[Iaude] MPEC R11: 2019 QF7 [a=1.68,e=0.50,i=41.8,H=21.9]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Mon Sep 2 03:53:49 EDT 2019
M.P.E.C. 2019-R11 Issued 2019 September 2, 07:52 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 QF7
Observations:
K19Q07F C2019 08 31.30620 22 03 39.807-11 36 08.95 21.2 wUER011F51
K19Q07F C2019 08 31.30922 22 03 39.558-11 36 27.53 21.2 wUER011F51
K19Q07F C2019 08 31.31073 22 03 39.432-11 36 37.10 21.2 wUER011F51
K19Q07F C2019 08 31.32128 22 03 38.555-11 37 41.71 21.1 wUER011F51
K19Q07F C2019 08 31.32429 22 03 38.310-11 38 00.36 21.1 wUER011F51
K19Q07F C2019 08 31.33639 22 03 37.300-11 39 13.98 21.2 wUER011F51
K19Q07F C2019 08 31.33941 22 03 37.045-11 39 32.76 21.1 wUER011F51
K19Q07F C2019 08 31.34092 22 03 36.920-11 39 41.33 21.1 wUER011F51
K19Q07F C2019 08 31.35451 22 03 35.774-11 41 04.38 20.8 wUER011F51
K19Q07F C2019 08 31.35601 22 03 35.660-11 41 13.50 20.8 wUER011F51
K19Q07F* C2019 08 31.43013 22 03 29.418-11 48 44.08 20.9 wUER011F51
K19Q07F C2019 08 31.44523 22 03 28.143-11 50 15.36 21.0 wUER011F51
K19Q07F C2019 08 31.46034 22 03 26.873-11 51 47.08 20.8 wUER011F51
K19Q07F KC2019 09 01.22387 22 02 31.71 -13 07 26.7 21.1 GUER011H36
K19Q07F KC2019 09 01.23345 22 02 30.96 -13 08 21.2 20.8 GUER011H36
K19Q07F KC2019 09 01.26275 22 02 28.59 -13 11 12.2 21.0 GUER011H36
K19Q07F C2019 09 01.35539 22 02 22.696-13 20 02.45 21.0 wUER011F51
K19Q07F C2019 09 01.35689 22 02 22.582-13 20 11.57 21.3 wUER011F51
K19Q07F C2019 09 01.36293 22 02 22.107-13 20 46.01 20.9 wUER011F51
K19Q07F C2019 09 01.37048 22 02 21.489-13 21 29.84 21.0 wUER011F51
K19Q07F C2019 09 01.37199 22 02 21.364-13 21 38.59 21.6 wUER011F51
K19Q07F C2019 09 01.38559 22 02 20.277-13 22 57.31 21.1 wUER011F51
K19Q07F C2019 09 01.39315 22 02 19.680-13 23 40.35 21.0 wUER011F51
K19Q07F C2019 09 01.40069 22 02 19.063-13 24 24.17 20.9 wUER011F51
K19Q07F C2019 09 01.40220 22 02 18.938-13 24 33.22 21.1 wUER011F51
K19Q07F C2019 09 01.40823 22 02 18.457-13 25 07.99 21.0 wUER011F51
K19Q07F KC2019 09 02.22003622 01 22.14 -14 41 32.0 20.9 VuER011H21
K19Q07F KC2019 09 02.22641 22 01 21.85 -14 42 05.3 21.3 GUER011H36
K19Q07F KC2019 09 02.22876222 01 21.48 -14 42 19.7 21.4 VuER011H21
K19Q07F KC2019 09 02.23624022 01 20.93 -14 43 01.4 21.0 VuER011H21
K19Q07F KC2019 09 02.25233 22 01 19.96 -14 44 29.7 21.1 GUER011H36
K19Q07F KC2019 09 02.26440 22 01 19.06 -14 45 41.0 20.8 GUER011H36
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz, M.
Willman. Measurers K. Chambers, S. Chastel, T. de Boer, L. Denneau, J.
Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R.
Wainscoat, R. Weryk, C.-K. Chang, W.-P. Chen, W.-H. Ip. 1.8-m
Ritchey-Chretien + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes. 0.81-m f/4.0
astrograph + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
Orbital elements:
2019 QF7 Earth MOID = 0.1400 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 Veres
M 344.58141 (2000.0) P Q
n 0.45338130 Peri. 80.47743 -0.45860952 +0.84349031
a 1.6781353 Node 155.19461 -0.81009285 -0.52618731
e 0.4999992 Incl. 41.80179 +0.36527644 -0.10793987
P 2.17 H 21.9 G 0.15 U 8
Residuals in seconds of arc
190831 F51 0.0 0.4+ 190831 F51 0.1+ 0.2+ 190901 F51 0.1+ 0.5+
190831 F51 0.0 0.3+ 190831 F51 0.0 0.1- 190901 F51 0.0 0.2+
190831 F51 0.0 0.1- 190901 H36 0.1- 1.2- 190901 F51 0.1- 0.2-
190831 F51 0.1- 0.1- 190901 H36 0.0 0.1+ 190901 F51 0.0 0.2-
190831 F51 0.0 0.4- 190901 H36 0.6- 0.7- 190902 H21 0.3- 0.2-
190831 F51 0.0 0.1- 190901 F51 0.1- 0.1+ 190902 H36 (0.1+ 1.5+)
190831 F51 0.0 0.4- 190901 F51 0.0 0.3- 190902 H21 0.3- 0.3+
190831 F51 0.0 0.2+ 190901 F51 0.1+ 0.2+ 190902 H21 0.1- 0.2-
190831 F51 0.1- 0.1+ 190901 F51 0.0 0.1+ 190902 H36 1.0+ 0.0
190831 F51 0.1+ 0.1+ 190901 F51 0.1- 0.0 190902 H36 (1.2+ 4.9-)
190831 F51 0.1+ 0.1+ 190901 F51 0.0 0.1-
2019 QF7
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 Veres
M 344.58141 (2000.0) P Q
n 0.45338130 Peri. 80.47743 -0.45860952 +0.84349031
a 1.6781353 Node 155.19461 -0.81009285 -0.52618731
e 0.4999992 Incl. 41.80179 +0.36527644 -0.10793987
P 2.17 H 21.9 G 0.15 U 8
>From 30 observations 2019 Aug. 31-Sept. 2, mean residual 0".29.
Ephemeris:
2019 QF7 a,e,i = 1.68, 0.50, 42 q = 0.8391
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 08 03 23 01 43.5 +50 33 40 0.3391 1.1547 105.9 57.7 21.9
...
2019 08 18 22 25 41.1 +17 42 20 0.2927 1.2691 147.5 25.4 20.9
...
2019 08 26 22 11 10.1 -01 23 16 0.3228 1.3303 170.6 7.1 20.6
...
2019 09 01 22 02 47.8 -12 45 12 0.3703 1.3759 170.2 7.2 21.0
2019 09 02 22 01 37.3 -14 20 47 0.3800 1.3834 168.3 8.5 21.1
2019 09 03 22 00 30.6 -15 51 23 0.3900 1.3909 166.3 9.9 21.2
...
2019 09 09 21 55 09.2 -23 18 53 0.4578 1.4358 155.1 17.2 21.9
...
2019 09 17 21 51 18.2 -29 51 57 0.5636 1.4946 143.1 23.8 22.6
...
2019 10 02 21 52 34.7 -35 53 42 0.7908 1.6012 126.2 30.3 23.7
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-R11
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