[Iaude] MPEC A106: 2019 AT4 [a=2.16,e=0.41,i=9.3,H=22.2]
mpec at mpcdb1.cfa.harvard.edu
mpec at mpcdb1.cfa.harvard.edu
Mon Jan 7 07:11:17 EST 2019
M.P.E.C. 2019-A106 Issued 2019 Jan. 7, 12:06 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
2019 AT4
Observations:
K19A04T C2018 12 17.57451807 46 03.309+31 01 14.97 22.4 GVEA106F51
K19A04T C2018 12 17.58681307 46 03.516+31 01 28.89 23.0 GVEA106F51
K19A04T C2018 12 17.59915007 46 03.754+31 01 42.84 22.5 GVEA106F51
K19A04T C2018 12 17.61143707 46 03.965+31 01 56.47 22.7 GVEA106F51
K19A04T* C2019 01 04.47797 07 47 21.773+37 39 54.21 21.9 wUEA106F51
K19A04T C2019 01 04.48914 07 47 21.505+37 40 10.65 22.1 wUEA106F51
K19A04T C2019 01 04.50025 07 47 21.215+37 40 26.69 21.8 wUEA106F51
K19A04T C2019 01 04.51142 07 47 20.946+37 40 42.87 21.9 wUEA106F51
K19A04T ^C2019 01 05.51679 07 47 04.299+38 05 22.16 22.02GVEA106568
K19A04T ^C2019 01 05.52048 07 47 04.207+38 05 27.64 21.88GVEA106568
K19A04T KC2019 01 06.18956607 46 53.22 +38 21 47.3 22.0 VuEA106H21
K19A04T KC2019 01 06.20293907 46 52.94 +38 22 07.0 21.8 VuEA106H21
K19A04T KC2019 01 06.21970207 46 52.45 +38 22 32.4 21.8 VuEA106H21
Observer details:
568 Mauna Kea. Observer Y. Ramanjooloo. Measurers R. Weryk, Y. Ramanjooloo,
R. Wainscoat. 2.24-m University of Hawaii reflector + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe,
E. Magnier, A. Schultz, M. Willman. Measurers S. Chastel, M. Huber,
Y. Ramanjooloo, R. Wainscoat, R. Weryk, K. Chambers, L. Denneau,
J. Fairlamb, H. Flewelling, C.-C. Lin, E. Magnier. 1.8-m
Ritchey-Chretien + 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.
Orbital elements:
2019 AT4 Earth MOID = 0.3382 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 13.50196 (2000.0) P Q
n 0.31078460 Peri. 85.82134 -0.91643801 -0.36899049
a 2.1585547 Node 72.46840 +0.27129209 -0.85737691
e 0.4094894 Incl. 9.34756 +0.29418016 -0.35881868
P 3.17 H 22.2 G 0.15 U 6
Residuals in seconds of arc
181217 F51 0.0 0.0 190104 F51 0.1+ 0.1+ 190106 H21 0.4- 0.2+
181217 F51 0.1- 0.0 190104 F51 0.1- 0.0 190106 H21 0.4+ 0.2-
181217 F51 0.1+ 0.1+ 190104 F51 0.0 0.1- 190106 H21 0.3- 0.1+
181217 F51 0.1- 0.1- 190105 568 0.2+ 0.1-
190104 F51 0.0 0.0 190105 568 0.3+ 0.1+
Ephemeris:
2019 AT4 a,e,i = 2.16, 0.41, 9 q = 1.2746
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 12 08 07 40 37.1 +28 17 34 0.6549 1.5583 142.9 22.4 23.3
...
2018 12 23 07 47 43.5 +32 50 49 0.5361 1.4876 155.3 16.1 22.6
...
2018 12 31 07 48 09.9 +35 51 38 0.4881 1.4523 160.4 13.2 22.2
...
2019 01 06 07 46 56.1 +38 17 08 0.4594 1.4272 162.0 12.3 22.0
2019 01 07 07 46 36.9 +38 41 44 0.4552 1.4232 162.0 12.3 22.0
2019 01 08 07 46 15.8 +39 06 21 0.4512 1.4192 161.9 12.4 22.0
...
2019 01 14 07 43 39.5 +41 32 21 0.4308 1.3959 159.9 14.0 21.9
...
2019 01 22 07 39 33.4 +44 32 50 0.4125 1.3674 154.3 18.2 21.9
...
2019 02 06 07 35 14.1 +48 39 31 0.4011 1.3228 141.2 27.8 22.1
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-A106
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