
2019 06 05 20 30 45.9 -16 33 05 0.6234 1.4814 127.9 32.7 22.5
...
2019 06 11 20 36 17.6 -15 07 38 0.5472 1.4396 131.9 31.7 22.1
...
2019 06 19 20 42 33.3 -12 46 49 0.4505 1.3814 137.3 29.9 21.6
...
2019 07 04 20 50 11.7 -05 42 21 0.2860 1.2647 146.3 26.5 20.3
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-L44
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