MPEC 2017-W170: 2017 WC15
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M.P.E.C. 2017-W170 Issued 2017 Nov. 27, 01:13 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 WC15
Observations:
K17W15C C2017 11 23.10766 23 12 03.98 -15 51 29.9 21.5 GUEW170G96
K17W15C C2017 11 23.11306 23 12 04.42 -15 51 13.9 22.2 GUEW170G96
K17W15C C2017 11 23.11855 23 12 04.80 -15 50 59.5 21.2 GUEW170G96
K17W15C C2017 11 23.12398 23 12 05.18 -15 50 45.5 21.2 GUEW170G96
K17W15C* C2017 11 23.17471 23 12 09.09 -15 48 30.1 22.7 GUEW170G96
K17W15C C2017 11 23.17580 23 12 09.19 -15 48 26.0 UEW170G96
K17W15C C2017 11 23.17690 23 12 09.27 -15 48 21.9 UEW170G96
K17W15C C2017 11 23.17800 23 12 09.35 -15 48 19.7 21.5 GUEW170G96
K17W15C KC2017 11 23.41617 23 12 28.19 -15 37 32.2 21.1 RUEW170474
K17W15C KC2017 11 23.41910 23 12 28.44 -15 37 25.4 21.0 RUEW170474
K17W15C KC2017 11 23.42204 23 12 28.72 -15 37 17.7 21.7 RUEW170474
K17W15C KC2017 11 23.42498 23 12 28.91 -15 37 09.9 21.5 RUEW170474
K17W15C KC2017 11 23.42792 23 12 29.13 -15 37 02.6 21.0 RUEW170474
K17W15C KC2017 11 23.43086 23 12 29.36 -15 36 54.1 21.8 RUEW170474
K17W15C C2017 11 24.08538 23 13 21.55 -15 08 16.1 21.8 GUEW170G96
K17W15C C2017 11 24.08792 23 13 21.70 -15 08 09.1 21.0 GUEW170G96
K17W15C C2017 11 24.09047 23 13 21.86 -15 08 01.4 21.6 GUEW170G96
K17W15C C2017 11 24.09304 23 13 22.08 -15 07 55.7 UEW170G96
K17W15C |C2017 11 24.09595 23 13 21.97 -15 07 38.5 21.9 GUEW170807
K17W15C |C2017 11 24.10492 23 13 22.66 -15 07 15.0 21.7 GUEW170807
K17W15C |C2017 11 24.11390 23 13 23.34 -15 06 51.3 21.7 GUEW170807
K17W15C C2017 11 25.08217 23 14 40.14 -14 25 07.7 UEW170G96
K17W15C C2017 11 25.08437 23 14 40.48 -14 25 05.6 UEW170G96
K17W15C C2017 11 25.08547 23 14 40.58 -14 25 02.9 21.9 GUEW170G96
K17W15C C2017 11 26.14338 23 16 03.80 -13 40 23.9 21.9 GUEW170V06
K17W15C C2017 11 26.14568 23 16 04.00 -13 40 18.0 22.8 GUEW170V06
K17W15C C2017 11 26.14798 23 16 04.20 -13 40 12.5 UEW170V06
K17W15C C2017 11 26.15028 23 16 04.37 -13 40 06.6 UEW170V06
Observer details:
474 Mount John Observatory, Lake Tekapo. Observers A. C. Gilmore,
P. M. Kilmartin. Measurer P. M. Kilmartin. 1.0-m f/7.7 reflector + CCD.
807 Cerro Tololo. Observers T. Linder, R. Holmes. 1.00-m f/10.0 astrograph
+ CCD.
G96 Mt. Lemmon Survey. Observer D. C. Fuls. 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.
1.5-m reflector + 10K CCD.
V06 Catalina Sky Survey-Kuiper. Observer D. C. Fuls. 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. 1.55-m reflector + CCD.
Orbital elements:
2017 WC15 Earth MOID = 0.1034 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5 MPC
M 10.27186 (2000.0) P Q
n 0.37800993 Peri. 247.25759 +0.04558888 +0.95139342
a 1.8943806 Node 30.70580 -0.54621484 +0.27902712
e 0.5298854 Incl. 36.61887 -0.83640361 -0.13036266
P 2.61 H 19.5 G 0.15 U 9
Residuals in seconds of arc
171123 G96 0.1- 0.8- 171123 474 0.8+ 0.2- 171124 807 0.1- 0.1-
171123 G96 0.3+ 0.7+ 171123 474 0.2+ 0.3- 171125 G96 (2.3- 3.1+)
171123 G96 0.2- 0.3+ 171123 474 0.1+ 0.8- 171125 G96 0.2+ 0.4-
171123 G96 0.7- 0.2- 171123 474 0.2+ 0.2- 171125 G96 0.5+ 0.5-
171123 G96 0.0 1.0- 171124 G96 0.6+ 0.8- 171126 V06 0.2- 0.2-
171123 G96 0.2+ 0.1+ 171124 G96 0.0 0.5- 171126 V06 0.2+ 0.1-
171123 G96 0.1+ 1.3+ 171124 G96 0.5- 0.5+ 171126 V06 0.5+ 0.4-
171123 G96 0.1+ 0.5+ 171124 G96 0.1- 0.5- 171126 V06 0.5+ 0.2-
171123 474 0.4- 1.0+ 171124 807 0.0 0.1-
171123 474 0.0 0.1- 171124 807 0.1+ 0.2-
Ephemeris:
2017 WC15 a,e,i = 1.89, 0.53, 37 q = 0.8906
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2017 10 28 22 32 45.5 -42 53 19 0.6588 1.3300 105.4 46.1 21.0
...
2017 11 12 22 56 59.9 -25 20 41 0.8263 1.4470 105.3 41.3 21.5
...
2017 11 20 23 07 56.3 -18 15 37 0.9395 1.5087 103.0 39.7 21.8
...
2017 11 26 23 15 52.6 -13 46 19 1.0322 1.5546 100.7 38.6 22.1
2017 11 27 23 17 11.4 -13 04 58 1.0482 1.5621 100.2 38.4 22.1
2017 11 28 23 18 30.0 -12 24 32 1.0643 1.5697 99.8 38.3 22.1
...
2017 12 04 23 26 20.8 -08 39 40 1.1637 1.6148 97.1 37.3 22.4
...
2017 12 12 23 36 49.7 -04 19 50 1.3020 1.6739 93.1 36.0 22.7
...
2017 12 27 23 56 51.4 +02 18 29 1.5728 1.7813 85.0 33.4 23.1
A. U. Tomatic (C) Copyright 2017 MPC M.P.E.C. 2017-W170
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