MPEC 2020-X68 : 2020 XT1
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M.P.E.C. 2020-X68 Issued 2020 December 8, 07:27 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
2020 XT1
Observations:
K20X01T* C2020 12 06.37478 04 32 37.60 +23 14 49.9 21.7 GVEX068V00
K20X01T C2020 12 06.37969 04 32 36.12 +23 15 36.6 21.7 GVEX068V00
K20X01T C2020 12 06.38456 04 32 34.66 +23 16 21.8 22.0 GVEX068V00
K20X01T C2020 12 06.38954 04 32 33.15 +23 17 09.0 21.9 GVEX068V00
K20X01T KC2020 12 06.46266 04 32 11.29 +23 28 38.7 oEX068291
K20X01T KC2020 12 06.48135 04 32 05.87 +23 31 35.0 oEX068291
K20X01T KC2020 12 07.12377704 29 07.02 +25 12 09.6 21.37GVEX068V06
K20X01T KC2020 12 07.13026204 29 05.08 +25 13 10.8 21.08GVEX068V06
K20X01T KC2020 12 07.13674804 29 03.16 +25 14 11.3 21.02GVEX068V06
K20X01T KC2020 12 07.14323504 29 01.27 +25 15 10.4 VEX068V06
K20X01T KC2020 12 07.38201 04 27 48.14 +25 52 02.3 22.0 RoEX068291
K20X01T KC2020 12 07.38921 04 27 45.96 +25 53 07.9 22.1 RoEX068291
K20X01T KC2020 12 07.39648 04 27 43.76 +25 54 14.6 22.1 RoEX068291
K20X01T KC2020 12 08.22641504 23 46.99 +27 59 24.6 21.23GVEX068V06
K20X01T KC2020 12 08.24112204 23 42.44 +28 01 35.7 21.64GVEX068V06
Observer details:
291 LPL/Spacewatch II. Observer T. H. Bressi. 1.8-m f/2.7 reflector + CCD.
V00 Kitt Peak-Bok. Observer H. Groeller. Measurers E. J. Christensen, G. A.
Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller, R. A.
Kowalski, S. M. Larson, G. J. Leonard, T. A. Pruyne, D. Rankin, R. L.
Seaman, F. C. Shelly, K. W. Wierzchos. 2.25-m reflector + CCD.
V06 Catalina Sky Survey-Kuiper. Observer D. C. Fuls. Measurers E. J.
Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H.
Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, T. A. Pruyne, D.
Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos. 1.55-m reflector +
1K CCD.
Orbital elements:
2020 XT1 Earth MOID = 0.1665 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Bell
M 27.05266 (2000.0) P Q
n 0.57221278 Peri. 327.58823 +0.69103023 -0.55571260
a 1.4369148 Node 73.41019 +0.72214704 +0.50306129
e 0.2178592 Incl. 28.83648 +0.03131886 +0.66190093
P 1.72 H 24.9 G 0.15 U 8
Residuals in seconds of arc
201206 V00 0.3- 0.1+ 201206 291 1.0+ 0.8+ 201207 291 0.4- 0.1+
201206 V00 0.2- 0.4+ 201207 V06 0.1- 0.4- 201207 291 0.3- 0.0
201206 V00 0.0 0.5- 201207 V06 0.1- 0.0 201207 291 0.1- 0.4+
201206 V00 0.1- 0.4- 201207 V06 0.2+ 0.4- 201208 V06 0.2+ 0.1+
201206 291 0.1- 0.0 201207 V06 (1.0+ 2.0-) 201208 V06 0.1+ 0.0
Ephemeris:
2020 XT1 a,e,i = 1.44, 0.22, 29 q = 1.1239
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 11 08 06 02 21.5 -33 08 08 0.2735 1.1256 112.9 54.2 24.3
...
2020 11 23 05 28 01.9 -12 04 21 0.1868 1.1375 140.3 33.7 22.9
...
2020 12 01 04 57 15.9 +08 18 29 0.1671 1.1482 164.9 12.9 22.1
...
2020 12 07 04 29 40.2 +24 53 05 0.1737 1.1580 173.8 5.3 21.9
2020 12 08 04 24 51.8 +27 25 39 0.1766 1.1598 170.9 7.8 22.0
2020 12 09 04 20 01.9 +29 52 03 0.1800 1.1616 167.9 10.2 22.2
...
2020 12 15 03 51 28.5 +42 01 58 0.2092 1.1733 152.2 23.1 22.9
...
2020 12 23 03 18 45.7 +52 10 47 0.2640 1.1909 137.2 34.1 23.8
...
2021 01 07 02 46 53.1 +60 52 28 0.3886 1.2291 120.9 43.3 25.0
M. P. C. Staff (C) Copyright 2020 MPC M.P.E.C. 2020-X68
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