MPEC 2018-W71 : 2018 WL1
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M.P.E.C. 2018-W71 Issued 2018 Nov. 29, 02:12 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 WL1
Observations:
K18W01L* C2018 11 16.30935 03 52 29.73 -26 11 08.7 20.4 GVEW071G96
K18W01L C2018 11 16.31447 03 52 26.91 -26 10 32.3 20.3 GVEW071G96
K18W01L C2018 11 16.32305 03 52 22.26 -26 09 31.2 20.0 GVEW071G96
K18W01L C2018 11 16.32820 03 52 19.40 -26 08 55.3 20.3 GVEW071G96
K18W01L C2018 11 16.34865303 52 08.13 -26 06 29.9 19.7 GVEW071H01
K18W01L C2018 11 16.35532403 52 04.50 -26 05 42.5 19.8 GVEW071H01
K18W01L C2018 11 16.36262403 52 00.53 -26 04 50.6 20.2 GVEW071H01
K18W01L C2018 11 16.36917403 51 56.96 -26 04 04.0 19.9 GVEW071H01
K18W01L C2018 11 16.37612 03 51 53.31 -26 03 14.5 20.3 GVEW071I52
K18W01L C2018 11 16.37654 03 51 53.11 -26 03 11.7 VEW071I52
K18W01L C2018 11 16.37696 03 51 52.91 -26 03 09.4 20.3 GVEW071I52
K18W01L C2018 11 16.37737 03 51 52.60 -26 03 06.6 VEW071I52
K18W01L C2018 11 16.40815 03 51 35.93 -25 59 27.6 VEW071I52
K18W01L C2018 11 16.40898 03 51 35.51 -25 59 22.7 20.4 GVEW071I52
K18W01L C2018 11 16.40940 03 51 35.23 -25 59 18.5 VEW071I52
K18W01L C2018 11 16.43652903 51 20.61 -25 56 05.3 20.4 GVEW071H01
K18W01L C2018 11 16.44332903 51 16.96 -25 55 17.0 20.6 GVEW071H01
K18W01L C2018 11 16.44876703 51 14.07 -25 54 38.2 20.4 GVEW071H01
K18W01L C2018 11 16.45252903 51 12.06 -25 54 11.6 20.5 GVEW071H01
K18W01L C2018 11 27.26768 02 55 50.59 -10 52 30.1 21.7 GVEW071G96
K18W01L C2018 11 27.26843 02 55 50.49 -10 52 27.5 21.3 GVEW071G96
K18W01L C2018 11 27.26919 02 55 50.29 -10 52 25.0 20.5 GVEW071G96
K18W01L C2018 11 27.26994 02 55 50.23 -10 52 21.7 21.2 GVEW071G96
K18W01L C2018 11 28.20135 02 53 19.91 -10 00 57.2 21.9 GVEW071I52
K18W01L C2018 11 28.20212 02 53 19.73 -10 00 54.0 22.0 GVEW071I52
K18W01L C2018 11 28.20446 02 53 19.41 -10 00 46.4 21.1 GVEW071I52
K18W01L C2018 11 28.20523 02 53 19.25 -10 00 44.8 VEW071I52
K18W01L pC2018 11 28.86684502 51 39.82 -09 26 01.2 21.4 GVEW071L01
K18W01L pC2018 11 28.86840202 51 39.56 -09 25 56.0 21.5 GVEW071L01
K18W01L pC2018 11 28.87775102 51 38.20 -09 25 27.9 21.4 GVEW071L01
K18W01L pC2018 11 28.87931002 51 38.00 -09 25 21.7 21.7 GVEW071L01
Observer details:
G96 Mt. Lemmon Survey. 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, J. A. Johnson, R. A. Kowalski, S. M. Larson, G. J. Leonard,
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 Ritchey-Chretien + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer G. J. Leonard.
Measurers B. M. Africano, E. J. Christensen, G. A. Farneth, D. C. Fuls,
A. R. Gibbs, A. D. Grauer, H. Groeller, J. A. Johnson, R. A. Kowalski,
S. M. Larson, G. J. Leonard, R. L. Seaman, F. C. Shelly. 1.0-m reflector
+ CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
Orbital elements:
2018 WL1 Earth MOID = 0.1920 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 70.87951 (2000.0) P Q
n 0.33158215 Peri. 192.58249 +0.12513134 +0.94737345
a 2.0673243 Node 85.16684 -0.88272530 +0.24188999
e 0.8785509 Incl. 17.20033 -0.45292184 -0.20969689
P 2.97 H 21.5 G 0.15 U 8
Residuals in seconds of arc
181116 G96 0.1- 0.3+ 181116 I52 0.1- 1.0- 181127 G96 0.5+ 0.2+
181116 G96 0.3- 0.3+ 181116 I52 0.2- 0.7- 181128 I52 0.2+ 0.3-
181116 G96 0.4+ 0.4+ 181116 I52 0.2+ 1.7- 181128 I52 0.7- 0.4+
181116 G96 0.2- 0.3- 181116 I52 0.6- 0.5- 181128 I52 0.2+ 0.5+
181116 H01 0.0 0.1+ 181116 H01 0.0 0.0 181128 I52 0.3- 0.4-
181116 H01 0.1+ 0.0 181116 H01 0.1- 0.0 181128 L01 0.1- 0.6-
181116 H01 0.1+ 0.0 181116 H01 0.1+ 0.1+ 181128 L01 0.5- 0.2-
181116 H01 0.0 0.1+ 181116 H01 0.1+ 0.0 181128 L01 0.3+ 1.0-
181116 I52 0.3+ 0.0 181127 G96 0.0 0.5- 181128 L01 0.8+ 0.4+
181116 I52 0.7+ 0.2- 181127 G96 0.4+ 0.4-
181116 I52 1.0+ 0.8- 181127 G96 0.5- 0.5-
Ephemeris:
2018 WL1 a,e,i = 2.07, 0.88, 17 q = 0.2511
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 10 30 10 03 51.8 -45 50 36 0.2361 0.9048 61.5 105.2 22.0
...
2018 11 14 04 16 21.3 -31 02 53 0.2519 1.1638 128.7 41.5 20.5
...
2018 11 22 03 15 12.5 -16 49 25 0.3578 1.2894 142.3 28.0 21.1
...
2018 11 28 02 53 51.2 -10 11 39 0.4567 1.3788 142.9 25.5 21.7
2018 11 29 02 51 20.5 -09 18 58 0.4743 1.3934 142.6 25.5 21.8
2018 11 30 02 49 03.2 -08 29 20 0.4921 1.4078 142.2 25.4 21.9
...
2018 12 06 02 39 01.2 -04 22 44 0.6038 1.4923 138.5 25.9 22.5
...
2018 12 14 02 32 21.4 -00 26 08 0.7633 1.6000 132.1 27.1 23.2
...
2018 12 29 02 31 06.1 +04 32 05 1.0860 1.7882 119.5 28.6 24.2
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-W71
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