[Iaude] MPEC X170: 2020 XK5 [a=2.55,e=0.59,i=9.6,H=23.6]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Mon Dec 14 12:12:52 EST 2020
M.P.E.C. 2020-X170 Issued 2020 December 14, 17:11 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 at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2020 XK5
Observations:
K20X05K* C2020 12 12.38756104 33 46.105-19 08 51.73 21.91wUEX170F51
K20X05K C2020 12 12.39936004 33 48.818-19 08 34.37 22.15wUEX170F51
K20X05K C2020 12 12.41117104 33 51.523-19 08 17.30 21.70wUEX170F51
K20X05K |C2020 12 13.09394 04 36 40.21 -18 50 58.4 21.2 GVEX170807
K20X05K |C2020 12 13.09866 04 36 41.27 -18 50 51.7 21.3 GVEX170807
K20X05K |C2020 12 13.10279 04 36 42.19 -18 50 45.8 21.6 GVEX170807
K20X05K KC2020 12 13.55095804 38 26.52 -18 39 37.8 21.3 GVEX170474
K20X05K KC2020 12 13.55426004 38 27.25 -18 39 32.9 21.2 GVEX170474
K20X05K KC2020 12 13.55756204 38 27.99 -18 39 27.2 21.4 GVEX170474
K20X05K |C2020 12 14.19084 04 40 53.93 -18 24 06.3 21.5 VuEX170807
K20X05K |C2020 12 14.19906 04 40 55.68 -18 23 54.3 21.4 VuEX170807
K20X05K |C2020 12 14.20725 04 40 57.35 -18 23 41.9 21.7 VuEX170807
K20X05K KC2020 12 14.52944204 42 09.53 -18 15 36.5 21.7 GVEX170474
K20X05K KC2020 12 14.53415904 42 10.55 -18 15 28.7 21.6 GVEX170474
K20X05K KC2020 12 14.53887504 42 11.56 -18 15 20.8 22.0 GVEX170474
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 Observatory, La Serena. Observers T. Linder, R. Holmes.
1.00-m f/10.0 astrograph + CCD, 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, T. de Boer, L. Denneau, J.
Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo,
R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
Orbital elements:
2020 XK5 Earth MOID = 0.0459 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Alexandersen
M 9.32915 (2000.0) P Q
n 0.24251401 Peri. 182.18635 +0.75424511 -0.64817787
a 2.5467022 Node 218.88351 +0.60491702 +0.74803521
e 0.5922198 Incl. 9.60899 +0.25532278 +0.14250885
P 4.06 H 23.64 G 0.15 U 9
Residuals in seconds of arc
201212 F51 0.1+ 0.0- 201213 807 0.0+ 0.2- 201214 807 0.6+ 0.2-
201212 F51 0.0+ 0.2+ 201213 474 0.1- 0.3- 201214 807 0.1+ 0.0-
201212 F51 0.2- 0.1- 201213 474 0.1- 0.4- 201214 474 0.7- 0.0+
201213 807 -0.0+ 0.1- 201213 474 0.1+ 0.4+ 201214 474 0.2- 0.8+
201213 807 0.1+ 0.1- 201214 807 0.2+ 0.0+ 201214 474 (0.3+ 1.7+)
Ephemeris:
2020 XK5 a,e,i = 2.55, 0.59, 10 q = 1.0385
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 11 14 23 58 39.7 -17 04 39 0.09705 1.0409 119.7 55.7 20.7
...
2020 11 29 03 07 00.1 -23 34 50 0.1227 1.0717 131.5 43.5 20.9
...
2020 12 07 04 07 13.1 -21 14 52 0.1572 1.1013 134.6 39.5 21.4
...
2020 12 13 04 36 16.2 -18 53 27 0.1884 1.1287 136.5 36.9 21.8
2020 12 14 04 40 11.0 -18 28 58 0.1940 1.1337 136.8 36.4 21.8
2020 12 15 04 43 52.8 -18 04 22 0.1997 1.1388 137.1 36.0 21.9
...
2020 12 21 05 02 24.1 -15 36 01 0.2356 1.1712 138.8 33.6 22.2
...
2020 12 29 05 20 23.7 -12 21 29 0.2887 1.2194 140.3 31.0 22.7
...
2021 01 13 05 44 09.5 -06 40 07 0.4056 1.3212 140.3 28.4 23.5
M. P. C. Staff (C) Copyright 2020 MPC M.P.E.C. 2020-X170
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