MPEC 2017-U294: 2017 UK43
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M.P.E.C. 2017-U294 Issued 2017 Oct. 30, 17:48 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 UK43
Observations:
K17U43K* C2017 10 28.52068 03 29 30.762+06 39 52.12 22.1 wLEU294F51
K17U43K C2017 10 28.53261 03 29 31.599+06 39 51.79 22.5 wLEU294F51
K17U43K C2017 10 28.54456 03 29 32.404+06 39 51.60 22.1 wLEU294F51
K17U43K KC2017 10 29.44613 03 30 42.89 +06 39 33.9 21.4 RoEU294291
K17U43K KC2017 10 29.45190 03 30 43.30 +06 39 33.8 21.6 RoEU294291
K17U43K KC2017 10 29.45767 03 30 43.69 +06 39 33.9 21.8 RoEU294291
K17U43K C2017 10 29.49123 03 30 47.119+06 39 39.24 22.1 wLEU294F51
K17U43K C2017 10 29.50402 03 30 47.978+06 39 38.94 22.2 wLEU294F51
K17U43K C2017 10 29.51657 03 30 48.810+06 39 38.92 22.1 wLEU294F51
K17U43K C2017 10 29.52911 03 30 49.675+06 39 38.87 21.7 wLEU294F51
K17U43K ^C2017 10 30.45484 03 32 00.92 +06 39 32.9 20.8 RoEU294695
K17U43K ^C2017 10 30.45808 03 32 01.15 +06 39 32.7 21.1 RoEU294695
K17U43K ^C2017 10 30.46077 03 32 01.36 +06 39 32.7 21.2 RoEU294695
Observer details:
291 LPL/Spacewatch II. Observer M. J. Brucker. 1.8-m f/2.7 reflector + CCD.
695 Kitt Peak. Observer J. V. Scotti. 2.3-m f/9 reflector + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz,
M. Willman. Measurers K. Chambers, S. Chastel, L. Denneau, H. Flewelling,
M. Huber, E. Lilly, E. Magnier, R. Wainscoat, C. Waters, R. Weryk. 1.8-m
Ritchey-Chretien + CCD.
Orbital elements:
2017 UK43 Earth MOID = 0.2895 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5 MPC
M 341.78177 (2000.0) P Q
n 0.23411268 Peri. 288.02271 +0.52253223 -0.85174416
a 2.6072705 Node 130.41236 +0.80019920 +0.47426289
e 0.5122622 Incl. 2.90787 +0.29434896 +0.22272540
P 4.21 H 23.0 G 0.15 U 8
Residuals in seconds of arc
171028 F51 0.2+ 0.1+ 171029 291 0.3+ 0.2+ 171030 695 0.2+ 0.4+
171028 F51 0.6+ 0.1+ 171029 F51 0.4+ 0.1+ 171030 695 0.3+ 0.2+
171028 F51 0.3+ 0.2+ 171029 F51 0.4+ 0.1- 171030 695 0.6+ 0.2+
171029 291 0.4+ 0.0 171029 F51 0.2+ 0.0
171029 291 0.5+ 0.0 171029 F51 0.5+ 0.2+
Ephemeris:
2017 UK43 a,e,i = 2.61, 0.51, 3 q = 1.2717
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2017 09 30 02 45 58.7 +07 15 56 0.4451 1.3884 144.6 24.7 23.1
...
2017 10 15 03 10 17.4 +06 56 25 0.3659 1.3327 152.6 20.1 22.4
...
2017 10 23 03 22 01.3 +06 44 23 0.3351 1.3096 156.8 17.4 22.1
...
2017 10 29 03 30 08.8 +06 39 51 0.3172 1.2957 159.8 15.3 21.9
2017 10 30 03 31 26.7 +06 39 44 0.3146 1.2937 160.3 15.0 21.9
2017 10 31 03 32 43.7 +06 39 50 0.3122 1.2917 160.8 14.6 21.8
...
2017 11 06 03 40 05.3 +06 45 51 0.3001 1.2819 163.6 12.6 21.7
...
2017 11 14 03 49 01.5 +07 11 19 0.2907 1.2738 166.5 10.5 21.5
...
2017 11 29 04 04 01.9 +09 03 04 0.2941 1.2748 167.1 10.0 21.5
A. U. Tomatic (C) Copyright 2017 MPC M.P.E.C. 2017-U294
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