MPEC 2018-D85 : 2018 DC2
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M.P.E.C. 2018-D85 Issued 2018 Feb. 27, 15:42 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
2018 DC2
Observations:
K18D02C* C2018 02 25.33416 12 25 37.59 +11 51 42.2 20.2 GUED085G96
K18D02C C2018 02 25.33939 12 25 36.40 +11 49 49.9 20.3 GUED085G96
K18D02C C2018 02 25.34463 12 25 35.27 +11 47 56.9 UED085G96
K18D02C C2018 02 25.34986 12 25 34.13 +11 46 05.6 20.2 GUED085G96
K18D02C C2018 02 25.37156 12 25 29.25 +11 38 21.2 20.1 GUED085I52
K18D02C C2018 02 25.37252 12 25 29.06 +11 38 01.0 19.9 GUED085I52
K18D02C C2018 02 25.37348 12 25 28.82 +11 37 40.8 20.1 GUED085I52
K18D02C C2018 02 25.37444 12 25 28.62 +11 37 20.0 20.3 GUED085I52
K18D02C C2018 02 25.53556 12 24 55.24 +10 41 03.2 20.9 GUED085G96
K18D02C C2018 02 25.53643 12 24 55.13 +10 40 45.6 20.2 GUED085G96
K18D02C C2018 02 25.53769 12 24 54.89 +10 40 20.4 20.9 GUED085G96
K18D02C C2018 02 25.53792 12 24 54.86 +10 40 14.5 20.4 GUED085G96
K18D02C C2018 02 25.94963 12 24 34.66 +08 27 36.9 20.4 VSED085033
K18D02C C2018 02 25.95072 12 24 34.45 +08 27 17.2 20.3 VSED085033
K18D02C C2018 02 25.95181 12 24 34.28 +08 26 57.6 20.3 VSED085033
K18D02C C2018 02 25.95289 12 24 34.11 +08 26 37.8 20.1 VSED085033
K18D02C C2018 02 25.95399 12 24 33.96 +08 26 18.2 20.3 VSED085033
K18D02C C2018 02 25.95508 12 24 33.78 +08 25 58.7 20.3 VSED085033
K18D02C C2018 02 25.95618 12 24 33.61 +08 25 39.8 20.7 VSED085033
K18D02C C2018 02 26.14451 12 24 02.80 +07 30 38.4 20.1 VSED085033
K18D02C C2018 02 26.14618 12 24 02.57 +07 30 09.6 20.4 VSED085033
K18D02C C2018 02 26.14786 12 24 02.34 +07 29 40.4 20.6 VSED085033
K18D02C C2018 02 26.33434 12 23 58.08 +06 39 13.8 20.4 GUED085I52
K18D02C C2018 02 26.33676 12 23 57.66 +06 38 35.0 20.2 GUED085I52
K18D02C C2018 02 26.33917 12 23 57.23 +06 37 56.0 19.9 GUED085I52
K18D02C C2018 02 27.40176 12 22 30.37 +02 28 23.1 20.0 GUED085I52
K18D02C C2018 02 27.40425 12 22 29.96 +02 27 52.1 20.4 GUED085I52
K18D02C C2018 02 27.40674 12 22 29.58 +02 27 21.1 20.2 GUED085I52
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg. Observers U. Laux,
B. Stecklum. Measurer B. Stecklum. 1.34-m f/3 Schmidt + CCD.
G96 Mt. Lemmon Survey. Observer G. J. Leonard. Measurers E. J. Christensen,
D. C. Fuls, A. R. Gibbs, A. D. Grauer, J. A. Johnson, R. A. Kowalski,
S. M. Larson, G. J. Leonard, R. G. Matheny, R. L. Seaman, F. C. Shelly.
1.5-m reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer R. A. Kowalski.
Measurers E. J. Christensen, D. C. Fuls, A. R. Gibbs, A. D. Grauer,
J. A. Johnson, R. A. Kowalski, S. M. Larson, G. J. Leonard, R. G. Matheny,
R. L. Seaman, F. C. Shelly. 1.0-m reflector + CCD.
Orbital elements:
2018 DC2 Earth MOID = 0.0161 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5 MPC
M 20.14035 (2000.0) P Q
n 0.36834248 Peri. 139.45439 -0.51188807 -0.85859961
a 1.9273837 Node 341.28269 +0.76399406 -0.44016594
e 0.5078930 Incl. 4.98427 +0.39278961 -0.26279396
P 2.68 H 26.8 G 0.15 U 5
Residuals in seconds of arc
180225 G96 0.4+ 0.1+ 180225 G96 0.2- 0.8+ 180226 033 0.2- 0.5+
180225 G96 0.2- 0.1+ 180225 G96 0.1- 0.3- 180226 033 0.1+ 0.1+
180225 G96 0.2+ 0.5- 180225 033 0.4+ 0.0 180226 I52 0.1+ 0.1-
180225 G96 0.5+ 0.3+ 180225 033 0.2- 0.2- 180226 I52 0.2+ 0.2+
180225 I52 0.1- 0.4- 180225 033 0.2- 0.2- 180226 I52 0.2+ 0.1+
180225 I52 0.3+ 0.1- 180225 033 0.1- 0.6- 180227 I52 0.5+ 0.4+
180225 I52 0.1- 0.2+ 180225 033 0.2+ 0.5- 180227 I52 0.0 0.1-
180225 I52 0.1+ 0.2- 180225 033 0.1+ 0.5- 180227 I52 0.1- 0.6-
180225 G96 0.5- 0.2- 180225 033 0.2+ 0.3+
180225 G96 0.1+ 0.1+ 180226 033 0.6- 0.6+
Ephemeris:
2018 DC2 a,e,i = 1.93, 0.51, 5 q = 0.9485
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 01 28 00 08 14.9 +29 04 20 0.1205 0.9482 68.9 104.2 25.9
...
2018 02 12 00 07 46.8 +42 32 35 0.04764 0.9685 65.7 111.8 24.4
...
2018 02 20 14 03 39.7 +80 48 07 0.01673 0.9934 105.9 73.2 20.5
...
2018 02 26 12 24 22.6 +08 16 06 0.03097 1.0177 153.0 26.2 20.5
2018 02 27 12 22 59.9 +03 56 49 0.03546 1.0222 153.8 25.4 20.8
2018 02 28 12 21 53.3 +00 36 58 0.04013 1.0268 154.2 24.8 21.0
...
2018 03 06 12 17 32.3 -09 28 25 0.06998 1.0564 156.3 22.1 22.2
...
2018 03 14 12 13 29.1 -13 51 13 0.1127 1.1011 160.8 17.3 23.2
...
2018 03 29 12 08 42.5 -15 33 06 0.2030 1.1966 166.6 11.1 24.4
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-D85
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