MPEC 2019-K84 : 2016 XT1
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M.P.E.C. 2019-K84 Issued 2019 May 31, 01:20 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 XT1
Revision to MPEC 2016-X51
Additional Observations:
K16X01T C2014 01 05.42911508 59 34.162+16 10 59.30 22.1 GVEK084F51
K16X01T C2014 01 05.45942108 59 32.073+16 11 13.47 22.5 GVEK084F51
K16X01T C2014 01 05.47460008 59 31.029+16 11 20.51 22.0 GVEK084F51
K16X01T C2014 02 26.39699208 03 03.046+21 44 28.87 23.3 GVEK084F51
K16X01T C2016 05 12.59865522 01 43.247-10 23 05.42 23.0 GVEK084F51
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
140105 F51 0.05+ 0.01- 160512 F51 19.4+ 3.8+ MPO394913 +0.11 day
Orbital elements:
2016 XT1 Earth MOID = 0.2667 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 297.44656 (2000.0) P Q
n 0.30701411 Peri. 243.11590 +0.98644337 -0.14406989
a 2.1761917 Node 125.06857 +0.16250047 +0.92430354
e 0.4247181 Incl. 5.50873 -0.02287062 +0.35342162
P 3.21 H 19.7 G 0.15 U 1
Residuals in seconds of arc
140105 F51 0.1+ 0.2- 161205 G96 0.4+ 0.4- 161211 691 0.0 0.3+
140105 F51 0.0 0.0 161205 G96 0.3+ 0.2- 161211 691 0.3- 0.1-
140105 F51 0.0 0.1+ 161205 G96 0.2- 0.1+ 161220 H21 0.1- 0.1-
140226 F51 0.2- 0.0 161205 I52 1.1+ 0.5- 161220 H21 0.1- 0.1+
160512 F51 0.0 0.2+ 161205 I52 0.2- 0.0 161220 H21 0.1- 0.1-
161024 F51 0.0 0.1+ 161205 I52 0.0 0.1+ 161220 291 0.3- 0.1+
161024 F51 0.0 0.2+ 161205 I52 0.4- 0.1+ 161220 291 0.2- 0.1+
161204 G96 0.4+ 0.9+ 161205 246 0.6+ 1.2- 161220 291 0.1- 0.1+
161204 G96 0.2+ 0.2+ 161205 246 0.7+ 0.1- 161221 H21 0.1+ 0.0
161204 G96 0.1+ 0.2+ 161205 246 1.0+ 0.1- 161221 H21 0.1+ 0.1-
161204 G96 0.5- 0.7+ 161205 246 0.6+ 0.0 161221 H21 0.2- 0.1-
161204 G96 0.3+ 0.5+ 161206 595 0.5- 1.0- 161224 G96 0.2- 0.3+
161204 I52 0.3- 0.0 161206 595 0.2+ 0.7- 161224 G96 0.7+ 0.4+
161204 I52 0.5- 0.3- 161206 958 1.2+ 1.1- 161224 G96 0.4+ 0.2+
161204 I52 0.1+ 0.5- 161206 958 0.7+ 1.0- 161224 G96 0.1- 0.2+
161204 I52 0.8- 0.8- 161206 958 0.4+ 0.0 170105 G96 0.5+ 0.5+
161205 033 0.0 0.0 161206 I52 0.3- 0.3- 170105 G96 0.6+ 0.7+
161205 033 0.0 0.0 161206 I52 0.0 0.1+ 170105 G96 0.2- 0.6+
161205 033 0.2+ 0.1+ 161206 I52 0.1- 0.2+ 170105 G96 0.1- 0.0
161205 033 0.1- 0.1- 161206 I52 0.2- 0.0 170106 926 0.3+ 0.1-
161205 033 0.1- 0.1- 161207 204 0.3+ 0.4- 170106 926 0.1- 0.3+
161205 033 0.1+ 0.1- 161207 204 0.4- 0.4+ 170106 926 0.2- 0.1+
161205 G96 0.1- 0.1- 161211 691 0.5- 0.1+
Ephemeris:
2016 XT1 a,e,i = 2.18, 0.42, 6 q = 1.2519
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 05 01 18 51 29.7 -16 54 29 1.4403 2.1051 117.5 25.1 23.3
...
2019 05 16 18 59 07.9 -16 26 42 1.2234 2.0275 130.1 22.4 22.7
...
2019 05 24 19 00 30.6 -16 17 47 1.1184 1.9852 137.3 20.2 22.4
...
2019 05 30 19 00 06.7 -16 15 12 1.0456 1.9532 143.1 18.2 22.2
2019 05 31 18 59 55.0 -16 15 10 1.0339 1.9479 144.1 17.8 22.1
2019 06 01 18 59 41.1 -16 15 16 1.0225 1.9425 145.1 17.4 22.1
...
2019 06 07 18 57 29.7 -16 18 37 0.9573 1.9102 151.2 14.8 21.8
...
2019 06 15 18 52 26.5 -16 31 15 0.8805 1.8668 159.8 10.8 21.5
...
2019 06 30 18 37 00.2 -17 22 08 0.7705 1.7849 174.1 3.4 20.7
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-K84
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