MPEC 2019-H12 : 2007 TS68
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M.P.E.C. 2019-H12 Issued 2019 Apr. 17, 03:15 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
2007 TS68
Revision to MPEC 2007-T105
Additional Observations:
K07T68S ^C2017 08 30.45061901 02 35.994+05 57 55.60 19.86GVEH012568
K07T68S ^C2017 08 30.49738001 02 36.050+05 57 21.32 19.92GVEH012568
K07T68S ^C2017 08 31.49545501 02 42.593+05 44 53.18 19.85GVEH012568
K07T68S C2017 08 31.56390 01 02 42.426+05 44 01.07 20.2 wLEH012F51
K07T68S C2017 08 31.57664 01 02 42.395+05 43 51.35 20.2 wLEH012F51
K07T68S C2017 08 31.58944 01 02 42.359+05 43 41.61 20.2 wLEH012F51
K07T68S C2017 09 15.46948 00 58 46.913+02 14 54.18 20.1 wLEH012F51
K07T68S C2017 09 15.48165 00 58 46.423+02 14 43.37 20.0 wLEH012F51
K07T68S C2017 09 15.49384 00 58 45.933+02 14 32.64 19.9 wLEH012F51
K07T68S C2017 10 10.43370 00 41 47.680-02 52 12.77 20.2 iLEH012F51
K07T68S C2017 10 10.46252 00 41 46.493-02 52 27.07 20.3 iLEH012F51
K07T68S C2017 10 10.47695 00 41 45.893-02 52 34.30 20.4 iLEH012F51
K07T68S C2017 10 17.25562 00 38 17.06 -03 39 22.8 20.7 GUEH012G96
K07T68S C2017 10 17.26095 00 38 16.88 -03 39 24.9 20.7 GUEH012G96
K07T68S C2017 10 17.26619 00 38 16.72 -03 39 26.1 20.9 GUEH012G96
K07T68S C2017 10 17.27147 00 38 16.57 -03 39 27.9 20.9 GUEH012G96
K07T68S C2017 10 22.39833 00 36 27.868-04 02 22.35 20.9 wLEH012F51
K07T68S C2017 10 22.41303 00 36 27.552-04 02 25.35 21.0 wLEH012F51
Observer details:
568 Mauna Kea. Observers B. Gladman, C. Wipper, A. Petric. Measurers
R. Weryk, R. Wainscoat. 3.6-m Canada-France-Hawaii Telescope + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz,
M. Willman. Measurers K. Chambers, S. Chastel, L. Denneau, H. Flewelling,
M. Huber, E. Lilly, E. Magnier, R. Wainscoat, C. Waters, R. Weryk. 1.8-m
Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey. Observer A. D. Grauer. Measurers E. J. Christensen,
D. C. Fuls, A. R. Gibbs, A. D. Grauer, J. A. Johnson, R. A. Kowalski,
S. M. Larson, G. J. Leonard, R. G. Matheny, R. L. Seaman, F. C. Shelly.
1.5-m reflector + 10K CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
170830 568 4.12+ 1.18+ 171022 F51 2.97+ 1.01+ MPO128969 -3.4 day
Orbital elements:
2007 TS68 Earth MOID = 0.2639 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 193.91679 (2000.0) P Q
n 0.29262976 Peri. 137.10692 +0.56102406 +0.82750840
a 2.2469344 Node 166.96929 -0.78341213 +0.53932141
e 0.4351020 Incl. 5.58693 -0.26742745 +0.15608413
P 3.37 H 19.8 G 0.15 U 3
Residuals in seconds of arc
071012 G96 0.6+ 0.3- 071014 G96 0.2+ 0.2- 170830 568 0.0 0.0
071012 G96 0.5+ 0.3- 071014 G96 0.6+ 0.4- 170831 568 0.0 0.1-
071012 G96 0.1- 0.3- 071014 G96 0.1+ 0.1- 170831 F51 0.0 0.0
071012 G96 0.8+ 0.6- 071014 G96 0.1+ 0.5- 170831 F51 0.0 0.0
071012 G96 1.0+ 0.2- 071020 291 0.8- 0.8- 170831 F51 0.0 0.0
071012 G96 0.4+ 0.3- 071020 291 0.0 0.5- 170915 F51 0.1- 0.1+
071012 G96 0.0 0.4- 071020 291 0.1- 0.1+ 170915 F51 0.1- 0.0
071013 H55 (1.9+ 0.4+) 071030 H55 0.1+ 0.2- 170915 F51 0.0 0.0
071013 H55 0.2- 0.2- 071030 H55 0.7- 0.0 171010 F51 0.0 0.0
071013 H55 0.5+ 0.2+ 071030 H55 0.1+ 0.0 171010 F51 0.1+ 0.0
071013 G96 0.2+ 0.7- 071101 H55 0.1+ 0.7+ 171010 F51 0.0 0.1-
071013 G96 (1.9+ 1.7+) 071101 H55 0.0 1.5+ 171017 G96 0.2+ 0.0
071013 G96 0.2+ 0.1- 071101 H55 (1.8- 0.9+) 171017 G96 0.1- 0.3-
071013 G96 0.3+ 0.3- 071102 291 0.4- 0.1+ 171017 G96 0.1- 0.2+
071014 291 0.7- 0.5+ 071102 291 0.8- 1.2+ 171017 G96 0.1+ 0.2+
071014 291 0.2+ 0.6- 071102 291 1.1+ 0.8+ 171022 F51 0.0 0.0
071014 291 0.8- 0.2- 170830 568 0.0 0.1- 171022 F51 0.0 0.0
Ephemeris:
2007 TS68 a,e,i = 2.25, 0.44, 6 q = 1.2693
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 03 18 07 17 29.1 +17 47 17 2.7229 3.2242 111.6 16.7 25.4
...
2019 04 02 07 20 34.1 +18 10 22 2.9361 3.2214 97.4 17.9 25.6
...
2019 04 10 07 24 04.9 +18 17 31 3.0525 3.2188 90.4 18.1 25.7
...
2019 04 16 07 27 28.0 +18 20 27 3.1394 3.2163 85.3 18.1 25.8
2019 04 17 07 28 05.2 +18 20 45 3.1538 3.2159 84.5 18.1 25.8
2019 04 18 07 28 43.5 +18 20 58 3.1681 3.2154 83.6 18.1 25.8
...
2019 04 24 07 32 51.6 +18 21 08 3.2533 3.2123 78.8 17.9 25.8
...
2019 05 02 07 39 08.9 +18 18 03 3.3639 3.2075 72.5 17.4 25.9
...
2019 05 17 07 52 57.8 +18 02 02 3.5574 3.1963 61.2 16.1 26.0
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-H12
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