MPEC 2019-Q129 : 2019 QZ4
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M.P.E.C. 2019-Q129 Issued 2019 August 30, 12:21 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@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2019 QZ4
Observations:
K19Q04Z* C2019 08 28.37473 01 12 08.27 +24 01 07.1 21.4 GVEQ129G96
K19Q04Z C2019 08 28.37987 01 12 05.15 +24 00 40.4 22.0 GVEQ129G96
K19Q04Z C2019 08 28.38509 01 12 02.01 +24 00 14.4 21.6 GVEQ129G96
K19Q04Z C2019 08 28.39024 01 11 58.89 +23 59 48.3 21.1 GVEQ129G96
K19Q04Z C2019 08 28.44107 01 11 28.35 +23 55 30.5 21.4 GVEQ129G96
K19Q04Z C2019 08 28.44159 01 11 28.06 +23 55 27.5 21.3 GVEQ129G96
K19Q04Z C2019 08 28.44212 01 11 27.75 +23 55 25.5 VEQ129G96
K19Q04Z C2019 08 28.44264 01 11 27.37 +23 55 22.0 21.5 GVEQ129G96
K19Q04Z C2019 08 28.45327 01 11 20.99 +23 54 28.2 21.4 GVEQ129G96
K19Q04Z C2019 08 28.45379 01 11 20.66 +23 54 24.9 VEQ129G96
K19Q04Z C2019 08 28.45431 01 11 20.35 +23 54 22.4 VEQ129G96
K19Q04Z C2019 08 28.45484 01 11 20.10 +23 54 19.8 VEQ129G96
K19Q04Z KC2019 08 29.33834401 02 55.63 +22 38 56.2 21.4 VuEQ129H21
K19Q04Z KC2019 08 29.34271101 02 53.15 +22 38 34.3 21.3 VuEQ129H21
K19Q04Z KC2019 08 29.34862901 02 49.70 +22 38 03.6 21.7 VuEQ129H21
K19Q04Z KC2019 08 30.02817900 56 32.51 +21 39 35.9 21.3 GVEQ129L01
K19Q04Z KC2019 08 30.03127900 56 30.66 +21 39 20.1 21.5 GVEQ129L01
K19Q04Z KC2019 08 30.03831900 56 26.75 +21 38 43.4 21.6 GVEQ129L01
K19Q04Z C2019 08 30.46783 00 52 31.48 +21 01 53.1 21.2 GVEQ129V06
K19Q04Z C2019 08 30.47348 00 52 28.34 +21 01 23.5 21.3 GVEQ129V06
K19Q04Z C2019 08 30.47913 00 52 25.23 +21 00 54.1 21.0 GVEQ129V06
K19Q04Z C2019 08 30.48478 00 52 22.05 +21 00 24.6 21.2 GVEQ129V06
Observer details:
G96 Mt. Lemmon Survey. Observer D. Rankin. Measurers B. M. Africano, E. J.
Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H.
Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, T. A. Pruyne, D.
Rankin, R. L. Seaman, F. C. Shelly. 1.5-m reflector + 10K 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.
L01 Visnjan Observatory, Tican. Observers K. Korlevic, E. Pettarin, F.
Valentine. Measurer E. Pettarin. 1.0-m f/2.9 reflector + CCD.
V06 Catalina Sky Survey-Kuiper. Observer G. J. Leonard. Measurers B. M.
Africano, E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D.
Grauer, H. Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, T. A.
Pruyne, D. Rankin, R. L. Seaman, F. C. Shelly. 1.55-m reflector + CCD.
Orbital elements:
2019 QZ4 Earth MOID = 0.0534 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 Veres
M 310.88542 (2000.0) P Q
n 0.95372252 Peri. 23.98622 -0.87372695 +0.48633824
a 1.0221658 Node 185.13956 -0.46056429 -0.83293373
e 0.5583857 Incl. 5.59684 -0.15646644 -0.26400097
P 1.03 H 23.5 G 0.15 U 9
Residuals in seconds of arc
190828 G96 0.5+ 0.6+ 190828 G96 0.3- 0.1+ 190830 L01 0.8- 0.2+
190828 G96 0.1+ 0.2- 190828 G96 0.6- 0.6- 190830 L01 0.1+ 0.3-
190828 G96 0.1+ 0.1+ 190828 G96 0.5- 0.4- 190830 V06 0.1- 0.0
190828 G96 0.2- 0.1+ 190828 G96 0.4+ 0.3- 190830 V06 0.0 0.1-
190828 G96 0.1+ 0.2+ 190829 H21 0.5- 0.0 190830 V06 0.5+ 0.1-
190828 G96 0.4+ 0.2- 190829 H21 0.3+ 0.5+ 190830 V06 0.1- 0.1-
190828 G96 0.6+ 0.5+ 190829 H21 0.1+ 0.2+
190828 G96 0.4- 0.3- 190830 L01 0.6+ 0.0
2019 QZ4
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 Veres
M 310.88542 (2000.0) P Q
n 0.95372252 Peri. 23.98622 -0.87372695 +0.48633824
a 1.0221658 Node 185.13956 -0.46056429 -0.83293373
e 0.5583857 Incl. 5.59684 -0.15646644 -0.26400097
P 1.03 H 23.5 G 0.15 U 9
From 22 observations 2019 Aug. 28-30, mean residual 0".34.
Ephemeris:
2019 QX4 a,e,i = 2.12, 0.47, 1 q = 0.4514
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 07 31 18 01 29.4 -25 35 22 0.1413 1.1313 143.0 32.7 22.4
...
2019 08 15 19 13 04.7 -23 06 04 0.1222 1.1154 145.1 31.3 22.0
...
2019 08 23 20 03 05.3 -20 10 49 0.1210 1.1172 149.4 27.5 21.9
...
2019 08 29 20 41 05.7 -17 19 49 0.1254 1.1233 153.0 24.1 21.9
2019 08 30 20 47 13.5 -16 49 24 0.1266 1.1247 153.6 23.6 21.9
2019 08 31 20 53 15.9 -16 18 43 0.1279 1.1262 154.1 23.0 21.9
...
2019 09 06 21 27 11.7 -13 14 15 0.1389 1.1374 157.0 20.3 22.0
...
2019 09 14 22 05 05.5 -09 28 29 0.1610 1.1580 159.2 18.0 22.3
...
2019 09 29 22 55 10.4 -04 15 16 0.2235 1.2122 158.0 18.0 23.1
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-Q129
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