[Iaude] MPEC A222: 2016 UL41 [a=1.62,e=0.27,i=14.0,H=22.9]
mpec at mpcdb1.cfa.harvard.edu
mpec at mpcdb1.cfa.harvard.edu
Sun Jan 13 22:15:16 EST 2019
M.P.E.C. 2019-A222 Issued 2019 Jan. 14, 03:12 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 at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2016 UL41
Revision to MPEC 2016-U99
Additional Observations:
K16U41L C2014 10 25.62839905 01 39.283+22 31 31.69 22.6 GVEA222F51
K16U41L C2014 11 21.47549804 35 24.086+06 56 07.05 22.2 GVEA222F51
K16U41L C2014 11 21.48767104 35 22.994+06 55 46.21 22.0 GVEA222F51
K16U41L C2014 11 21.49976304 35 21.919+06 55 25.23 22.2 GVEA222F51
K16U41L C2014 11 21.51188904 35 20.839+06 55 04.30 22.5 GVEA222F51
K16U41L C2014 11 23.48475904 32 42.048+05 59 59.68 23.0 GVEA222F51
K16U41L C2014 11 23.49694104 32 40.969+05 59 40.47 23.1 GVEA222F51
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
141025 F51 21.4+ 5.0- 141123 F51 24.3+ 0.3+ MPO397884 +0.0039 day
Orbital elements:
2016 UL41 Earth MOID = 0.2455 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 100.41376 (2000.0) P Q
n 0.47973735 Peri. 127.29297 +0.97113564 +0.17077887
a 1.6160955 Node 223.59227 -0.20611720 +0.95218464
e 0.2654366 Incl. 13.97545 +0.12004695 +0.25333573
P 2.05 H 22.9 G 0.15 U 2
Residuals in seconds of arc
141025 F51 0.2- 0.1- 161026 291 0.1+ 0.6+ 161027 926 0.3- 0.6+
141121 F51 0.2+ 0.2- 161026 291 0.2- 0.1- 161029 926 0.1+ 0.1-
141121 F51 0.1+ 0.0 161026 568 0.1- 0.1- 161029 926 0.2- 0.1+
141121 F51 0.1+ 0.1- 161026 568 0.1- 0.1- 161029 926 0.2- 0.3+
141121 F51 0.1+ 0.1- 161026 568 0.1- 0.1- 161102 G96 0.7+ 0.0
141123 F51 0.2- 0.0 161027 I52 0.1+ 0.1+ 161102 G96 0.5+ 0.4-
141123 F51 0.2- 0.6+ 161027 I52 0.1+ 0.6+ 161102 G96 0.2+ 0.5+
161025 F51 0.1+ 0.1- 161027 I52 0.3- 0.5- 161102 G96 0.6+ 0.2+
161025 F51 0.0 0.1- 161027 I52 0.3- 0.9- 161107 H21 0.1- 0.3-
161025 F51 0.1+ 0.1- 161027 H01 0.3+ 0.3- 161107 H21 0.1- 0.3-
161025 F51 0.1+ 0.1- 161027 H01 0.1+ 0.1- 161107 H21 0.5- 0.5-
161026 926 0.0 0.1- 161027 H01 0.2+ 0.2- 161128 807 0.1- 0.1-
161026 926 0.1- 0.1+ 161027 H01 0.1+ 0.3- 161128 807 0.0 0.1+
161026 926 0.4- 0.0 161027 926 0.5- 0.1+ 161128 807 0.1+ 0.1+
161026 291 0.0 0.3+ 161027 926 0.4- 0.1+
Ephemeris:
2016 UL41 a,e,i = 1.62, 0.27, 14 q = 1.1871
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 12 15 00 22 34.6 -01 21 26 0.7117 1.3285 101.9 46.5 24.5
...
2018 12 30 01 08 12.9 -00 10 34 0.8453 1.3793 97.6 45.0 25.0
...
2019 01 07 01 30 54.2 +00 44 53 0.9232 1.4077 95.1 44.1 25.2
...
2019 01 13 01 47 20.3 +01 31 41 0.9842 1.4295 93.2 43.4 25.3
2019 01 14 01 50 02.1 +01 39 48 0.9946 1.4332 92.9 43.3 25.3
2019 01 15 01 52 43.2 +01 48 00 1.0050 1.4368 92.5 43.1 25.4
...
2019 01 21 02 08 36.3 +02 38 30 1.0685 1.4589 90.5 42.4 25.5
...
2019 01 29 02 29 15.9 +03 47 54 1.1557 1.4887 87.7 41.4 25.7
...
2019 02 13 03 06 51.9 +05 57 59 1.3254 1.5445 82.4 39.3 26.0
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-A222
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