[Iaude] MPEC X109: 2020 XZ2 [a=1.67,e=0.47,i=7.8,H=22.3]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Fri Dec 11 11:27:18 EST 2020
M.P.E.C. 2020-X109 Issued 2020 December 11, 16:26 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 XZ2
Observations:
K20X02Z* C2020 12 07.34017603 35 09.341-15 37 59.43 20.96wUEX109F51
K20X02Z C2020 12 07.35410203 35 10.427-15 36 47.67 20.97wUEX109F51
K20X02Z C2020 12 07.38194003 35 12.594-15 34 24.45 20.82wUEX109F51
K20X02Z |C2020 12 09.16210 03 37 52.97 -13 06 50.4 21.3 VuEX109807
K20X02Z |C2020 12 09.16621 03 37 53.27 -13 06 30.9 21.1 VuEX109807
K20X02Z |C2020 12 09.17032 03 37 53.59 -13 06 11.8 21.1 VuEX109807
K20X02Z |C2020 12 10.09866 03 39 13.96 -11 53 48.1 20.8 VuEX109807
K20X02Z |C2020 12 10.10185 03 39 14.22 -11 53 33.1 20.8 VuEX109807
K20X02Z |C2020 12 10.10507 03 39 14.49 -11 53 18.2 20.5 VuEX109807
K20X02Z 4C2020 12 10.89839 03 40 21.01 -10 54 11.4 20.9 GVEX109J04
K20X02Z 4C2020 12 10.90304 03 40 21.31 -10 53 50.9 20.6 GVEX109J04
K20X02Z 4C2020 12 10.90768 03 40 21.67 -10 53 30.3 20.8 GVEX109J04
K20X02Z |C2020 12 11.15760 03 40 40.76 -10 34 33.4 21.1 VuEX109807
K20X02Z |C2020 12 11.16375 03 40 41.18 -10 34 06.5 21.1 VuEX109807
K20X02Z |C2020 12 11.16985 03 40 41.59 -10 33 39.6 20.8 VuEX109807
K20X02Z KC2020 12 11.20850603 40 44.90 -10 31 28.4 22.0 VuEX109H21
K20X02Z KC2020 12 11.21499603 40 45.32 -10 31 00.4 22.2 VuEX109H21
K20X02Z C2020 12 11.35830103 40 57.500-10 20 25.78 21.16wUEX109F51
K20X02Z C2020 12 11.37032103 40 58.305-10 19 33.29 21.27wUEX109F51
K20X02Z C2020 12 11.38233603 40 59.110-10 18 41.08 21.05wUEX109F51
K20X02Z C2020 12 11.39435903 40 59.915-10 17 48.81 21.37wUEX109F51
Observer details:
807 Cerro Tololo Observatory, La Serena. 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, 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.
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.
J04 ESA Optical Ground Station, Tenerife. Observer D. Abreu. Measurers A.
Knofel, D. Koschny, M. Busch, M. Micheli, E. Schwab. 1.0-m f/4.4
reflector + CCD.
Orbital elements:
2020 XZ2 Earth MOID = 0.0013 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 33.20709 (2000.0) P Q
n 0.45653541 Peri. 233.47710 +0.99177706 +0.05835126
a 1.6703971 Node 122.91252 -0.01810883 +0.94503710
e 0.4680699 Incl. 7.79775 -0.12668989 +0.32171416
P 2.16 H 22.3 G 0.15 U 8
Residuals in seconds of arc
201207 F51 0.0 0.1- 201210 807 0.1- 0.1- 201211 807 0.1- 0.1-
201207 F51 0.0 0.0 201210 807 0.6+ 0.0 201211 H21 0.0 0.5+
201207 F51 0.1+ 0.1+ 201210 J04 0.0 0.0 201211 H21 0.5- 0.0
201209 807 0.4- 0.6+ 201210 J04 0.4- 0.1- 201211 F51 0.0 0.0
201209 807 0.4- 0.4+ 201210 J04 0.1+ 0.0 201211 F51 0.0 0.1+
201209 807 0.1- 0.2- 201211 807 0.1+ 0.0 201211 F51 0.1+ 0.0
201210 807 0.6- 0.5- 201211 807 0.0 0.2- 201211 F51 0.1+ 0.1-
Ephemeris:
2020 XZ2 a,e,i = 1.67, 0.47, 8 q = 0.8885
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 11 11 00 43 19.0 -71 36 37 0.1477 0.9954 87.8 83.7 21.1
...
2020 11 26 03 09 51.2 -36 10 07 0.1673 1.0833 121.3 51.1 20.5
...
2020 12 04 03 29 28.4 -20 45 19 0.2037 1.1355 133.5 39.0 20.7
...
2020 12 10 03 39 05.2 -12 01 36 0.2401 1.1761 138.8 33.5 21.0
2020 12 11 03 40 28.2 -10 46 23 0.2468 1.1830 139.4 32.8 21.0
2020 12 12 03 41 48.7 -09 34 13 0.2537 1.1899 139.9 32.2 21.1
...
2020 12 18 03 49 14.2 -03 18 01 0.2986 1.2316 141.4 29.9 21.4
...
2020 12 26 03 58 25.2 +03 04 00 0.3672 1.2878 140.4 29.1 21.9
...
2021 01 10 04 16 04.1 +11 04 33 0.5194 1.3933 133.6 30.7 22.9
M. P. C. Staff (C) Copyright 2020 MPC M.P.E.C. 2020-X109
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