MPEC 2019-G120: 2019 GK4
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M.P.E.C. 2019-G120 Issued 2019 Apr. 9, 01:17 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 GK4
Observations:
K19G04K* C2019 04 07.29593 11 44 33.475+26 50 00.16 20.3 wUEG120F51
K19G04K C2019 04 07.30807 11 44 32.017+26 53 49.75 20.4 wUEG120F51
K19G04K C2019 04 07.32023 11 44 30.539+26 57 39.63 20.3 wUEG120F51
K19G04K C2019 04 07.33242 11 44 29.022+27 01 31.27 20.1 wUEG120F51
K19G04K KC2019 04 07.86681 11 43 41.50 +29 50 32.7 19.9 RoEG120K88
K19G04K KC2019 04 07.87196 11 43 40.91 +29 52 11.3 19.4 RoEG120K88
K19G04K KC2019 04 07.94545 11 43 35.56 +30 16 19.8 19.9 GVEG120J04
K19G04K KC2019 04 07.94659 11 43 35.44 +30 16 42.0 19.9 GVEG120J04
K19G04K KC2019 04 07.94773 11 43 35.28 +30 17 03.9 19.8 GVEG120J04
K19G04K C2019 04 08.19246 11 43 13.60 +31 35 59.7 20.3 GVEG120I52
K19G04K C2019 04 08.19302 11 43 13.54 +31 36 10.8 19.7 GVEG120I52
K19G04K C2019 04 08.19358 11 43 13.44 +31 36 21.7 19.9 GVEG120I52
K19G04K C2019 04 08.19415 11 43 13.30 +31 36 32.4 20.3 GVEG120I52
K19G04K C2019 04 08.83664 11 42 11.77 +35 06 07.8 20.4 VVEG120033
K19G04K C2019 04 08.83749 11 42 11.67 +35 06 24.8 20.4 VVEG120033
K19G04K C2019 04 08.83834 11 42 11.55 +35 06 41.6 20.4 VVEG120033
K19G04K C2019 04 08.83920 11 42 11.45 +35 06 58.5 20.5 VVEG120033
K19G04K C2019 04 08.84004 11 42 11.35 +35 07 15.4 20.6 VVEG120033
K19G04K C2019 04 08.84090 11 42 11.23 +35 07 32.2 20.6 VVEG120033
K19G04K C2019 04 08.84174 11 42 11.12 +35 07 49.0 20.6 VVEG120033
K19G04K C2019 04 08.84260 11 42 11.01 +35 08 06.0 20.5 VVEG120033
K19G04K C2019 04 08.84344 11 42 10.89 +35 08 22.7 20.4 VVEG120033
K19G04K C2019 04 08.84430 11 42 10.80 +35 08 39.7 20.6 VVEG120033
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg. Observers C. Hoegner,
B. Stecklum. Measurer B. Stecklum. 1.34-m f/3 Schmidt + 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.
I52 Steward Observatory, Mt. Lemmon Station. Observer H. Groeller.
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, R. L. Seaman, F. C. Shelly. 1.0-m reflector
+ CCD.
J04 ESA Optical Ground Station, Tenerife. Observer D. Abreu. Measurers
A. Knoefel, D. Koschny, M. Micheli, M. Busch, E. Schwab. 1.0-m f/4.4
reflector + CCD.
K88 GINOP-KHK, Piszkesteto. Observer J. Vinko. Measurer K. Sarneczky.
0.60-m Schmidt + CCD.
Orbital elements:
2019 GK4 Earth MOID = 0.0758 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 335.36214 (2000.0) P Q
n 0.59473672 Peri. 85.13235 +0.07002046 +0.99575379
a 1.4004025 Node 189.52243 -0.99675015 +0.06744702
e 0.4184244 Incl. 21.17673 -0.03982800 +0.06265212
P 1.66 H 23.8 G 0.15 U 8
Residuals in seconds of arc
190407 F51 0.0 0.3+ 190407 J04 0.0 0.1+ 190408 033 0.0 0.1-
190407 F51 0.0 0.1- 190408 I52 0.2+ 0.0 190408 033 0.1+ 0.1+
190407 F51 0.1+ 0.5- 190408 I52 0.4+ 0.1+ 190408 033 0.0 0.1-
190407 F51 0.1- 0.4+ 190408 I52 0.0 0.1+ 190408 033 0.0 0.0
190407 K88 0.1+ 0.2+ 190408 I52 0.8- 0.4- 190408 033 0.0 0.1-
190407 K88 0.5+ 0.5- 190408 033 0.1- 0.1+ 190408 033 0.2- 0.0
190407 J04 0.2- 0.2+ 190408 033 0.1+ 0.2+ 190408 033 0.1+ 0.1-
190407 J04 0.1+ 0.3+ 190408 033 0.1- 0.1+
Ephemeris:
2019 GK4 a,e,i = 1.40, 0.42, 21 q = 0.8144
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 03 10 12 01 01.8 -27 31 39 0.3105 1.2635 146.5 25.7 22.9
...
2019 03 25 11 56 08.2 -15 30 02 0.1717 1.1639 165.3 12.5 21.0
...
2019 04 02 11 50 25.6 +03 33 03 0.1148 1.1104 164.5 13.9 20.1
...
2019 04 08 11 43 28.9 +30 33 36 0.09161 1.0707 137.7 39.0 20.3
2019 04 09 11 41 53.3 +36 00 13 0.09033 1.0641 132.1 44.2 20.4
2019 04 10 11 40 05.1 +41 31 41 0.08990 1.0576 126.5 49.6 20.5
...
2019 04 16 11 18 36.2 +71 18 43 0.1036 1.0189 95.7 78.5 21.7
...
2019 04 24 01 35 14.4 +84 24 04 0.1485 0.9696 71.8 99.8 23.2
...
2019 05 09 00 22 28.1 +65 50 22 0.2558 0.8889 55.3 111.0 24.8
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-G120
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