MPEC 2018-K80 : 2018 KM2
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M.P.E.C. 2018-K80 Issued 2018 May 24, 21:42 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 KM2
Observations:
K18K02M* C2018 05 21.49547 16 41 30.203-01 20 05.94 21.6 wUEK080F51
K18K02M C2018 05 21.50747 16 41 28.982-01 20 06.19 21.9 wUEK080F51
K18K02M C2018 05 21.53164 16 41 26.532-01 20 06.49 21.7 wUEK080F51
K18K02M C2018 05 22.28941 16 40 12.99 -01 20 22.1 UEK080V06
K18K02M C2018 05 22.29096 16 40 12.85 -01 20 22.2 UEK080V06
K18K02M C2018 05 22.29250 16 40 12.71 -01 20 22.6 UEK080V06
K18K02M C2018 05 22.29405 16 40 12.55 -01 20 22.1 21.7 GUEK080V06
K18K02M _C2018 05 22.34784216 40 07.540-01 20 21.09 VEK080568
K18K02M _C2018 05 22.34878916 40 07.448-01 20 21.00 VEK080568
K18K02M |C2018 05 23.17240 16 38 44.85 -01 20 40.4 21.6 GUEK080807
K18K02M |C2018 05 23.17899 16 38 44.14 -01 20 40.6 21.3 GUEK080807
K18K02M |C2018 05 23.18574 16 38 43.43 -01 20 40.7 21.1 GUEK080807
K18K02M C2018 05 23.27031 16 38 35.03 -01 20 57.9 21.0 GUEK080V06
K18K02M C2018 05 23.27185 16 38 34.86 -01 20 58.1 UEK080V06
K18K02M C2018 05 23.27494 16 38 34.43 -01 20 57.7 UEK080V06
K18K02M KC2018 05 23.29112816 38 32.52 -01 21 00.6 21.2 VuEK080H21
K18K02M KC2018 05 23.30248116 38 31.33 -01 21 01.0 21.0 VuEK080H21
K18K02M KC2018 05 23.31850616 38 29.65 -01 21 01.3 21.3 VuEK080H21
K18K02M KC2018 05 23.34435 16 38 27.01 -01 21 02.7 20.8 GUEK080734
K18K02M KC2018 05 23.36542 16 38 24.74 -01 21 03.7 21.4 GUEK080734
K18K02M KC2018 05 23.37163 16 38 24.13 -01 21 04.2 21.2 GUEK080734
K18K02M C2018 05 24.30655 16 36 48.60 -01 22 00.3 21.1 GUEK080V06
K18K02M C2018 05 24.30810 16 36 48.41 -01 22 00.5 21.2 GUEK080V06
K18K02M C2018 05 24.31119 16 36 48.08 -01 22 00.8 20.7 GUEK080V06
Observer details:
568 Mauna Kea. Observers R. J. Wainscoat, D. Woodworth. Measurers M. Micheli,
R. J. Wainscoat, R. Weryk. 3.6-m Canada-France-Hawaii Telescope + CCD.
734 Farpoint Observatory. Observer G. Hug. 0.69-m reflector + CCD.
807 Cerro Tololo. Observers T. Linder, R. Holmes. 0.61-m f/6.5 astrograph
+ 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. Magnier, Y. Ramanjooloo, R. Wainscoat, C. Waters, R. Weryk.
1.8-m Ritchey-Chretien + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes. 1.3-m f/4.0
astrograph + CCD.
V06 Catalina Sky Survey-Kuiper. 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. 1.55-m reflector + CCD.
Orbital elements:
2018 KM2 Earth MOID = 0.1603 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5 MPC
M 245.13819 (2000.0) P Q
n 0.51828598 Peri. 267.40630 +0.96270600 -0.12418760
a 1.5349341 Node 99.64981 +0.20495227 +0.91471212
e 0.3666417 Incl. 14.11171 -0.17661181 +0.38455061
P 1.90 H 20.4 G 0.15 U 8
Residuals in seconds of arc
180521 F51 0.0 0.2+ 180522 568 0.0 0.0 180523 H21 0.1+ 0.1-
180521 F51 0.0 0.0 180523 807 0.0 0.2- 180523 H21 0.2+ 0.4+
180521 F51 0.0 0.1- 180523 807 0.2- 0.1- 180523 734 0.2+ 0.1+
180522 V06 0.2- 0.2- 180523 807 0.2- 0.1+ 180523 734 0.6- 0.2+
180522 V06 0.1+ 0.2- 180523 V06 0.5+ 0.2+ 180523 734 0.1+ 0.0
180522 V06 0.4+ 0.6- 180523 V06 0.4+ 0.1+ 180524 V06 0.2+ 0.0
180522 V06 0.3+ 0.0 180523 V06 1.2- 0.6+ 180524 V06 0.1- 0.1-
180522 568 0.1- 0.1- 180523 H21 0.0 0.2- 180524 V06 0.0 0.2-
Ephemeris:
2018 KM2 a,e,i = 1.53, 0.37, 14 q = 0.9722
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 04 24 17 06 40.2 -02 48 22 0.9389 1.7904 134.0 23.8 22.6
...
2018 05 09 16 57 47.6 -01 42 18 0.7899 1.7294 147.7 18.2 22.0
...
2018 05 17 16 48 16.6 -01 22 52 0.7251 1.6948 154.5 14.9 21.7
...
2018 05 23 16 39 02.1 -01 20 39 0.6844 1.6679 158.4 12.9 21.4
2018 05 24 16 37 20.3 -01 21 32 0.6783 1.6633 158.8 12.7 21.4
2018 05 25 16 35 36.0 -01 22 49 0.6724 1.6587 159.2 12.5 21.4
...
2018 05 31 16 24 25.6 -01 39 13 0.6414 1.6308 159.8 12.4 21.2
...
2018 06 08 16 08 11.0 -02 26 29 0.6117 1.5924 155.7 15.2 21.2
...
2018 06 23 15 38 30.7 -05 15 17 0.5896 1.5171 140.2 25.4 21.3
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-K80
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