MPEC 2019-G196: 2019 GO20
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M.P.E.C. 2019-G196 Issued 2019 Apr. 15, 03:32 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 GO20
Observations:
K19G20O* C2019 04 09.32407 12 40 42.18 -16 17 48.2 20.5 GVEG196G96
K19G20O C2019 04 09.32922 12 40 41.61 -16 17 41.8 20.7 GVEG196G96
K19G20O C2019 04 09.33437 12 40 40.97 -16 17 34.5 20.6 GVEG196G96
K19G20O C2019 04 09.36006112 40 37.93 -16 17 02.2 20.2 GVEG196H01
K19G20O C2019 04 09.36414312 40 37.45 -16 16 57.0 20.3 GVEG196H01
K19G20O C2019 04 09.37951112 40 35.65 -16 16 37.2 20.4 GVEG196H01
K19G20O C2019 04 09.38918912 40 34.52 -16 16 24.8 20.8 GVEG196H01
K19G20O KC2019 04 10.20052 12 39 03.99 -15 59 15.6 oEG196691
K19G20O KC2019 04 10.20405 12 39 03.59 -15 59 11.2 oEG196691
K19G20O KC2019 04 10.20756 12 39 03.21 -15 59 06.6 oEG196691
K19G20O C2019 04 10.37963 12 38 43.47 -15 55 30.2 20.4 GVEG196I52
K19G20O C2019 04 10.38223 12 38 43.25 -15 55 27.7 20.5 GVEG196I52
K19G20O C2019 04 10.38483 12 38 42.93 -15 55 23.2 20.2 GVEG196I52
K19G20O C2019 04 11.22871 12 37 11.73 -15 37 49.2 19.7 GVEG196I52
K19G20O C2019 04 11.22996 12 37 11.59 -15 37 47.6 20.8 GVEG196I52
K19G20O C2019 04 11.23182 12 37 11.45 -15 37 45.8 20.8 GVEG196I52
K19G20O C2019 04 11.23480 12 37 11.07 -15 37 41.7 20.6 GVEG196I52
K19G20O KC2019 04 12.26065 12 35 22.98 -15 16 37.1 oEG196711
K19G20O KC2019 04 12.26401 12 35 22.63 -15 16 33.3 oEG196711
K19G20O KC2019 04 12.26756 12 35 22.23 -15 16 29.1 oEG196711
K19G20O C2019 04 13.17272 12 33 50.75 -14 58 14.0 22.3 GVEG196I52
K19G20O C2019 04 13.18619 12 33 49.30 -14 57 57.6 20.7 GVEG196I52
K19G20O C2019 04 13.18796 12 33 49.14 -14 57 56.4 20.4 GVEG196I52
K19G20O C2019 04 13.18946 12 33 49.01 -14 57 53.6 20.7 GVEG196I52
K19G20O KC2019 04 13.56691912 33 11.08 -14 50 09.4 21.0 GVEG196474
K19G20O KC2019 04 13.57044012 33 10.60 -14 50 05.5 21.2 GVEG196474
K19G20O C2019 04 14.22724 12 32 07.29 -14 37 18.4 20.9 GVEG196I52
K19G20O C2019 04 14.22890 12 32 07.11 -14 37 16.9 20.3 GVEG196I52
K19G20O C2019 04 14.23057 12 32 06.98 -14 37 14.9 20.9 GVEG196I52
Observer details:
474 Mount John Observatory, Lake Tekapo. Observers A. C. Gilmore,
P. M. Kilmartin. Measurer P. M. Kilmartin. 1.0-m f/7.7 reflector + CCD.
691 Steward Observatory, Kitt Peak-Spacewatch. Observer T. H. Bressi. 0.9-m
f/3 reflector + CCD.
711 McDonald Observatory, Fort Davis. Observer J. G. Ries. 2.1-m reflector
+ CCD + focal reducer.
G96 Mt. Lemmon Survey. 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,
R. L. Seaman, F. C. Shelly. 1.5-m reflector + 10K CCD.
H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 Ritchey-Chretien + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observers T. A. Pruyne,
H. Groeller, D. C. Fuls. 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.
Orbital elements:
2019 GO20 Earth MOID = 0.1314 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 52.42126 (2000.0) P Q
n 0.38411841 Peri. 187.05835 +0.45670194 -0.88235147
a 1.8742433 Node 235.82903 +0.82276822 +0.46744848
e 0.7244963 Incl. 7.88391 +0.33834273 +0.05429369
P 2.57 H 19.4 G 0.15 U 9
Residuals in seconds of arc
190409 G96 0.3- 0.0 190410 I52 0.5- 0.2- 190413 I52 0.5+ 0.6-
190409 G96 0.2+ 0.2- 190410 I52 0.6+ 1.0- 190413 I52 0.4- 0.3-
190409 G96 0.2- 0.5+ 190410 I52 0.2+ 0.2+ 190413 I52 0.1- 1.2-
190409 H01 0.0 0.0 190411 I52 0.3- 0.1- 190413 I52 0.3+ 0.2-
190409 H01 0.0 0.0 190411 I52 0.3- 0.0 190413 474 0.5+ 0.2-
190409 H01 0.0 0.0 190411 I52 0.6+ 0.5- 190413 474 1.3- 0.5-
190409 H01 0.1+ 0.0 190411 I52 0.1- 0.1- 190414 I52 0.1+ 0.6+
190410 691 0.1- 0.0 190412 711 0.1- 1.2+ 190414 I52 0.1- 0.2+
190410 691 0.1- 0.0 190412 711 0.1+ 0.9+ 190414 I52 0.4+ 0.2+
190410 691 0.3+ 0.2+ 190412 711 0.2- 0.8+
Ephemeris:
2019 GO20 a,e,i = 1.87, 0.72, 8 q = 0.5164
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 03 16 13 41 15.5 -25 05 32 0.6616 1.5614 140.2 24.1 20.6
...
2019 03 31 13 01 00.0 -19 44 47 0.7351 1.7152 163.0 9.8 20.5
...
2019 04 08 12 43 16.9 -16 46 06 0.8001 1.7927 168.8 6.2 20.7
...
2019 04 14 12 32 29.1 -14 41 41 0.8608 1.8489 165.5 7.8 21.0
2019 04 15 12 30 54.2 -14 22 09 0.8719 1.8581 164.6 8.3 21.0
2019 04 16 12 29 23.0 -14 03 01 0.8832 1.8672 163.6 8.8 21.1
...
2019 04 22 12 21 31.6 -12 16 50 0.9565 1.9213 156.7 11.9 21.4
...
2019 04 30 12 14 12.5 -10 19 33 1.0673 1.9909 147.4 15.8 21.9
...
2019 05 15 12 08 38.8 -07 51 41 1.3075 2.1144 131.2 21.1 22.6
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-G196
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