MPEC 2019-T101 : 2019 GU2
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M.P.E.C. 2019-T101 Issued 2019 October 6, 21:21 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
2019 GU2
Revision to MPEC 2019-G80
Additional Observations:
K19G02U C2016 08 30.46726923 27 22.995-25 51 38.33 22.6 GVET101F51
K19G02U C2016 08 30.47696423 27 22.166-25 51 40.18 22.4 GVET101F51
K19G02U C2016 08 30.48665623 27 21.325-25 51 42.15 22.5 GVET101F51
K19G02U C2016 09 07.42740423 16 12.688-26 10 40.01 22.8 GVET101F51
K19G02U C2016 09 07.42804723 16 12.620-26 10 40.00 22.6 GVET101F51
K19G02U C2016 09 07.43702423 16 11.861-26 10 40.71 22.6 GVET101F51
K19G02U C2016 09 07.43766523 16 11.805-26 10 40.74 22.5 GVET101F51
K19G02U C2016 09 07.44666923 16 11.055-26 10 41.47 22.4 GVET101F51
K19G02U C2016 09 07.44731123 16 10.982-26 10 41.72 22.8 GVET101F51
K19G02U C2016 09 07.45631023 16 10.215-26 10 42.56 22.8 GVET101F51
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
160830 F51 18.1- 29.6- 160907 F51 19.9- 28.7- MPO477913 +0.00 days
Orbital elements:
2019 GU2 Earth MOID = 0.1787 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 Williams
M 1.27910 (2000.0) P Q
n 0.28059670 Peri. 180.79097 -0.99390955 +0.09863386
a 2.3107219 Node 5.62984 -0.09815547 -0.58965823
e 0.6458024 Incl. 30.06324 -0.05009304 -0.80160747
P 3.51 H 18.0 G 0.15 U 1
Residuals in seconds of arc
160830 F51 0.1+ 0.1+ 190406 246 0.4+ 0.6- 190510 474 0.1+ 0.1+
160830 F51 0.1+ 0.1+ 190406 K87 0.7+ 0.3+ 190510 474 0.1+ 0.1+
160830 F51 0.0 0.1- 190406 K87 0.5+ 0.1+ 190510 474 0.6- 0.1-
160907 F51 0.1- 0.1- 190406 K87 0.8+ 0.1+ 190603 474 0.1+ 1.1-
160907 F51 0.2- 0.0 190406 033 0.1- 0.1- 190603 474 0.2- 0.2+
160907 F51 0.1- 0.1+ 190406 033 0.2- 0.1- 190603 474 0.3+ 0.2-
160907 F51 0.1- 0.1+ 190406 033 0.0 0.0 190603 474 0.5- 0.4+
160907 F51 0.1+ 0.2+ 190406 033 0.1+ 0.0 190627 C51 0.4- 0.0
160907 F51 0.1- 0.0 190406 033 0.2+ 0.2+ 190627 C51 0.1- 0.5+
160907 F51 0.1- 0.0 190406 033 0.2- 0.1- 190627 C51 0.1- 0.3+
190405 T08 0.7+ 0.4+ 190407 H21 0.1- 0.3- 190627 C51 0.3+ 0.7-
190405 T08 0.3+ 0.1- 190407 H21 0.1+ 0.2- 190627 C51 0.2- 0.6+
190405 T08 1.0- 1.5- 190407 K88 0.2- 0.5+ 190627 C51 0.0 0.4-
190405 T08 0.9- 0.2- 190407 K88 0.3- 0.5+ 190627 C51 0.4- 0.0
190405 P93 0.1+ 0.1+ 190407 K88 0.2- 0.6+ 190628 C51 0.8- 0.5-
190405 P93 0.5+ 0.6+ 190407 J04 0.0 0.0 190726 474 0.1- 0.1+
190405 P93 0.4- 0.6+ 190407 J04 0.0 0.0 190726 474 0.1+ 0.3+
190405 033 0.0 0.5- 190407 J04 0.1- 0.2+ 190726 474 0.1+ 0.2+
190405 033 0.2- 0.3- 190408 I52 0.1+ 0.2+ 190726 474 0.0 0.2+
190405 033 0.1- 0.0 190408 I52 0.1+ 0.2- 190807 474 0.2- 0.0
190406 P93 0.2- 0.5+ 190408 I52 0.1- 0.1+ 190807 474 0.2- 0.1+
190406 P93 0.2+ 0.5+ 190408 I52 0.1+ 0.2- 190807 474 0.2- 0.2+
190406 P93 0.9- 1.0+ 190506 474 0.2+ 0.3+ 190807 474 0.1- 0.1+
190406 246 0.6+ 0.3- 190506 474 0.4- 0.1- 190903 474 0.0 0.1-
190406 246 0.5- 0.6+ 190506 474 0.0 0.2- 190903 474 0.2- 0.4-
190406 246 0.4+ 1.0+ 190506 474 0.4- 0.2- 190903 474 0.2- 0.3+
190406 246 0.5+ 0.9+ 190510 474 0.4+ 0.1+ 190903 474 0.5- 0.5+
Ephemeris:
2019 GU2 a,e,i = 2.31, 0.65, 30 q = 0.8185
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 09 06 18 17 12.4 -61 41 23 1.3605 1.8959 105.4 30.8 21.4
...
2019 09 21 18 52 44.2 -55 37 47 1.5960 2.0215 99.5 29.3 21.8
...
2019 09 29 19 09 15.2 -52 43 24 1.7312 2.0863 95.8 28.5 22.0
...
2019 10 05 19 20 57.6 -50 40 45 1.8362 2.1339 92.8 27.9 22.2
2019 10 06 19 22 51.9 -50 20 56 1.8539 2.1417 92.3 27.8 22.2
2019 10 07 19 24 45.5 -50 01 18 1.8717 2.1495 91.8 27.7 22.3
...
2019 10 13 19 35 52.9 -48 07 01 1.9799 2.1960 88.6 27.0 22.4
...
2019 10 21 19 50 10.8 -45 43 12 2.1269 2.2566 84.3 26.0 22.6
...
2019 11 05 20 15 46.3 -41 35 37 2.4074 2.3661 75.7 24.0 22.9
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-T101
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