MPEC 2020-X17 : 2020 XE
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M.P.E.C. 2020-X17 Issued 2020 December 5, 19:53 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 XE
Observations:
K20X00E* C2020 12 04.39718204 43 21.96 +17 50 56.0 19.66GVEX017G96
K20X00E C2020 12 04.40243004 43 20.36 +17 51 00.0 19.35GVEX017G96
K20X00E C2020 12 04.40768304 43 18.74 +17 51 05.7 VEX017G96
K20X00E C2020 12 04.41292304 43 17.15 +17 51 08.8 19.04GVEX017G96
K20X00E KC2020 12 04.46812704 43 01.33 +17 51 48.8 19.48GVEX017I52
K20X00E KC2020 12 04.46936704 43 00.93 +17 51 49.0 VEX017I52
K20X00E KC2020 12 04.47060604 43 00.69 +17 51 50.1 19.52GVEX017I52
K20X00E C2020 12 04.48785604 43 02.667+17 53 16.89 19.11iUEX017F52
K20X00E KC2020 12 04.48967804 42 55.66 +17 52 04.2 19.23GVEX017I52
K20X00E KC2020 12 04.49117304 42 55.34 +17 52 05.1 19.22GVEX017I52
K20X00E KC2020 12 04.49266104 42 54.94 +17 52 06.0 19.26GVEX017I52
K20X00E C2020 12 04.50985204 42 55.884+17 53 34.16 19.40iUEX017F52
K20X00E C2020 12 04.52087704 42 52.626+17 53 42.14 19.46iUEX017F52
K20X00E KC2020 12 04.88631904 41 52.99 +17 57 44.5 19.2 GVEX017B49
K20X00E KC2020 12 04.89362304 41 51.41 +17 57 52.2 19.8 GVEX017B49
K20X00E KC2020 12 04.90154504 41 49.49 +17 57 58.4 19.6 GVEX017B49
K20X00E KC2020 12 05.11645 04 41 17.49 +18 00 16.6 19.7 GVEX017V01
K20X00E KC2020 12 05.12420604 41 16.75 +18 00 45.3 19.01GVEX017I52
K20X00E KC2020 12 05.12494604 41 16.62 +18 00 46.3 19.73GVEX017I52
K20X00E KC2020 12 05.12568704 41 16.50 +18 00 47.4 19.29GVEX017I52
K20X00E KC2020 12 05.14014104 41 10.31 +18 00 52.9 20.5 VuEX017H21
K20X00E KC2020 12 05.14305304 41 09.65 +18 00 55.3 20.1 VuEX017H21
K20X00E KC2020 12 05.15213 04 41 10.56 +18 00 48.8 19.4 GVEX017V01
K20X00E KC2020 12 05.16762 04 41 08.42 +18 01 25.7 20.3 RoEX017291
K20X00E KC2020 12 05.16976 04 41 07.96 +18 01 27.4 20.1 RoEX017291
K20X00E KC2020 12 05.17190 04 41 07.56 +18 01 28.8 20.1 RoEX017291
K20X00E KC2020 12 05.18799 04 41 03.73 +18 01 17.7 18.8 GVEX017V01
K20X00E KC2020 12 05.28235704 40 46.04 +18 02 02.9 19.6 VqEX017U55
K20X00E KC2020 12 05.28863404 40 44.89 +18 02 07.1 19.9 VqEX017U55
K20X00E KC2020 12 05.29541304 40 43.60 +18 02 11.5 19.1 VqEX017U55
Observer details:
291 LPL/Spacewatch II. Observer T. H. Bressi. 1.8-m f/2.7 reflector + CCD.
B49 Paus Observatory, Sabadell. Observer J. Camarasa. 0.30-m f/4 reflector +
CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, T. Dukes, 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.
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.
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.
U55 Golden Ears Observatory, Maple Ridge. Observer B. Kumar. 0.36-m f/7
Schmidt-Cassegrain + CCD.
V01 Mountainville Observatory, Alpine. Observer B. Sheets. 0.36-m reflector
+ CCD.
Orbital elements:
2020 XE Earth MOID = 0.0006 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 14.40412 (2000.0) P Q
n 0.24381131 Peri. 91.27384 +0.93728342 +0.34621210
a 2.5376603 Node 248.47155 -0.33460349 +0.86112570
e 0.7814960 Incl. 2.49280 -0.09767443 +0.37228982
P 4.04 H 26.0 G 0.15 U 8
Residuals in seconds of arc
201204 G96 0.1- 0.2+ 201204 I52 0.3+ 0.1+ 201205 H21 0.3+ 0.0
201204 G96 0.2+ 0.1- 201204 F52 0.5- 0.1+ 201205 H21 0.5- 0.0
201204 G96 0.1+ 1.3+ 201204 F52 0.0 0.1- 201205 V01 1.6- 0.3+
201204 G96 0.1+ 0.2+ 201204 B49 0.3- 0.2- 201205 291 0.5- 0.5+
201204 I52 0.1- 0.6- 201204 B49 1.4+ 0.8+ 201205 291 1.0- 0.4+
201204 I52 1.1- 1.3- 201204 B49 0.4+ 0.2- 201205 291 0.6- 0.1-
201204 I52 0.2+ 1.0- 201205 V01 1.6+ 0.2+ 201205 V01 0.6+ 1.2-
201204 F52 0.1+ 0.1+ 201205 I52 0.5- 0.0 201205 U55 0.1- 0.3-
201204 I52 0.3- 0.3+ 201205 I52 0.3- 0.3+ 201205 U55 0.6+ 0.3-
201204 I52 0.6+ 0.2+ 201205 I52 0.0 0.7+ 201205 U55 0.7+ 0.4-
Ephemeris:
2020 XE a,e,i = 2.54, 0.78, 2 q = 0.5545
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 11 05 16 22 44.8 -18 46 19 0.3950 0.6527 24.4 141.1 30.1
...
2020 11 20 16 29 25.1 -18 48 39 0.1601 0.8316 11.2 166.7
...
2020 11 28 16 23 20.0 -19 11 19 0.04836 0.9382 2.7 177.2
...
2020 12 04 04 45 22.3 +17 44 09 0.03389 1.0194 175.4 4.4 19.1
2020 12 05 04 41 27.6 +18 00 30 0.04758 1.0329 175.5 4.3 19.8
2020 12 06 04 39 17.5 +18 09 33 0.06130 1.0464 174.9 4.8 20.4
...
2020 12 12 04 35 08.0 +18 29 37 0.1446 1.1269 169.2 9.4 22.7
...
2020 12 20 04 34 49.8 +18 42 38 0.2598 1.2327 161.3 14.8 24.4
...
2021 01 04 04 39 28.9 +19 09 43 0.4940 1.4243 147.3 21.9 26.3
M. P. C. Staff (C) Copyright 2020 MPC M.P.E.C. 2020-X17
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