[Iaude] MPEC F24: 2017 GQ5 [a=1.25,e=0.75,i=37.7,H=20.4]
mpec at mpcdb1.cfa.harvard.edu
mpec at mpcdb1.cfa.harvard.edu
Sat Mar 17 14:43:16 EDT 2018
M.P.E.C. 2018-F24 Issued 2018 Mar. 17, 18:39 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
2017 GQ5
Revision to MPEC 2017-G63
Additional Observations:
K17G05Q |C2018 03 14.20102 10 24 20.12 -16 13 20.3 23.2 GUEF024807
K17G05Q |C2018 03 14.21939 10 24 18.03 -16 12 53.3 23.2 GUEF024807
K17G05Q |C2018 03 14.23742 10 24 16.01 -16 12 26.6 23.4 GUEF024807
K17G05Q |C2018 03 17.21899 10 18 55.70 -14 58 34.2 23.0 GUEF024807
K17G05Q |C2018 03 17.23423 10 18 54.07 -14 58 11.2 23.0 GUEF024807
K17G05Q |C2018 03 17.24945 10 18 52.45 -14 57 48.2 23.0 GUEF024807
Observer details:
807 Cerro Tololo. Observers T. Linder, R. Holmes. 1.00-m f/10.0 astrograph
+ CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
180314 807 2.6+ 12.8- 180317 807 2.8+ 12.3- MPO413698 +0.00043 day
Orbital elements:
2017 GQ5 Earth MOID = 0.3151 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5 MPC
M 173.73467 (2000.0) P Q
n 0.70639043 Peri. 160.13335 +0.96545031 +0.25061061
a 1.2486465 Node 186.70614 -0.22690592 +0.94323867
e 0.7540878 Incl. 37.70127 +0.12813822 -0.21793381
P 1.40 H 20.4 G 0.15 U 4
Residuals in seconds of arc
170326 F51 0.0 0.2+ 170405 J95 0.2+ 0.8+ 170424 691 0.6- 0.4+
170326 F51 0.1- 0.2+ 170405 G96 0.1- 0.2- 170424 691 0.1- 0.4-
170326 F51 0.2- 0.0 170405 G96 0.2+ 0.8- 170424 691 0.3+ 0.5-
170326 F51 0.5- 0.0 170405 G96 0.5+ 0.3- 170506 H21 (1.4- 6.3+)
170403 F51 0.0 0.0 170405 G96 0.1- 0.5- 170506 H21 (1.3- 6.6+)
170403 F51 0.0 0.0 170405 926 0.7+ 0.0 170506 H21 (1.0- 6.2+)
170403 F51 0.1- 0.1+ 170405 926 0.0 0.4- 170513 H21 0.9- 1.6+
170404 I52 0.2- 0.4- 170405 926 0.6+ 0.0 170513 H21 0.6- 1.5+
170404 I52 0.5+ 0.4+ 170406 291 0.1+ 0.0 170513 H21 0.6- 1.6+
170404 I52 0.4- 0.8+ 170406 291 0.1+ 0.2- 170514 H21 1.3+ 0.2-
170404 568 0.0 0.2- 170406 291 0.1+ 0.0 170514 H21 0.7+ 0.6-
170404 568 0.0 0.3- 170415 926 0.1- 0.5- 170514 H21 0.7+ 0.8-
170404 568 0.0 0.2- 170415 926 0.2- 0.3- 180314 807 0.0 0.2-
170404 926 0.0 0.8- 170415 926 0.0 0.2- 180314 807 0.2- 0.3-
170404 926 0.4+ 0.3- 170417 G96 0.3+ 0.7- 180314 807 0.1- 0.2-
170404 926 0.2+ 0.2- 170417 G96 0.2+ 0.5- 180317 807 0.2+ 0.1+
170404 J95 0.1+ 0.3+ 170417 G96 0.5+ 0.1- 180317 807 0.1+ 0.2+
170405 J95 0.2- 0.0 170417 G96 0.2- 0.6- 180317 807 0.2+ 0.3+
Ephemeris:
2017 GQ5 a,e,i = 1.25, 0.75, 38 q = 0.3071
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 02 15 11 17 53.4 -24 42 37 1.3113 2.1431 137.1 18.3 23.6
...
2018 03 02 10 48 20.6 -20 48 09 1.2450 2.1694 151.8 12.5 23.3
...
2018 03 10 10 32 18.0 -17 54 04 1.2388 2.1791 154.9 11.2 23.2
...
2018 03 16 10 21 04.8 -15 29 00 1.2488 2.1844 153.5 11.7 23.3
2018 03 17 10 19 18.9 -15 04 06 1.2517 2.1851 152.9 12.0 23.3
2018 03 18 10 17 35.0 -14 39 04 1.2549 2.1858 152.3 12.2 23.3
...
2018 03 24 10 07 59.5 -12 07 46 1.2811 2.1888 147.6 14.1 23.4
...
2018 04 01 09 57 34.9 -08 50 27 1.3332 2.1902 139.4 17.3 23.6
...
2018 04 16 09 45 48.0 -03 24 39 1.4730 2.1849 122.7 22.7 24.0
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-F24
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