[Iaude] MPEC Y38: 2020 YL [a=2.50,e=0.59,i=2.2,H=26.7]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Fri Dec 18 03:23:00 EST 2020
M.P.E.C. 2020-Y38 Issued 2020 December 18, 08:21 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 YL
Observations:
K20Y00L* C2020 12 17.25377403 26 20.70 +32 20 56.6 20.30GVEY038G96
K20Y00L C2020 12 17.25890803 26 29.77 +32 21 12.2 20.56GVEY038G96
K20Y00L C2020 12 17.26403803 26 38.88 +32 21 27.4 20.44GVEY038G96
K20Y00L C2020 12 17.26915703 26 48.07 +32 21 42.4 20.51GVEY038G96
K20Y00L KC2020 12 17.28998303 27 25.27 +32 22 42.0 20.39GVEY038I52
K20Y00L KC2020 12 17.29145803 27 27.93 +32 22 45.4 19.98GVEY038I52
K20Y00L KC2020 12 17.29293403 27 30.55 +32 22 50.0 20.45GVEY038I52
K20Y00L KC2020 12 17.29441003 27 33.21 +32 22 55.1 19.70GVEY038I52
K20Y00L KC2020 12 17.36624403 29 43.70 +32 26 00.7 19.92GVEY038I52
K20Y00L KC2020 12 17.36772403 29 46.38 +32 26 04.2 20.29GVEY038I52
K20Y00L KC2020 12 17.36920203 29 49.10 +32 26 08.0 20.21GVEY038I52
K20Y00L KC2020 12 17.37068003 29 51.87 +32 26 12.0 20.36GVEY038I52
K20Y00L 1C2020 12 17.75448 03 42 44.14 +32 42 36.9 21.2 VVEY038033
K20Y00L 1C2020 12 17.75523 03 42 45.59 +32 42 39.1 21.1 VVEY038033
K20Y00L 1C2020 12 17.75598 03 42 47.01 +32 42 40.8 21.1 VVEY038033
K20Y00L KC2020 12 17.92462 03 48 12.76 +32 49 47.8 20.2 GVEY038204
K20Y00L KC2020 12 17.93509 03 48 33.04 +32 50 08.2 VEY038204
K20Y00L KC2020 12 18.08753503 53 55.73 +32 55 21.1 20.4 VuEY038H21
K20Y00L KC2020 12 18.09190403 54 04.35 +32 55 30.2 20.4 VuEY038H21
K20Y00L KC2020 12 18.09598403 54 12.35 +32 55 39.0 20.4 VuEY038H21
K20Y00L KC2020 12 18.09899603 54 18.27 +32 55 45.0 20.6 VuEY038H21
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg. Observers S. Melnikov, U.
Laux, B. Stecklum. Measurer B. Stecklum. 1.34-m f/3 Schmidt + CCD.
204 Schiaparelli Observatory. Observer L. Buzzi. 0.84-m f/3.5 reflector +
CCD.
G96 Mt. Lemmon Survey. Observer T. A. Pruyne. 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. 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. 1.0-m reflector +
CCD.
Orbital elements:
2020 YL Earth MOID = 0.0296 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Bell
M 0.07284 (2000.0) P Q
n 0.24958648 Peri. 168.41797 +0.10541278 -0.99366334
a 2.4983619 Node 275.52223 +0.90921234 +0.11219150
e 0.5946499 Incl. 2.24577 +0.40276677 +0.00680027
P 3.95 H 26.73 G 0.15 U 7
Residuals in seconds of arc
201217 G96 0.3+ 0.1- 201217 I52 0.6+ 0.0+ 201217 204 0.2+ 0.2+
201217 G96 0.4- 0.1+ 201217 I52 0.1+ 0.1- 201218 H21 0.4- 0.0-
201217 G96 0.5- 0.1+ 201217 I52 0.0+ 0.1+ 201218 H21 0.4- 0.0-
201217 G96 0.4+ 0.1+ 201217 I52 0.5+ 0.6+ 201218 H21 0.1+ 0.1-
201217 I52 0.5+ 0.0+ 201217 033 0.1+ 0.3- 201218 H21 0.1+ 0.1-
201217 I52 0.7+ 0.7- 201217 033 0.1+ 0.2- 201218 H21 0.1+ 0.3+
201217 I52 0.4+ 0.2- 201217 033 0.3- 0.6- 201218 H21 0.2+ 0.1+
201217 I52 0.5+ 0.8+ 201217 204 0.2- 0.0- 201218 H21 0.2+ 0.1+
Ephemeris:
2020 YL a,e,i = 2.50, 0.59, 2 q = 1.0127
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 11 18 00 01 14.9 +13 58 14 0.1368 1.0797 128.9 45.4 24.3
...
2020 12 03 00 25 50.5 +18 04 59 0.07864 1.0286 121.1 55.1 23.3
...
2020 12 11 01 20 07.4 +24 25 55 0.04971 1.0155 127.2 50.6 22.1
...
2020 12 17 03 18 34.0 +32 06 40 0.03364 1.0127 147.8 31.1 20.7
2020 12 18 03 50 47.1 +32 53 20 0.03214 1.0129 153.5 25.7 20.5
2020 12 19 04 26 06.4 +33 08 06 0.03116 1.0132 159.6 19.8 20.2
...
2020 12 25 07 36 17.3 +23 17 37 0.03695 1.0186 161.3 18.1 20.5
...
2021 01 02 09 12 05.4 +10 48 50 0.06310 1.0350 144.0 33.9 22.2
...
2021 01 17 09 51 34.8 +04 16 35 0.1256 1.0915 147.3 29.1 23.7
M. P. C. Staff (C) Copyright 2020 MPC M.P.E.C. 2020-Y38
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