[Iaude] MPEC Y78: 2020 YA2 [a=0.81,e=0.24,i=2.6,H=28.2]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Mon Dec 21 13:49:08 EST 2020
M.P.E.C. 2020-Y78 Issued 2020 December 21, 18:47 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 YA2
Observations:
K20Y02A* C2020 12 20.24009004 20 52.65 +08 17 40.3 20.64GVEY078G96
K20Y02A C2020 12 20.24576904 20 42.95 +08 16 59.5 20.20GVEY078G96
K20Y02A C2020 12 20.25142404 20 33.39 +08 16 20.5 20.31GVEY078G96
K20Y02A C2020 12 20.25708104 20 23.81 +08 15 41.0 20.81GVEY078G96
K20Y02A KC2020 12 20.37741204 17 06.42 +08 01 29.2 20.13GVEY078I52
K20Y02A KC2020 12 20.37890104 17 04.05 +08 01 17.8 20.24GVEY078I52
K20Y02A KC2020 12 20.38186904 16 59.39 +08 00 57.2 20.50GVEY078I52
K20Y02A KC2020 12 21.10840504 01 16.37 +06 43 19.8 20.7 VuEY078H21
K20Y02A KC2020 12 21.10986204 01 14.38 +06 43 11.2 20.6 VuEY078H21
K20Y02A KC2020 12 21.11132004 01 12.36 +06 43 02.6 20.9 VuEY078H21
K20Y02A KC2020 12 21.13458204 00 50.50 +06 41 30.5 20.27GVEY078I52
K20Y02A KC2020 12 21.13655504 00 47.82 +06 41 19.2 20.67GVEY078I52
K20Y02A KC2020 12 21.13852504 00 45.14 +06 41 07.8 21.20GVEY078I52
K20Y02A KC2020 12 21.14049304 00 42.44 +06 40 56.3 20.14GVEY078I52
Observer details:
G96 Mt. Lemmon Survey. 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. 1.5-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 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. 1.0-m
reflector + CCD.
Orbital elements:
2020 YA2 Earth MOID = 0.0042 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Pike
M 162.08526 (2000.0) P Q
n 1.35527912 Peri. 13.51270 +0.11649002 +0.99219896
a 0.8086928 Node 263.19026 -0.91534130 +0.08990211
e 0.2396976 Incl. 2.56282 -0.38546126 +0.08636449
P 0.73 H 28.21 G 0.15 U 8
Residuals in seconds of arc
201220 G96 (1.0+ 0.6+) 201220 I52 0.2- 0.5- 201221 I52 0.3- 0.2+
201220 G96 0.1- 0.5- 201220 I52 0.0- 0.1+ 201221 I52 0.1- 0.2+
201220 G96 0.2+ 0.2+ 201221 H21 0.0- 0.2- 201221 I52 0.2+ 0.1+
201220 G96 0.1- 0.3+ 201221 H21 0.3+ 0.2- 201221 I52 0.1+ 0.1-
201220 I52 0.2+ 0.3+ 201221 H21 0.1+ 0.3-
Ephemeris:
2020 YA2 a,e,i = 0.81, 0.24, 3 q = 0.6149
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 11 21 12 52 01.2 +09 09 37 0.06583 0.9486 51.8 125.0 27.4
...
2020 12 06 11 49 24.2 +13 43 16 0.02897 0.9818 82.1 96.2 23.9
...
2020 12 14 08 52 39.2 +19 22 17 0.01321 0.9932 131.9 47.5 20.6
...
2020 12 20 04 27 05.9 +08 49 52 0.01654 0.9988 154.9 24.7 20.4
2020 12 21 04 03 24.3 +06 58 30 0.01849 0.9995 148.2 31.3 20.9
2020 12 22 03 44 37.0 +05 26 41 0.02060 1.0001 142.5 36.8 21.3
...
2020 12 28 02 46 21.2 +00 32 31 0.03501 1.0022 121.7 56.6 23.0
...
2021 01 05 02 20 38.0 -01 32 57 0.05536 1.0010 107.2 69.8 24.4
...
2021 01 20 02 07 38.8 -02 25 24 0.09177 0.9867 89.1 85.6 26.0
M. P. C. Staff (C) Copyright 2020 MPC M.P.E.C. 2020-Y78
More information about the Iaude
mailing list