[Iaude] MPEC X24: 2020 XJ [a=1.46,e=0.32,i=9.8,H=25.2]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Sat Dec 5 23:28:06 EST 2020
M.P.E.C. 2020-X24 Issued 2020 December 6, 04:26 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 XJ
Observations:
K20X00J* C2020 12 04.31485603 12 25.61 +38 26 48.1 21.11GVEX024G96
K20X00J C2020 12 04.31999303 12 29.66 +38 25 52.6 19.94GVEX024G96
K20X00J C2020 12 04.32512903 12 33.74 +38 24 56.8 20.01GVEX024G96
K20X00J C2020 12 04.33025303 12 37.79 +38 24 01.9 21.12GVEX024G96
K20X00J KC2020 12 04.40262603 13 35.56 +38 10 55.8 19.75GVEX024I52
K20X00J KC2020 12 04.40411703 13 36.76 +38 10 39.9 19.52GVEX024I52
K20X00J KC2020 12 04.40560603 13 37.99 +38 10 24.0 20.14GVEX024I52
K20X00J KC2020 12 05.04941103 22 31.13 +36 17 57.6 20.1 VuEX024H21
K20X00J KC2020 12 05.05232003 22 33.27 +36 17 28.1 20.1 VuEX024H21
K20X00J KC2020 12 05.05542003 22 35.54 +36 16 56.9 20.2 VuEX024H21
K20X00J KC2020 12 05.10023103 23 11.36 +36 09 19.8 20.28GVEX024I52
K20X00J KC2020 12 05.10122003 23 12.07 +36 09 09.4 20.57GVEX024I52
K20X00J KC2020 12 05.10220703 23 12.81 +36 09 00.0 20.46GVEX024I52
K20X00J KC2020 12 05.10319603 23 13.57 +36 08 49.8 20.70GVEX024I52
K20X00J KC2020 12 05.19007 03 24 13.06 +35 53 56.4 19.6 RqEX024H36
K20X00J KC2020 12 05.20072 03 24 20.54 +35 52 06.0 20.2 RqEX024H36
K20X00J KC2020 12 05.23348 03 24 43.51 +35 46 24.8 19.4 RqEX024H36
K20X00J KC2020 12 05.24439 03 24 51.19 +35 44 30.6 19.3 RqEX024H36
K20X00J KC2020 12 05.26618 03 25 06.48 +35 40 42.2 19.6 RqEX024H36
K20X00J KC2020 12 06.06493 03 34 46.72 +33 24 32.9 19.6 GVEX024W34
K20X00J KC2020 12 06.07325 03 34 52.01 +33 23 10.8 19.7 GVEX024W34
K20X00J KC2020 12 06.08140 03 34 57.25 +33 21 51.2 19.8 GVEX024W34
K20X00J KC2020 12 06.12650703 35 29.43 +33 14 14.7 19.94GVEX024I52
K20X00J KC2020 12 06.13001403 35 31.65 +33 13 40.0 20.57GVEX024I52
K20X00J KC2020 12 06.13198603 35 32.92 +33 13 21.4 19.99GVEX024I52
Observer details:
G96 Mt. Lemmon Survey. Observer G. J. Leonard. 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. 1.5-m reflector + 10K CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes. 0.76-m f/3.0
astrograph + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observers D. Rankin, 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. 1.0-m
reflector + CCD.
W34 Squirrel Valley Observatory, Columbus. Observer R. L. Flynn. 0.36-m
Schmidt-Cassegrain + CCD.
Orbital elements:
2020 XJ Earth MOID = 0.0561 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 24.84113 (2000.0) P Q
n 0.55892346 Peri. 138.18602 +0.79616281 -0.58148752
a 1.4596021 Node 258.12924 +0.49986689 +0.78789880
e 0.3169699 Incl. 9.84479 +0.34096610 +0.20270113
P 1.76 H 25.2 G 0.15 U 7
Residuals in seconds of arc
201204 G96 0.3+ 0.0 201205 H21 0.1- 0.4+ 201205 H36 0.3+ 0.5-
201204 G96 0.1+ 0.2- 201205 I52 0.0 0.4+ 201206 W34 0.3- 0.5-
201204 G96 0.3+ 0.7- 201205 I52 0.2- 0.1- 201206 W34 0.3- 0.5-
201204 G96 0.1+ 0.3- 201205 I52 0.1+ 0.5+ 201206 W34 0.6+ 0.4+
201204 I52 0.5- 0.1- 201205 I52 0.6+ 0.2+ 201206 I52 0.1- 0.2+
201204 I52 0.5- 0.3+ 201205 H36 0.1+ 0.1- 201206 I52 0.1- 0.1-
201204 I52 0.1- 0.7+ 201205 H36 0.0 0.2- 201206 I52 0.1+ 0.6+
201205 H21 0.2- 0.3+ 201205 H36 0.3- 0.5-
201205 H21 0.1- 0.2+ 201205 H36 0.1+ 0.6-
Ephemeris:
2020 XJ a,e,i = 1.46, 0.32, 10 q = 0.9970
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 11 06 19 40 45.4 +43 03 34 0.1178 0.9974 89.6 83.6 23.5
...
2020 11 21 22 00 51.5 +56 11 48 0.07141 1.0127 108.4 67.8 21.9
...
2020 11 29 01 28 02.9 +52 37 58 0.05920 1.0289 134.7 43.0 20.8
...
2020 12 05 03 21 45.8 +36 27 07 0.06361 1.0442 156.9 21.7 20.4
2020 12 06 03 33 56.5 +33 35 53 0.06555 1.0471 159.8 19.0 20.3
2020 12 07 03 44 42.2 +30 50 55 0.06778 1.0499 162.3 16.6 20.3
...
2020 12 13 04 28 38.0 +17 29 47 0.08635 1.0686 166.4 12.5 20.8
...
2020 12 21 04 58 43.5 +07 21 46 0.1203 1.0967 158.7 19.0 21.8
...
2021 01 05 05 26 56.6 +00 22 48 0.2001 1.1573 147.7 27.0 23.2
M. P. C. Staff (C) Copyright 2020 MPC M.P.E.C. 2020-X24
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