MPEC 2017-W143: 2017 WT13
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M.P.E.C. 2017-W143 Issued 2017 Nov. 25, 00:27 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 WT13
Observations:
K17W13T* C2017 11 20.36017 04 40 32.80 -07 21 51.3 20.5 GUEW143G96
K17W13T C2017 11 20.36549 04 40 32.18 -07 21 23.0 20.6 GUEW143G96
K17W13T C2017 11 20.37087 04 40 31.56 -07 20 54.7 19.5 GUEW143G96
K17W13T C2017 11 20.37616 04 40 30.94 -07 20 25.7 20.4 GUEW143G96
K17W13T C2017 11 20.40734404 40 27.12 -07 17 40.3 20.3 GUEW143H01
K17W13T C2017 11 20.41093504 40 26.72 -07 17 21.1 20.2 GUEW143H01
K17W13T C2017 11 20.41803 04 40 26.04 -07 16 42.1 20.3 GUEW143I52
K17W13T C2017 11 20.41903 04 40 25.94 -07 16 37.1 20.3 GUEW143I52
K17W13T C2017 11 20.41979 04 40 25.81 -07 16 33.3 20.2 GUEW143I52
K17W13T C2017 11 20.42055 04 40 25.76 -07 16 28.9 20.4 GUEW143I52
K17W13T C2017 11 20.42266004 40 25.37 -07 16 18.4 20.4 GUEW143H01
K17W13T C2017 11 20.42806604 40 24.75 -07 15 49.5 20.5 GUEW143H01
K17W13T KC2017 11 21.23806704 39 09.21 -06 05 09.6 20.8 VuEW143H21
K17W13T KC2017 11 21.24184704 39 08.77 -06 04 50.4 21.0 VuEW143H21
K17W13T KC2017 11 21.24688304 39 08.21 -06 04 24.4 21.0 VuEW143H21
K17W13T C2017 11 21.34354 04 38 58.42 -05 56 01.7 UEW143I52
K17W13T C2017 11 21.34430 04 38 58.39 -05 55 57.6 19.8 GUEW143I52
K17W13T KC2017 11 22.23114704 37 36.80 -04 41 28.5 20.6 VuEW143H21
K17W13T KC2017 11 22.23492604 37 36.38 -04 41 09.9 20.4 VuEW143H21
K17W13T KC2017 11 22.23870304 37 35.97 -04 40 51.1 20.8 VuEW143H21
K17W13T C2017 11 22.41856 04 37 17.51 -04 25 58.0 UEW143I52
K17W13T C2017 11 22.41933 04 37 17.45 -04 25 54.7 UEW143I52
K17W13T C2017 11 22.42009 04 37 17.42 -04 25 51.5 21.0 GUEW143I52
K17W13T C2017 11 22.42085 04 37 17.27 -04 25 45.9 UEW143I52
K17W13T C2017 11 23.32162 04 35 58.73 -03 13 18.7 20.7 GUEW143G96
K17W13T C2017 11 23.32322 04 35 58.58 -03 13 11.1 20.4 GUEW143G96
K17W13T C2017 11 23.32473 04 35 58.48 -03 13 04.3 20.6 GUEW143G96
K17W13T C2017 11 23.32621 04 35 58.29 -03 12 57.3 UEW143G96
K17W13T C2017 11 23.90522 04 35 09.21 -02 27 57.6 20.6 VSEW143033
K17W13T C2017 11 23.90752 04 35 08.93 -02 27 47.2 20.7 VSEW143033
K17W13T C2017 11 23.91280 04 35 08.45 -02 27 23.5 20.2 VSEW143033
K17W13T C2017 11 23.91538 04 35 08.15 -02 27 11.0 20.2 VSEW143033
K17W13T C2017 11 24.36284 04 34 28.62 -01 52 49.3 21.0 GUEW143G96
K17W13T C2017 11 24.36437 04 34 28.46 -01 52 41.6 21.1 GUEW143G96
K17W13T C2017 11 24.36592 04 34 28.32 -01 52 34.7 21.0 GUEW143G96
K17W13T C2017 11 24.36745 04 34 28.14 -01 52 28.2 20.9 GUEW143G96
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg. Observers C. Hoegner,
B. Stecklum. Measurer B. Stecklum. 1.34-m f/3 Schmidt + CCD.
G96 Mt. Lemmon Survey. Observers E. J. Christensen, 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.
H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 reflector + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes. 0.76-m f/3.0
astrograph + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer R. A. Kowalski.
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 WT13 Earth MOID = 0.1024 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5 MPC
M 349.15171 (2000.0) P Q
n 0.45599608 Peri. 269.41704 +0.99059958 +0.02489403
a 1.6717140 Node 89.15119 +0.03070670 +0.91774131
e 0.4288694 Incl. 7.73110 -0.13330253 +0.39639775
P 2.16 H 23.3 G 0.15 U 8
Residuals in seconds of arc
171120 G96 0.0 0.2+ 171121 H21 0.1- 0.1- 171123 G96 0.1+ 0.1+
171120 G96 0.0 0.2+ 171121 H21 0.4- 0.4- 171123 G96 1.0+ 0.3-
171120 G96 0.1+ 0.1+ 171121 H21 0.3- 0.3- 171123 G96 0.6+ 0.3-
171120 G96 0.3+ 0.4- 171121 I52 0.6- 0.1+ 171123 033 0.6+ 0.2+
171120 G96 0.3+ 0.4+ 171121 I52 0.2+ 0.3+ 171123 033 0.2- 0.1-
171120 H01 0.0 0.1+ 171122 H21 0.2- 0.2+ 171123 033 0.3+ 0.8-
171120 H01 0.2+ 0.1+ 171122 H21 0.4- 0.1+ 171123 033 0.4- 0.2-
171120 I52 0.0 0.2+ 171122 H21 0.4- 0.2+ 171124 G96 0.2- 0.2-
171120 I52 0.2+ 0.2- 171122 I52 0.4- 0.2+ 171124 G96 0.2- 0.6+
171120 I52 0.4- 0.4- 171122 I52 0.1- 0.3- 171124 G96 0.0 0.4+
171120 I52 0.2+ 0.1- 171122 I52 0.7+ 0.8- 171124 G96 0.4- 0.0
171120 H01 0.0 0.1+ 171122 I52 0.3- 1.1+
171120 H01 0.0 0.1+ 171123 G96 0.2- 0.0
Ephemeris:
2017 WT13 a,e,i = 1.67, 0.43, 8 q = 0.9548
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2017 10 26 06 00 24.8 -59 53 53 0.1134 1.0075 93.5 80.0 21.4
...
2017 11 10 05 01 02.3 -25 53 16 0.1244 1.0714 128.0 46.8 20.7
...
2017 11 18 04 44 34.6 -11 01 05 0.1472 1.1124 145.1 30.6 20.7
...
2017 11 24 04 35 00.1 -02 20 03 0.1714 1.1455 155.5 21.0 20.8
2017 11 25 04 33 36.6 -01 04 51 0.1760 1.1512 156.9 19.6 20.8
2017 11 26 04 32 16.5 +00 07 14 0.1808 1.1569 158.3 18.4 20.8
...
2017 12 02 04 25 26.3 +06 20 29 0.2126 1.1920 164.3 12.9 21.1
...
2017 12 10 04 19 19.4 +12 28 18 0.2631 1.2404 164.6 12.2 21.6
...
2017 12 25 04 16 35.5 +19 37 11 0.3818 1.3340 152.6 19.9 22.8
A. U. Tomatic (C) Copyright 2017 MPC M.P.E.C. 2017-W143
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