MPEC 2018-X17 : 2018 WL2
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M.P.E.C. 2018-X17 Issued 2018 Dec. 2, 20:55 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 WL2
Observations:
K18W02L C2018 11 02.61343405 44 20.257+00 54 53.67 21.9 GVEX017F52
K18W02L C2018 11 02.62621305 44 18.798+00 54 55.90 22.4 GVEX017F52
K18W02L C2018 11 10.53765205 23 41.964+01 37 54.59 21.3 GVEX017F52
K18W02L C2018 11 10.54975905 23 39.278+01 38 00.52 21.5 GVEX017F52
K18W02L C2018 11 10.56224605 23 36.527+01 38 06.93 21.7 GVEX017F52
K18W02L C2018 11 10.57433105 23 33.867+01 38 12.96 22.2 GVEX017F52
K18W02L* C2018 11 28.44454 03 13 23.04 +07 44 58.2 19.2 oVEX017T05
K18W02L C2018 11 28.44641 03 13 21.66 +07 45 01.2 19.4 oVEX017T05
K18W02L C2018 11 28.45454 03 13 15.63 +07 45 18.0 19.3 oVEX017T05
K18W02L C2018 11 28.47468 03 13 00.79 +07 45 57.1 19.3 oVEX017T05
K18W02L KC2018 11 28.89189403 07 56.92 +07 59 44.1 20.1 GVEX017L01
K18W02L KC2018 11 28.89292603 07 56.13 +07 59 45.6 19.8 GVEX017L01
K18W02L KC2018 11 28.89447703 07 54.93 +07 59 48.8 20.1 GVEX017L01
K18W02L pC2018 11 28.89512403 07 54.43 +07 59 49.9 20.0 GVEX017L01
K18W02L KC2018 11 28.93952603 07 21.43 +08 01 20.4 19.8 GVEX017C95
K18W02L KC2018 11 28.95974903 07 06.21 +08 02 02.0 20.9 GVEX017C95
K18W02L C2018 11 29.11263 03 05 14.69 +08 07 16.5 19.3 GVEX017I52
K18W02L C2018 11 29.11281 03 05 14.59 +08 07 15.5 19.7 GVEX017I52
K18W02L C2018 11 29.11299 03 05 14.48 +08 07 16.0 19.0 GVEX017I52
K18W02L C2018 11 29.11319 03 05 14.31 +08 07 16.8 18.8 GVEX017I52
K18W02L KC2018 11 30.81090 02 43 28.50 +09 04 45.0 19.2 RoEX017K88
K18W02L KC2018 11 30.81704 02 43 23.59 +09 04 57.6 19.4 RoEX017K88
K18W02L KC2018 11 30.82317 02 43 18.65 +09 05 10.0 19.3 RoEX017K88
Observer details:
C95 SATINO Remote Observatory, Haute Provence. Observer J. Jahn. 0.60-m
f/3.2 Newtonian reflector + CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, K. Chambers, T. Dukes,
T. Lowe, E. Magnier, A. Schultz, M. Willman. Measurers S. Chastel,
M. Huber, Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m 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.
K88 GINOP-KHK, Piszkesteto. Observer R. Koenyves-Toth. Measurer
K. Sarneczky. 0.60-m Schmidt + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
T05 ATLAS-HKO, Haleakala. Observers L. Denneau, H. Flewelling, A. Heinze,
H. Weiland, J. Tonry. Measurers L. Denneau, H. Flewelling, A. Heinze,
J. Tonry, A. Fitzsimmons, D. Young, N. Erasmus. 0.5-m f/2.0 Schmidt +
CCD.
Orbital elements:
2018 WL2 Earth MOID = 0.0834 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 88.88446 (2000.0) P Q
n 1.18634536 Peri. 149.24571 -0.74017101 +0.42601901
a 0.8837484 Node 65.27702 -0.67183796 -0.50068698
e 0.6767628 Incl. 34.94166 +0.02793964 -0.75353855
P 0.83 H 21.9 G 0.15 U 7
Residuals in seconds of arc
181102 F52 0.1- 0.2+ 181128 T05 0.5- 0.2- 181129 I52 0.4- 0.6+
181102 F52 0.3+ 0.1+ 181128 T05 0.2+ 1.1- 181129 I52 0.1+ 0.8-
181110 F52 0.0 0.0 181128 L01 0.3+ 0.8+ 181129 I52 0.5+ 0.6-
181110 F52 0.2- 0.1- 181128 L01 0.1+ 0.2+ 181129 I52 0.2+ 0.2-
181110 F52 0.1- 0.0 181128 L01 0.4- 0.2+ 181130 K88 0.2- 0.3+
181110 F52 0.0 0.1- 181128 L01 0.6- 0.0 181130 K88 0.0 0.4+
181128 T05 0.2- 0.1- 181128 C95 0.8+ 0.1+ 181130 K88 0.4- 0.3+
181128 T05 0.2- 0.8- 181128 C95 0.8+ 0.9+
Ephemeris:
2018 WL2 a,e,i = 0.88, 0.68, 35 q = 0.2857
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 11 02 05 45 26.4 +00 53 13 0.4973 1.3624 129.2 34.4 22.5
...
2018 11 17 04 54 07.2 +02 55 18 0.3146 1.2782 153.6 20.1 20.9
...
2018 11 25 03 51 37.7 +05 56 13 0.2424 1.2230 165.1 12.0 20.0
...
2018 12 01 02 40 58.8 +09 11 33 0.2116 1.1766 151.6 23.5 20.0
2018 12 02 02 27 35.0 +09 45 05 0.2090 1.1684 148.0 26.6 20.0
2018 12 03 02 13 55.5 +10 17 46 0.2072 1.1601 144.1 29.9 20.1
...
2018 12 09 00 52 24.5 +12 55 24 0.2128 1.1076 120.3 50.2 20.6
...
2018 12 17 23 25 57.2 +14 21 32 0.2538 1.0298 93.2 72.6 21.5
...
2019 01 01 21 54 37.9 +13 52 36 0.3711 0.8574 59.6 98.5 23.0
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-X17
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