[Iaude] MPEC P39: 2018 PD9 [a=1.31,e=0.26,i=1.0,H=27.4]
mpec at mpcdb1.cfa.harvard.edu
mpec at mpcdb1.cfa.harvard.edu
Fri Aug 10 08:05:17 EDT 2018
M.P.E.C. 2018-P39 Issued 2018 Aug. 10, 12:01 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
2018 PD9
Observations:
K18P09D* C2018 08 07.37296 20 35 09.144-28 38 38.14 20.1 wUEP039F51
K18P09D C2018 08 07.38137 20 35 17.243-28 37 55.11 20.2 wUEP039F51
K18P09D C2018 08 07.38977 20 35 25.373-28 37 11.52 20.3 wUEP039F51
K18P09D C2018 08 07.39818 20 35 33.444-28 36 27.60 20.3 wUEP039F51
K18P09D KC2018 08 08.06820420 46 49.190-27 39 43.49 19.6 GVEP039J04
K18P09D KC2018 08 08.06936520 46 50.161-27 39 36.84 20.5 GVEP039J04
K18P09D KC2018 08 08.07053020 46 51.127-27 39 31.85 20.1 GVEP039J04
K18P09D _C2018 08 08.38012220 51 39.733-27 14 23.15 20.5 GUEP039568
K18P09D _C2018 08 08.38106820 51 40.423-27 14 18.96 20.5 GUEP039568
K18P09D _C2018 08 08.38202720 51 41.132-27 14 14.66 20.4 GUEP039568
K18P09D KC2018 08 09.53467 21 06 05.72 -25 47 12.6 20.2 GVEP039474
K18P09D KC2018 08 09.53587 21 06 06.44 -25 47 08.0 20.6 GVEP039474
K18P09D KC2018 08 09.53826 21 06 07.78 -25 46 58.4 20.6 GVEP039474
K18P09D KC2018 08 09.53946 21 06 08.45 -25 46 53.7 20.6 GVEP039474
K18P09D KC2018 08 09.92876321 10 27.105-25 26 46.09 19.6 GVEP039J04
K18P09D KC2018 08 09.93201321 10 28.833-25 26 35.18 20.2 GVEP039J04
K18P09D KC2018 08 09.93526321 10 30.572-25 26 24.53 20.6 GVEP039J04
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. Observers R. J. Wainscoat, D. Woodworth. Measurers M. Micheli,
R. J. Wainscoat. 3.6-m Canada-France-Hawaii Telescope + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz,
M. Willman. Measurers K. Chambers, S. Chastel, L. Denneau, H. Flewelling,
M. Huber, E. Magnier, Y. Ramanjooloo, R. Wainscoat, C. Waters, R. Weryk.
1.8-m Ritchey-Chretien + CCD.
J04 ESA Optical Ground Station, Tenerife. Observer P. Ruiz. Measurers
M. Micheli, D. Koschny, M. Busch, E. Schwab, A. Knoefel. 1.0-m f/4.4
reflector + CCD.
Orbital elements:
2018 PD9 Earth MOID = 0.0015 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5 MPC
M 298.64857 (2000.0) P Q
n 0.65808543 Peri. 143.68966 -0.08391489 +0.99635065
a 1.3090248 Node 121.49184 -0.91850395 -0.07126488
e 0.2638625 Incl. 1.04894 -0.38640495 -0.04697554
P 1.50 H 27.4 G 0.15 U 6
Residuals in seconds of arc
180807 F51 0.3+ 0.1+ 180808 J04 0.6+ 0.5- 180809 474 0.0 0.1+
180807 F51 0.3- 0.1- 180808 568 0.1- 0.0 180809 474 0.2- 0.0
180807 F51 0.1+ 0.0 180808 568 0.1- 0.0 180809 J04 0.4- 0.0
180807 F51 0.1- 0.0 180808 568 0.0 0.0 180809 J04 0.0 0.1+
180808 J04 0.3- 0.3- 180809 474 0.3- 0.0 180809 J04 0.6+ 0.0
180808 J04 0.2+ 0.5+ 180809 474 0.2+ 0.1-
Ephemeris:
2018 PD9 a,e,i = 1.31, 0.26, 1 q = 0.9636
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 07 11 11 07 35.9 +09 44 15 0.07720 0.9754 55.8 120.4 26.7
...
2018 07 26 12 24 01.6 -02 36 35 0.02646 1.0043 63.8 114.8 24.0
...
2018 08 03 17 53 43.2 -34 10 11 0.01482 1.0257 137.2 42.3 20.0
...
2018 08 09 20 59 51.2 -26 24 57 0.03058 1.0440 169.1 10.6 20.6
2018 08 10 21 10 58.2 -25 19 22 0.03388 1.0472 170.2 9.4 20.8
2018 08 11 21 19 56.3 -24 22 51 0.03726 1.0504 171.0 8.7 21.0
...
2018 08 17 21 50 07.5 -20 45 22 0.05876 1.0708 172.7 6.9 21.9
...
2018 08 25 22 06 13.9 -18 23 28 0.08991 1.1000 172.3 7.1 22.9
...
2018 09 09 22 18 37.9 -16 02 44 0.1571 1.1591 163.9 14.0 24.5
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-P39
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