MPEC 2020-R65 : 2016 TH56
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M.P.E.C. 2020-R65 Issued 2020 September 10, 17:47 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
2016 TH56
Revision to MPEC 2016-T144
Additional Observations:
K16T56H C2020 09 09.44911600 23 28.927-09 22 46.40 22.18GVER065F51
K16T56H C2020 09 09.46057800 23 27.122-09 22 40.80 22.29GVER065F51
K16T56H C2020 09 09.47201000 23 25.367-09 22 35.37 21.70GVER065F51
K16T56H C2020 09 10.22586 00 21 34.69 -09 16 17.0 20.5 GVER065I52
K16T56H C2020 09 10.23351 00 21 33.50 -09 16 14.4 20.4 GVER065I52
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.
I52 Steward Observatory, Mt. Lemmon Station. Observer D. C. Fuls. Measurers
E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer,
H. Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, T. A. Pruyne, D.
Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos. 1.0-m reflector +
CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
200909 F51 7.7+ 5.9+ 200910 I52 8.4+ 5.4+ MPO438030 +0.00 days
Orbital elements:
2016 TH56 Earth MOID = 0.0504 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5 Veres
M 158.69623 (2000.0) P Q
n 0.72927349 Peri. 129.09698 -0.67850145 -0.73443632
a 1.2223881 Node 3.74224 +0.57939786 -0.54797298
e 0.1890240 Incl. 13.70377 +0.45159042 -0.40041093
P 1.35 H 22.2 G 0.15 U 1
Residuals in seconds of arc
161010 F51 0.1- 0.1+ 161019 926 0.1- 0.1+ 170323 T12 0.0 0.0
161010 F51 0.1- 0.1+ 161023 G96 0.2- 0.7- 170323 T12 0.0 0.0
161010 F51 0.3+ 0.2+ 161023 G96 0.1+ 0.0 170330 691 0.1- 0.2-
161011 926 0.2- 0.2+ 161023 G96 0.6- 0.1+ 170330 691 0.1- 0.0
161011 926 0.0 0.2+ 161023 G96 0.0 0.4+ 170330 G96 0.1+ 0.1-
161011 926 0.1- 0.1- 161102 I52 0.3+ 0.3- 170330 G96 0.2+ 0.4-
161012 926 0.6- 0.1+ 161102 I52 0.0 0.1- 170330 691 0.1- 0.4-
161012 926 0.2+ 0.1- 161102 I52 0.1- 0.4- 170330 G96 0.4- 0.2+
161012 926 0.3- 0.3- 161104 F51 0.1+ 0.2- 170330 G96 0.5+ 0.6-
161012 291 0.0 0.2+ 161104 F51 0.1+ 0.1- 170424 807 0.3+ 0.7-
161012 291 0.1- 0.1+ 161104 F51 0.0 0.0 170424 807 0.4+ 0.6-
161012 291 0.2- 0.0 170226 291 3.3+ 0.1+ 170424 807 0.4+ 0.7-
161013 926 0.3- 0.1+ 170226 291 2.1+ 0.0 200909 F51 0.0 0.2+
161013 926 0.4+ 1.1+ 170226 291 0.4+ 0.2+ 200909 F51 0.4- 0.1+
161013 926 0.1+ 0.0 170322 G96 0.3- 0.3- 200909 F51 0.2- 0.1-
161013 291 0.2- 0.1+ 170322 G96 0.2+ 0.2+ 200910 I52 0.7+ 0.9+
161013 291 0.1- 0.2+ 170322 G96 0.0 0.1+ 200910 I52 0.7+ 0.3-
161013 291 0.2+ 0.1+ 170322 G96 0.1- 0.0
161019 926 0.4- 0.2- 170323 T12 0.0 0.0
Ephemeris:
2016 TH56 a,e,i = 1.22, 0.19, 14 q = 0.9913
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 08 11 00 58 56.7 -12 07 02 0.5630 1.4294 127.8 34.1 23.1
...
2020 08 26 00 49 46.8 -10 55 45 0.4643 1.4098 143.1 25.5 22.4
...
2020 09 03 00 37 27.3 -10 09 53 0.4211 1.3971 153.0 19.1 22.0
...
2020 09 09 00 24 33.9 -09 26 17 0.3946 1.3865 161.1 13.6 21.7
2020 09 10 00 22 07.6 -09 17 59 0.3908 1.3847 162.5 12.6 21.6
2020 09 11 00 19 36.6 -09 09 22 0.3871 1.3828 163.9 11.6 21.6
...
2020 09 17 00 03 04.4 -08 10 06 0.3690 1.3712 171.6 6.2 21.2
...
2020 09 25 23 38 37.2 -06 29 21 0.3558 1.3545 169.7 7.6 21.2
...
2020 10 10 22 55 42.6 -02 27 22 0.3643 1.3195 147.2 24.2 21.7
A. U. Tomatic (C) Copyright 2020 MPC M.P.E.C. 2020-R65
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