MPEC 2017-X106: 2017 WC29
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M.P.E.C. 2017-X106 Issued 2017 Dec. 14, 15:02 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 WC29
Observations:
K17W29C* C2017 11 21.62381 11 55 41.799+03 00 34.35 21.3 wLEX106F51
K17W29C C2017 11 21.62768 11 55 42.410+03 00 28.35 21.4 wLEX106F51
K17W29C C2017 11 21.63154 11 55 43.024+03 00 22.70 21.4 wLEX106F51
K17W29C C2017 11 21.63540 11 55 43.646+03 00 16.84 21.6 wLEX106F51
K17W29C KC2017 11 22.51833 11 58 05.52 +02 38 17.6 oEX106691
K17W29C KC2017 11 22.52684 11 58 06.88 +02 38 04.5 oEX106691
K17W29C _C2017 11 22.64303511 58 25.639+02 35 11.15 20.9 GUEX106568
K17W29C _C2017 11 22.64397811 58 25.783+02 35 09.80 21.0 GUEX106568
K17W29C _C2017 11 22.64493011 58 25.937+02 35 08.32 20.9 GUEX106568
K17W29C C2017 11 27.19796 12 10 53.89 +00 38 03.5 22.6 VSEX106033
K17W29C C2017 11 27.20108 12 10 54.41 +00 37 58.4 21.9 VSEX106033
K17W29C C2017 11 27.20418 12 10 54.93 +00 37 53.2 21.5 VSEX106033
K17W29C C2017 11 27.20729 12 10 55.42 +00 37 48.4 21.5 VSEX106033
K17W29C C2017 12 13.51857 13 00 05.79 -07 12 24.9 21.1 RoEX106926
K17W29C C2017 12 13.52214 13 00 06.49 -07 12 30.9 20.8 RoEX106926
K17W29C C2017 12 13.52571 13 00 07.14 -07 12 38.0 21.0 RoEX106926
K17W29C C2017 12 14.49260 13 03 18.53 -07 42 59.9 20.2 GUEX106I52
K17W29C C2017 12 14.49467 13 03 18.91 -07 43 03.9 20.3 GUEX106I52
K17W29C C2017 12 14.49852 13 03 19.66 -07 43 11.5 20.9 GUEX106I52
K17W29C C2017 12 14.50059 13 03 20.04 -07 43 16.0 20.4 GUEX106I52
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg. Observers C. Hoegner,
B. Stecklum. Measurer B. Stecklum. 1.34-m f/3 Schmidt + CCD.
568 Mauna Kea. Observers R. J. Wainscoat, D. Woodworth. Measurers M. Micheli,
R. J. Wainscoat. 3.6-m Canada-France-Hawaii Telescope + CCD.
691 Steward Observatory, Kitt Peak. Observer M. J. Brucker. 0.9-m f/3
reflector + CCD.
926 Tenagra II Observatory. Observers M. Schwartz, P. R. Holvorcem. Measurer
M. Schwartz. 0.81-m f/7 Ritchey-Chretien + 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.
I52 Steward Observatory, Mt. Lemmon Station. Observer E. J. Christensen.
Measurers E. J. Christensen, D. C. Fuls, A. R. Gibbs, A. D. Grauer,
J. A. Johnson, R. A. Kowalski, S. M. Larson, G. J. Leonard, R. G. Matheny,
R. L. Seaman, F. C. Shelly. 1.0-m reflector + CCD.
Orbital elements:
2017 WC29 Earth MOID = 0.1800 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5 MPC
M 310.67830 (2000.0) P Q
n 0.27829691 Peri. 262.26508 -0.55389801 +0.82335562
a 2.3234346 Node 332.92524 -0.61581467 -0.50507249
e 0.5920885 Incl. 15.75989 -0.56032963 -0.25881906
P 3.54 H 17.8 G 0.15 U 8
Residuals in seconds of arc
171121 F51 0.0 0.2+ 171122 568 0.2- 0.1+ 171213 926 0.4+ 0.6+
171121 F51 0.1- 0.1- 171122 568 0.2- 0.0 171213 926 0.3- 0.2+
171121 F51 0.0 0.0 171127 033 0.0 0.2+ 171214 I52 0.4+ 0.2+
171121 F51 0.1+ 0.1- 171127 033 0.0 0.1+ 171214 I52 0.0 0.1+
171122 691 0.2+ 0.1+ 171127 033 0.1+ 0.2- 171214 I52 0.2- 0.2-
171122 691 0.1+ 0.2- 171127 033 0.3- 0.1- 171214 I52 0.6- 0.7-
171122 568 0.1- 0.0 171213 926 0.3+ 0.2-
Ephemeris:
2017 WC29 a,e,i = 2.32, 0.59, 16 q = 0.9478
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2017 11 14 11 35 52.1 +06 01 24 1.8606 1.6044 59.5 32.1 21.5
...
2017 11 29 12 15 57.5 -00 09 51 1.6389 1.4801 63.0 36.4 21.2
...
2017 12 07 12 39 28.1 -03 54 46 1.5296 1.4140 64.2 38.9 21.0
...
2017 12 13 12 58 23.7 -06 56 09 1.4532 1.3648 64.8 40.7 20.9
2017 12 14 13 01 40.4 -07 27 25 1.4409 1.3566 64.9 41.1 20.9
2017 12 15 13 04 59.3 -07 58 57 1.4289 1.3485 64.9 41.4 20.8
...
2017 12 21 13 25 44.6 -11 13 49 1.3601 1.3001 65.1 43.3 20.7
...
2017 12 29 13 56 02.0 -15 45 49 1.2794 1.2373 64.8 46.0 20.5
...
2018 01 13 15 02 58.5 -24 22 45 1.1686 1.1278 62.5 50.7 20.3
A. U. Tomatic (C) Copyright 2017 MPC M.P.E.C. 2017-X106
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