MPEC 2018-Y51 : 2018 YW
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M.P.E.C. 2018-Y51 Issued 2018 Dec. 20, 17:06 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 YW
Observations:
K18Y00W* C2018 12 17.62947 10 19 01.662-10 40 39.93 21.6 wUEY051F51
K18Y00W C2018 12 17.63866 10 19 03.299-10 40 29.74 21.8 wUEY051F51
K18Y00W C2018 12 17.64780 10 19 04.969-10 40 19.37 UEY051F51
K18Y00W KC2018 12 18.41649910 21 28.59 -10 25 32.3 21.4 VuEY051H21
K18Y00W KC2018 12 18.42238110 21 29.67 -10 25 25.4 21.7 VuEY051H21
K18Y00W KC2018 12 18.43008810 21 31.12 -10 25 15.8 21.6 VuEY051H21
K18Y00W C2018 12 19.44779 10 24 47.06 -10 04 12.1 21.6 GVEY051I52
K18Y00W C2018 12 19.45113 10 24 47.73 -10 04 07.3 21.1 GVEY051I52
K18Y00W C2018 12 19.45446 10 24 48.39 -10 04 02.4 VEY051I52
K18Y00W C2018 12 20.45145 10 28 07.03 -09 41 44.5 VEY051I52
K18Y00W C2018 12 20.45478 10 28 07.75 -09 41 40.4 19.7 GVEY051I52
K18Y00W C2018 12 20.45811 10 28 08.31 -09 41 34.8 VEY051I52
K18Y00W C2018 12 20.46145 10 28 09.02 -09 41 30.0 19.3 GVEY051I52
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz,
M. Willman, K. Chambers, E. Magnier. Measurers K. Chambers, S. Chastel,
L. Denneau, J. Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier,
Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes. 1.3-m f/4.0
astrograph + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer B. M. Africano.
Measurers B. M. Africano, E. J. Christensen, G. A. Farneth, D. C. Fuls,
A. R. Gibbs, A. D. Grauer, H. Groeller, R. A. Kowalski, S. M. Larson,
G. J. Leonard, R. L. Seaman, F. C. Shelly. 1.0-m reflector + CCD.
Orbital elements:
2018 YW Earth MOID = 0.1791 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 7.75331 (2000.0) P Q
n 0.13138826 Peri. 66.81090 -0.67887367 +0.33023145
a 3.8320545 Node 124.81093 -0.28510568 -0.94162892
e 0.7685729 Incl. 53.01057 +0.67664266 -0.06543826
P 7.50 H 19.8 G 0.15 U 9
Residuals in seconds of arc
181217 F51 0.0 0.0 181218 H21 0.1+ 0.4+ 181220 I52 0.8+ 0.6-
181217 F51 0.2- 0.1- 181219 I52 0.4- 0.7- 181220 I52 0.7- 0.4+
181217 F51 0.2+ 0.0 181219 I52 0.1+ 0.2- 181220 I52 0.0 0.5+
181218 H21 0.0 0.1+ 181219 I52 0.4+ 0.4+
181218 H21 0.2- 0.0 181220 I52 0.1- 0.1-
Ephemeris:
2018 YW a,e,i = 3.83, 0.77, 53 q = 0.8868
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 11 20 09 16 16.3 -13 47 44 1.3446 1.6812 90.9 36.0 23.0
...
2018 12 05 09 46 15.6 -13 07 38 1.0318 1.5230 98.0 39.9 22.4
...
2018 12 13 10 05 46.1 -11 53 04 0.8682 1.4388 101.7 42.1 21.9
...
2018 12 19 10 23 19.7 -10 13 33 0.7488 1.3762 104.3 43.8 21.6
2018 12 20 10 26 35.9 -09 51 56 0.7293 1.3658 104.8 44.1 21.5
2018 12 21 10 29 59.0 -09 28 36 0.7100 1.3555 105.2 44.5 21.4
...
2018 12 27 10 53 20.0 -06 24 32 0.5977 1.2940 107.3 46.5 21.0
...
2019 01 04 11 36 29.2 +00 32 20 0.4641 1.2142 108.7 50.1 20.4
...
2019 01 19 14 10 45.6 +25 48 14 0.3343 1.0762 96.9 65.2 19.9
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-Y51
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