MPEC 2020-D100 : 2020 DZ2
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M.P.E.C. 2020-D100 Issued 2020 February 23, 22:46 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 DZ2
Observations:
K20D02Z* C2020 02 20.29989 09 48 15.35 +24 06 31.7 21.5 GVED100V00
K20D02Z C2020 02 20.30625 09 48 14.27 +24 05 55.6 21.6 GVED100V00
K20D02Z C2020 02 20.31260 09 48 13.20 +24 05 19.5 21.8 GVED100V00
K20D02Z C2020 02 20.31894 09 48 12.12 +24 04 43.5 21.5 GVED100V00
K20D02Z C2020 02 20.40834 09 47 57.03 +23 56 14.3 21.9 GVED100G96
K20D02Z C2020 02 20.40956 09 47 56.86 +23 56 07.7 22.2 GVED100G96
K20D02Z C2020 02 20.41078 09 47 56.68 +23 56 00.7 21.9 GVED100G96
K20D02Z pC2020 02 20.80781509 46 59.07 +23 18 47.5 21.9 GVED100L01
K20D02Z KC2020 02 20.81331109 46 58.17 +23 18 17.7 21.8 GVED100L01
K20D02Z pC2020 02 20.82827509 46 55.85 +23 16 55.0 22.2 GVED100L01
K20D02Z pC2020 02 20.83333109 46 55.05 +23 16 27.3 22.0 GVED100L01
K20D02Z KC2020 02 20.83883909 46 54.15 +23 15 57.1 22.2 GVED100L01
K20D02Z KC2020 02 21.19206209 46 01.35 +22 43 37.2 22.2 VuED100H21
K20D02Z KC2020 02 21.20368209 45 59.51 +22 42 34.0 22.2 VuED100H21
K20D02Z KC2020 02 21.21453409 45 57.79 +22 41 34.5 22.1 VuED100H21
K20D02Z KC2020 02 21.22276 09 45 57.37 +22 40 53.1 22.1 RoED100291
K20D02Z KC2020 02 21.25884 09 45 51.68 +22 37 37.5 21.6 RoED100291
Observer details:
291 LPL/Spacewatch II. Observer R. S. McMillan. 1.8-m f/2.7 reflector + 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.
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.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector +
CCD.
V00 Kitt Peak-Bok. Observer A. R. Gibbs. 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. 2.25-m reflector + CCD.
Orbital elements:
2020 DZ2 Earth MOID = 0.1941 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5 Bell
M 49.64286 (2000.0) P Q
n 0.31448211 Peri. 114.71589 -0.00748049 -0.98797818
a 2.1416019 Node 334.23698 +0.73999932 +0.09838897
e 0.5257277 Incl. 20.80918 +0.67256602 -0.11924233
P 3.13 H 24.1 G 0.15 U 8
Residuals in seconds of arc
200220 V00 0.1- 0.1+ 200220 G96 0.4+ 0.0 200221 H21 0.1+ 0.0
200220 V00 0.1- 0.1+ 200220 L01 0.2+ 0.2- 200221 H21 0.0 0.1+
200220 V00 0.1+ 0.0 200220 L01 0.3- 0.2+ 200221 H21 0.1- 0.2-
200220 V00 0.0 0.0 200220 L01 0.2+ 0.1- 200221 291 0.1- 0.0
200220 G96 0.4- 0.3- 200220 L01 0.2+ 0.0 200221 291 0.0 0.2+
200220 G96 0.1+ 0.1+ 200220 L01 0.2- 0.2+
Ephemeris:
2020 DZ2 a,e,i = 2.14, 0.53, 21 q = 1.0157
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 01 24 13 51 24.8 +69 47 26 0.2149 1.0795 110.8 58.4 23.0
...
2020 02 08 10 41 42.4 +47 22 05 0.1972 1.1518 144.1 30.2 22.2
...
2020 02 16 10 01 30.7 +31 28 05 0.2198 1.1978 161.2 15.4 22.1
...
2020 02 22 09 44 07.0 +21 31 33 0.2517 1.2350 166.3 10.9 22.2
2020 02 23 09 41 55.7 +20 05 32 0.2581 1.2414 166.2 11.0 22.3
2020 02 24 09 39 54.4 +18 43 21 0.2648 1.2478 165.8 11.2 22.4
...
2020 03 01 09 30 47.8 +11 45 38 0.3102 1.2873 160.4 14.9 22.9
...
2020 03 09 09 24 44.2 +05 13 56 0.3824 1.3419 151.8 20.5 23.7
...
2020 03 24 09 25 03.9 -01 47 01 0.5444 1.4483 138.0 27.4 24.8
A. U. Tomatic (C) Copyright 2020 MPC M.P.E.C. 2020-D100
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