MPEC 2019-P25 : 2018 TP2
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M.P.E.C. 2019-P25 Issued 2019 August 1, 22:30 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
2018 TP2
Revision to MPEC 2018-T98
Additional Observations:
K18T02P C2014 11 21.51608908 17 17.354+29 52 22.81 22.4 GVEP025F51
K18T02P C2014 11 21.53000108 17 19.997+29 52 13.57 22.4 GVEP025F51
K18T02P C2014 11 21.54392608 17 22.618+29 52 04.83 22.2 GVEP025F51
K18T02P C2014 11 21.55781608 17 25.220+29 51 55.30 22.1 GVEP025F51
K18T02P C2015 01 16.53557 08 44 10.568+23 42 09.22 22.2 wLEP025F51
K18T02P C2015 01 16.54782 08 44 09.658+23 42 06.67 22.2 wLEP025F51
K18T02P C2015 01 16.57242 08 44 07.840+23 42 01.94 22.4 wLEP025F51
K18T02P C2019 01 02.51993606 59 44.777+32 06 40.04 21.3 GVEP025F51
K18T02P C2019 01 02.53095306 59 45.119+32 06 30.19 21.1 GVEP025F51
K18T02P C2019 01 02.54199106 59 45.451+32 06 20.27 20.8 GVEP025F51
K18T02P C2019 01 02.55302006 59 45.794+32 06 10.35 21.0 GVEP025F51
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe,
E. Magnier, A. Schultz, M. Willman, B. Gibson, T. Goggia, N. Primak.
Measurers S. Chastel, M. Huber, Y. Ramanjooloo, R. Wainscoat, R. Weryk,
K. Chambers, L. Denneau, H. Flewelling, E. Magnier, E. Schunova,
C. Waters. 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
141121 F51 0.45- 0.22- 190102 F51 0.00- 0.00- MPO473505 -0.00 days
Orbital elements:
2018 TP2 Earth MOID = 0.1343 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 38.85551 (2000.0) P Q
n 0.24508174 Peri. 75.00097 +0.51629562 -0.85634648
a 2.5288830 Node 343.90217 +0.77052627 +0.46981881
e 0.5584247 Incl. 2.16315 +0.37380222 +0.21433848
P 4.02 H 23.0 G 0.15 U 0
Residuals in seconds of arc
141121 F51 0.2- 0.2+ 181006 691 0.3+ 0.3+ 181102 I52 0.1- 0.1-
141121 F51 0.1+ 0.1- 181006 691 0.0 0.5+ 181102 I52 0.0 0.3+
141121 F51 0.1+ 0.2+ 181006 691 0.3- 0.7+ 181102 I52 0.7+ 0.0
141121 F51 0.1+ 0.1- 181007 K88 0.0 0.5+ 181102 I52 0.0 0.2-
150116 F51 0.1- 0.1+ 181007 K88 0.1- 0.4+ 181107 G96 0.1+ 0.1+
150116 F51 0.0 0.1- 181007 K88 0.2- 0.5+ 181107 G96 0.2+ 0.1-
150116 F51 0.1+ 0.0 181008 K63 0.3+ 0.6+ 181107 G96 0.1+ 0.1+
181004 F52 0.1- 0.1- 181008 K63 0.2+ 0.1+ 181107 G96 0.2+ 0.2-
181004 F52 0.1+ 0.1- 181008 K63 0.4+ 0.3+ 181118 G96 0.1- 0.1+
181004 F52 0.1+ 0.0 181010 I52 0.1- 0.3+ 181118 G96 1.3+ 0.5-
181004 F52 0.3- 0.2- 181010 I52 0.1+ 0.2- 181118 G96 0.1+ 0.7-
181004 K88 0.3- 0.2+ 181010 I52 0.4- 0.2- 181201 157 0.0 1.0-
181004 K88 0.3- 0.3+ 181015 A17 0.2- 0.1+ 181201 157 0.4- 0.5-
181004 K88 0.4- 0.3+ 181015 A17 0.1+ 0.1+ 181201 157 0.1- 0.3-
181004 K88 0.3- 0.3+ 181015 A17 0.2+ 0.4+ 181205 204 0.1- 0.1-
181004 L01 0.0 0.1+ 181020 I52 0.1+ 0.0 181205 204 0.0 0.1+
181004 L01 0.0 0.1+ 181020 I52 0.1- 0.2- 181205 204 0.1+ 0.2+
181004 L01 0.4+ 0.3+ 181020 I52 0.1- 0.0 181209 G96 0.0 0.0
181005 I52 0.0 0.1- 181020 G96 0.1+ 0.1- 181209 G96 0.1+ 0.2-
181005 I52 0.2- 0.2+ 181020 G96 0.0 0.1- 181209 G96 0.1- 0.1+
181005 I52 0.1- 0.2+ 181020 G96 0.0 0.1+ 181209 G96 0.0 0.3+
181005 I52 0.2- 0.6- 181020 G96 0.0 0.1- 181215 F51 0.1+ 0.1+
181005 711 0.0 0.0 181021 H21 0.3- 0.4+ 181215 F51 0.0 0.0
181005 711 0.3- 0.2- 181021 H21 0.3- 0.1+ 181215 F51 0.0 0.0
181005 711 0.2- 0.1- 181021 H21 0.1- 0.2+ 181215 F51 0.0 0.0
181005 G96 0.2+ 0.4- 181021 691 0.1- 0.4+ 190102 F51 0.1- 0.1+
181005 G96 0.7+ 0.5- 181021 691 0.6- 0.7+ 190102 F51 0.1+ 0.1+
181005 G96 0.1+ 0.4+ 181021 691 0.5- 0.2+ 190102 F51 0.0 0.0
181005 G96 0.2- 0.4- 181028 I52 0.1- 0.7- 190102 F51 0.0 0.1+
181005 F52 0.1+ 0.0 181028 I52 0.0 0.7- 190109 I52 0.2+ 0.2+
181005 F52 0.1+ 0.0 181028 I52 0.4+ 0.6- 190109 I52 0.1- 0.2+
181005 F52 0.2+ 0.1- 181028 I52 0.4- 0.0 190109 I52 0.2+ 0.0
181005 K88 0.3- 0.3+ 181031 703 0.9+ 2.1- 190109 F51 0.1- 0.1+
181005 K88 0.4- 0.2+ 181031 703 0.7- 0.2- 190109 F51 0.1- 0.1+
181005 K88 0.3- 0.3+ 181031 703 0.0 0.6- 190109 F51 0.0 0.1+
Ephemeris:
2018 TP2 a,e,i = 2.53, 0.56, 2 q = 1.1167
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 07 02 10 42 48.9 +07 34 32 2.8044 2.4544 59.7 21.0 28.2
...
2019 07 17 11 04 43.7 +05 15 28 3.0539 2.5460 51.3 18.2 28.4
...
2019 07 25 11 16 16.3 +04 00 36 3.1801 2.5935 46.9 16.6 28.5
...
2019 07 31 11 24 52.2 +03 04 16 3.2710 2.6286 43.5 15.4 28.5
2019 08 01 11 26 17.9 +02 54 53 3.2859 2.6344 42.9 15.2 28.5
2019 08 02 11 27 43.5 +02 45 29 3.3006 2.6401 42.3 15.0 28.5
...
2019 08 08 11 36 15.3 +01 49 07 3.3867 2.6745 38.9 13.8 28.6
...
2019 08 16 11 47 32.7 +00 34 09 3.4952 2.7195 34.3 12.1 28.6
...
2019 08 31 12 08 28.3 -01 45 10 3.6777 2.8013 25.6 9.0 28.7
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-P25
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