MPEC 2020-D99 : 2020 DY2
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M.P.E.C. 2020-D99 Issued 2020 February 23, 20:08 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 DY2
Observations:
K20D02Y* C2020 02 20.46853 14 47 16.67 -16 33 38.6 21.2 GVED099G96
K20D02Y C2020 02 20.47882 14 47 10.46 -16 33 54.9 20.9 GVED099G96
K20D02Y C2020 02 20.48399 14 47 07.37 -16 34 04.5 20.8 GVED099G96
K20D02Y C2020 02 20.51823 14 46 46.83 -16 34 59.7 20.6 GVED099I52
K20D02Y C2020 02 20.52084 14 46 45.30 -16 35 03.6 21.4 GVED099I52
K20D02Y C2020 02 20.52345 14 46 43.73 -16 35 08.2 21.6 GVED099I52
K20D02Y C2020 02 20.52606 14 46 42.14 -16 35 11.5 20.0 GVED099I52
K20D02Y KC2020 02 21.06425014 42 11.04 -16 49 00.1 21.0 GVED099L01
K20D02Y KC2020 02 21.10566914 41 48.84 -16 50 01.4 21.0 GVED099L01
K20D02Y KC2020 02 21.11052014 41 46.20 -16 50 08.9 21.1 GVED099L01
K20D02Y KC2020 02 21.11538214 41 43.57 -16 50 15.6 21.1 GVED099L01
K20D02Y |C2020 02 21.35021 14 39 50.75 -16 52 44.3 20.9 VuED099807
K20D02Y |C2020 02 21.35519 14 39 48.10 -16 52 51.0 20.9 VuED099807
K20D02Y |C2020 02 21.35994 14 39 45.61 -16 52 57.3 20.2 VuED099807
K20D02Y ^C2020 02 21.59648 14 37 55.450-17 00 12.65 21.03GVED099568
K20D02Y ^C2020 02 21.59874 14 37 54.269-17 00 15.49 21.26GVED099568
K20D02Y KC2020 02 23.61335314 24 27.61 -17 32 11.3 21.1 GVED099474
K20D02Y KC2020 02 23.61807314 24 25.81 -17 32 15.7 21.3 GVED099474
K20D02Y KC2020 02 23.62279414 24 23.98 -17 32 20.5 21.0 GVED099474
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.
568 Mauna Kea. Observer Y. Ramanjooloo. Measurers R. Weryk, Y. Ramanjooloo,
R. Wainscoat. 2.24-m University of Hawaii reflector + CCD.
807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes.
0.61-m f/6.5 astrograph + CCD.
G96 Mt. Lemmon Survey. Observers D. Rankin, 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.
I52 Steward Observatory, Mt. Lemmon Station. Observer R. A. Kowalski.
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.
L01 Visnjan Observatory, Tican. Observers K. Korlevic, F. Valentine. Measurer
K. Korlevic. 1.0-m f/2.9 reflector + CCD.
Orbital elements:
2020 DY2 Earth MOID = 0.0038 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5 Alexandersen
M 37.92300 (2000.0) P Q
n 0.30273590 Peri. 148.73711 -0.53269210 -0.84603231
a 2.1966461 Node 333.43202 +0.76614188 -0.47121015
e 0.5671918 Incl. 2.77372 +0.35953545 -0.24937986
P 3.26 H 25.1 G 0.15 U 7
Residuals in seconds of arc
200220 G96 0.4+ 0.5- 200221 L01 0.0 0.5- 200221 568 0.0 0.0
200220 G96 0.0 0.5+ 200221 L01 0.5+ 0.4+ 200221 568 0.1- 0.1+
200220 G96 0.2+ 0.5- 200221 L01 0.0 0.0 200223 474 0.4- 0.1+
200220 I52 0.3- 0.1- 200221 L01 0.2- 0.4+ 200223 474 0.1+ 0.1+
200220 I52 0.1+ 0.1+ 200221 807 0.2- 0.3- 200223 474 0.3+ 0.4-
200220 I52 0.0 0.4- 200221 807 0.2- 0.0
200220 I52 0.5- 0.5+ 200221 807 0.3+ 0.3+
Ephemeris:
2020 DY2 a,e,i = 2.20, 0.57, 3 q = 0.9507
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 01 24 00 00 44.8 +18 55 15 0.08870 0.9516 66.0 109.1 23.8
...
2020 02 08 20 55 55.7 +13 07 41 0.02500 0.9645 29.2 150.0 25.4
...
2020 02 16 15 47 55.0 -12 48 05 0.03423 0.9876 88.9 89.1 20.9
...
2020 02 22 14 34 54.6 -17 06 51 0.05930 1.0116 110.8 66.1 21.3
2020 02 23 14 28 09.0 -17 24 16 0.06375 1.0160 113.2 63.5 21.4
2020 02 24 14 22 11.0 -17 38 18 0.06824 1.0207 115.5 61.1 21.5
...
2020 03 01 13 56 42.9 -18 18 43 0.09573 1.0510 126.8 49.0 21.9
...
2020 03 09 13 35 44.8 -18 13 00 0.1338 1.0976 139.2 36.3 22.4
...
2020 03 24 13 09 48.1 -16 43 12 0.2135 1.1991 159.3 17.1 23.0
A. U. Tomatic (C) Copyright 2020 MPC M.P.E.C. 2020-D99
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