[Iaude] MPEC R20: 2019 QX7 [a=2.11,e=0.46,i=5.7,H=24.5]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Tue Sep 3 11:32:33 EDT 2019
M.P.E.C. 2019-R20 Issued 2019 September 3, 15:30 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 QX7
Observations:
K19Q07X* C2019 08 28.32267 21 29 48.678+11 20 27.71 22.1 wUER020F51
K19Q07X C2019 08 28.33365 21 29 51.165+11 20 10.83 21.9 wUER020F51
K19Q07X C2019 08 28.34461 21 29 53.649+11 19 54.11 22.0 wUER020F51
K19Q07X C2019 08 28.35566 21 29 56.167+11 19 36.94 21.9 wUER020F51
K19Q07X KC2019 08 29.15743421 33 13.72 +10 58 16.3 21.8 VuER020H21
K19Q07X KC2019 08 29.16351421 33 15.11 +10 58 06.6 21.7 VuER020H21
K19Q07X KC2019 08 29.16959721 33 16.49 +10 57 57.4 22.1 VuER020H21
K19Q07X ^C2019 08 29.32819921 33 56.099+10 54 00.80 21.86GVER020568
K19Q07X ^C2019 08 29.32916121 33 56.313+10 53 59.34 21.83GVER020568
K19Q07X KC2019 09 03.12767721 52 55.95 +08 41 55.1 22.0 VuER020H21
K19Q07X KC2019 09 03.13376021 52 57.25 +08 41 44.9 22.2 VuER020H21
K19Q07X KC2019 09 03.14045221 52 58.68 +08 41 34.2 21.8 VuER020H21
Observer details:
568 Mauna Kea. Observers R. Wainscoat, H. Januszewski, A. Petric. Measurers
R. Weryk, R. 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, T. de Boer, L. Denneau, J.
Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R.
Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes. 1.3-m f/4.0
astrograph + CCD.
Orbital elements:
2019 QX7 Earth MOID = 0.1552 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 Veres
M 325.75590 (2000.0) P Q
n 0.32056049 Peri. 128.03519 +0.73931681 +0.67314835
a 2.1144434 Node 189.69434 -0.64481809 +0.70057838
e 0.4582096 Incl. 5.72282 -0.19395949 +0.23677252
P 3.07 H 24.5 G 0.15 U 8
Residuals in seconds of arc
190828 F51 0.1+ 0.1- 190829 H21 0.1+ 0.3+ 190829 568 0.0 0.1-
190828 F51 0.1- 0.1- 190829 H21 0.1+ 0.1+ 190903 H21 0.0 0.1-
190828 F51 0.2- 0.1+ 190829 H21 0.0 0.5+ 190903 H21 0.0 0.2-
190828 F51 0.0 0.0 190829 568 0.1+ 0.1- 190903 H21 0.1- 0.2+
2019 QX7
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 Veres
M 325.75590 (2000.0) P Q
n 0.32056049 Peri. 128.03519 +0.73931681 +0.67314835
a 2.1144434 Node 189.69434 -0.64481809 +0.70057838
e 0.4582096 Incl. 5.72282 -0.19395949 +0.23677252
P 3.07 H 24.5 G 0.15 U 8
>From 12 observations 2019 Aug. 28-Sept. 3, mean residual 0".16.
Ephemeris:
2019 QX7 a,e,i = 2.11, 0.46, 6 q = 1.1456
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 08 04 19 50 41.8 +16 49 11 0.1638 1.1487 142.3 32.7 22.2
...
2019 08 19 20 50 12.5 +14 48 09 0.1563 1.1482 148.4 27.5 22.0
...
2019 08 27 21 24 17.5 +11 54 32 0.1612 1.1573 153.7 22.7 21.9
...
2019 09 02 21 48 33.5 +09 13 54 0.1697 1.1683 158.0 18.9 21.9
2019 09 03 21 52 25.2 +08 45 58 0.1716 1.1705 158.7 18.2 22.0
2019 09 04 21 56 13.2 +08 17 55 0.1735 1.1727 159.4 17.6 22.0
...
2019 09 10 22 17 38.2 +05 31 31 0.1880 1.1881 162.8 14.5 22.1
...
2019 09 18 22 42 13.1 +02 10 38 0.2144 1.2133 164.9 12.4 22.3
...
2019 10 03 23 17 26.8 -02 14 28 0.2858 1.2732 160.0 15.6 23.2
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-R20
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