MPEC 2019-B83 : 2017 UY44
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M.P.E.C. 2019-B83 Issued 2019 Jan. 26, 00:18 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
2017 UY44
Revision to MPEC 2017-V09
Additional Observations:
K17U44Y C2014 07 01.31829415 14 21.509-22 09 54.74 22.7 GVEB083F51
K17U44Y C2014 07 01.32955615 14 21.158-22 09 42.73 22.6 GVEB083F51
K17U44Y C2014 07 01.34083315 14 20.816-22 09 30.98 22.5 GVEB083F51
K17U44Y C2014 07 01.35209415 14 20.462-22 09 18.97 22.5 GVEB083F51
K17U44Y C2014 07 26.26588515 16 24.108-16 18 45.24 22.7 GVEB083F51
K17U44Y C2014 07 26.27788315 16 24.450-16 18 37.57 22.5 GVEB083F51
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
140701 F51 21.0- 3.5- 140726 F51 16.9- 5.0- MPO435142 -0.011 day
Orbital elements:
2017 UY44 Earth MOID = 0.3791 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 233.14238 (2000.0) P Q
n 0.37700480 Peri. 106.71250 +0.92324745 -0.10484219
a 1.8977462 Node 260.49788 -0.01704842 +0.94992123
e 0.3633007 Incl. 22.00988 +0.38382744 +0.29437693
P 2.61 H 20.0 G 0.15 U 2
Residuals in seconds of arc
140701 F51 0.0 0.1- 171030 I52 0.3+ 0.1- 171112 711 0.0 0.3+
140701 F51 0.0 0.1+ 171030 I52 0.5+ 0.4- 171114 G96 0.3- 0.5-
140701 F51 0.0 0.1- 171030 711 0.4- 0.6+ 171114 G96 0.2- 0.3-
140701 F51 0.1- 0.0 171030 711 0.7- 0.1+ 171114 G96 0.4+ 0.1+
140726 F51 0.3+ 0.1+ 171030 711 0.5- 0.1- 171124 G96 0.4- 0.6-
140726 F51 0.2- 0.1+ 171030 291 0.1+ 0.7+ 171124 G96 0.1- 0.1-
171027 F51 0.0 0.1+ 171030 291 0.1- 0.1- 171124 G96 0.0 0.3+
171027 F51 0.1- 0.1+ 171030 926 0.0 0.3+ 171124 G96 0.1- 0.5-
171029 F51 0.3+ 0.1- 171030 926 0.3+ 0.0 171214 I52 0.2+ 0.0
171029 F51 0.1- 0.3- 171102 926 0.3- 0.4+ 171214 I52 0.2- 0.1+
171029 F51 0.0 0.1- 171102 926 0.1- 0.1- 171214 I52 0.1+ 0.1+
171029 F51 0.0 0.1- 171102 926 0.4- 0.5+ 180115 711 0.1+ 0.2+
171030 I52 0.4+ 0.4- 171112 711 0.4+ 0.1- 180115 711 0.2+ 0.1+
171030 I52 0.1+ 0.0 171112 711 0.4+ 0.1+ 180115 711 0.3+ 0.0
Ephemeris:
2017 UY44 a,e,i = 1.90, 0.36, 22 q = 1.2083
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 12 27 13 36 10.5 -29 48 30 2.8755 2.5840 63.1 19.8 25.3
...
2019 01 11 13 54 17.9 -32 20 46 2.6863 2.5774 73.0 21.4 25.2
...
2019 01 19 14 02 56.2 -33 38 45 2.5793 2.5724 78.6 22.0 25.2
...
2019 01 25 14 08 49.7 -34 35 29 2.4972 2.5679 82.9 22.4 25.1
2019 01 26 14 09 45.4 -34 44 46 2.4833 2.5671 83.6 22.4 25.1
2019 01 27 14 10 40.0 -34 54 01 2.4695 2.5663 84.3 22.4 25.1
...
2019 02 02 14 15 45.3 -35 48 27 2.3858 2.5611 88.7 22.6 25.0
...
2019 02 10 14 21 24.7 -36 57 41 2.2736 2.5533 94.8 22.6 24.9
...
2019 02 25 14 27 46.7 -38 53 45 2.0658 2.5358 106.8 21.9 24.7
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-B83
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