MPEC 2020-X111 : 2020 XB3
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M.P.E.C. 2020-X111 Issued 2020 December 11, 16:28 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 XB3
Observations:
K20X03B* C2020 12 09.22736403 46 35.70 -16 43 37.1 20.53GVEX111G96
K20X03B C2020 12 09.23294803 46 44.79 -16 43 12.3 20.41GVEX111G96
K20X03B C2020 12 09.23853703 46 53.99 -16 42 47.0 20.24GVEX111G96
K20X03B C2020 12 09.24413703 47 03.31 -16 42 21.3 19.55GVEX111G96
K20X03B KC2020 12 09.31506603 49 02.94 -16 36 36.2 19.45GVEX111I52
K20X03B KC2020 12 09.31654603 49 05.48 -16 36 28.1 19.87GVEX111I52
K20X03B KC2020 12 09.31802403 49 08.03 -16 36 20.5 19.81GVEX111I52
K20X03B KC2020 12 09.56381403 57 21.66 -16 03 17.9 19.1 GVEX111474
K20X03B KC2020 12 09.56458703 57 23.21 -16 03 13.7 19.7 GVEX111474
K20X03B KC2020 12 09.56536003 57 24.75 -16 03 08.6 20.1 GVEX111474
K20X03B KC2020 12 09.56613203 57 26.27 -16 03 03.4 19.9 GVEX111474
K20X03B KC2020 12 09.56690403 57 27.81 -16 02 58.0 19.6 GVEX111474
K20X03B KC2020 12 09.56767703 57 29.39 -16 02 53.6 19.8 GVEX111474
K20X03B KC2020 12 10.52822404 41 38.81 -13 41 19.3 19.3 GVEX111474
K20X03B KC2020 12 10.52953204 41 43.21 -13 41 01.0 19.2 GVEX111474
K20X03B KC2020 12 10.53018704 41 45.38 -13 40 52.6 19.1 GVEX111474
K20X03B KC2020 12 10.53149704 41 49.63 -13 40 35.7 19.7 GVEX111474
K20X03B 4C2020 12 10.95682 05 10 02.96 -12 08 51.5 19.0 GVEX111J04
K20X03B 4C2020 12 10.95700 05 10 03.72 -12 08 48.1 18.8 GVEX111J04
K20X03B 4C2020 12 10.95718 05 10 04.45 -12 08 45.2 18.4 GVEX111J04
K20X03B hC2020 12 10.97735005 11 03.86 -12 05 43.6 18.9 GVEX111L01
K20X03B hC2020 12 10.97825205 11 07.61 -12 05 27.4 19.1 GVEX111L01
K20X03B IC2020 12 10.98007605 11 15.23 -12 04 54.5 19.2 GVEX111L01
K20X03B hC2020 12 10.98098905 11 19.04 -12 04 38.2 19.2 GVEX111L01
K20X03B KC2020 12 10.98189805 11 22.83 -12 04 21.7 18.7 GVEX111L01
K20X03B KC2020 12 11.24297605 32 03.22 -10 37 12.3 18.9 VuEX111H21
K20X03B KC2020 12 11.24412305 32 08.65 -10 36 47.1 18.8 VuEX111H21
K20X03B KC2020 12 11.24528705 32 14.18 -10 36 21.6 18.7 VuEX111H21
K20X03B KC2020 12 11.24643205 32 19.62 -10 35 56.6 19.0 VuEX111H21
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.
G96 Mt. Lemmon Survey. Observer K. W. Wierzchos. 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. 0.81-m f/4.0
astrograph + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer D. Rankin. 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.
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.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
Orbital elements:
2020 XB3 Earth MOID = 0.0035 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 357.72288 (2000.0) P Q
n 0.32998034 Peri. 12.58166 -0.08799373 -0.99081261
a 2.0740092 Node 82.53337 +0.90471376 -0.12263646
e 0.5273498 Incl. 5.94531 +0.41683343 +0.05701461
P 2.99 H 27.5 G 0.15 U 6
Residuals in seconds of arc
201209 G96 0.7+ 0.1+ 201209 474 0.1- 0.0 201210 L01 0.3+ 0.1-
201209 G96 0.7- 0.1- 201209 474 0.1- 0.5+ 201210 L01 0.1+ 0.0
201209 G96 0.8- 0.1- 201209 474 0.5+ 0.1- 201210 L01 0.2+ 0.2+
201209 G96 0.1+ 0.1+ 201210 474 1.7- 1.3- 201210 L01 0.1+ 0.1+
201209 I52 0.3+ 0.2- 201210 474 0.0 0.3+ 201210 L01 0.1- 0.3+
201209 I52 0.1+ 0.2+ 201210 474 0.4+ 0.4+ 201211 H21 0.3+ 0.1-
201209 I52 0.0 0.2+ 201210 474 0.3- 0.5+ 201211 H21 0.1- 0.0
201209 474 0.1+ 0.2+ 201210 J04 0.3+ 0.1- 201211 H21 0.3- 0.0
201209 474 0.2+ 0.5- 201210 J04 0.6+ 0.2+ 201211 H21 0.6- 0.1-
201209 474 0.2+ 0.3- 201210 J04 0.4+ 0.0
Ephemeris:
2020 XB3 a,e,i = 2.07, 0.53, 6 q = 0.9803
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 11 11 02 09 17.5 -16 10 30 0.1488 1.1135 143.7 31.8 24.9
...
2020 11 26 02 14 39.7 -18 21 51 0.07711 1.0400 131.9 44.9 23.7
...
2020 12 04 02 36 44.9 -18 37 02 0.04031 1.0114 129.0 49.3 22.4
...
2020 12 10 04 14 53.7 -15 17 10 0.01427 0.9957 139.6 39.8 19.8
2020 12 11 05 12 45.7 -11 47 53 0.01084 0.9936 145.2 34.4 19.1
2020 12 12 06 46 44.9 -04 25 53 0.0086440.9917 144.8 34.9 18.6
...
2020 12 18 12 30 09.5 +18 52 43 0.02673 0.9831 87.3 91.1 22.8
...
2020 12 26 13 15 08.2 +19 33 38 0.06238 0.9806 85.6 90.8 24.6
...
2021 01 10 13 32 54.4 +19 36 02 0.1266 1.0035 95.5 77.3 25.7
M. P. C. Staff (C) Copyright 2020 MPC M.P.E.C. 2020-X111
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