MPEC 2019-G199: 2019 GR20
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M.P.E.C. 2019-G199 Issued 2019 Apr. 15, 03:50 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 GR20
Observations:
K19G20R C2019 04 08.31567211 35 16.730-08 11 31.31 21.0 GVEG199F51
K19G20R C2019 04 08.32790111 35 11.118-08 09 42.71 21.3 GVEG199F51
K19G20R C2019 04 08.34014411 35 05.384-08 07 51.89 20.8 GVEG199F51
K19G20R* C2019 04 11.25246 11 09 36.15 +01 35 48.4 21.4 GVEG199G96
K19G20R C2019 04 11.25762 11 09 32.33 +01 37 09.4 22.3 GVEG199G96
K19G20R C2019 04 11.26278 11 09 28.40 +01 38 31.3 20.7 GVEG199G96
K19G20R C2019 04 11.26796 11 09 24.61 +01 39 51.6 21.2 GVEG199G96
K19G20R C2019 04 11.28699 11 09 10.30 +01 44 53.6 21.2 GVEG199I52
K19G20R C2019 04 11.29088 11 09 07.39 +01 45 55.0 21.0 GVEG199I52
K19G20R C2019 04 11.29477 11 09 04.47 +01 46 56.9 21.2 GVEG199I52
K19G20R C2019 04 11.29865 11 09 01.57 +01 47 59.2 20.6 GVEG199I52
K19G20R C2019 04 12.15011 10 58 40.77 +05 53 16.9 21.1 GVEG199G96
K19G20R C2019 04 12.15080 10 58 40.21 +05 53 30.9 20.5 GVEG199G96
K19G20R C2019 04 12.15150 10 58 39.53 +05 53 44.8 20.5 GVEG199G96
K19G20R C2019 04 12.15220 10 58 38.96 +05 53 57.4 20.8 GVEG199G96
K19G20R C2019 04 12.15401 10 58 37.32 +05 54 31.8 20.8 GVEG199G96
K19G20R C2019 04 12.15493 10 58 36.50 +05 54 49.5 21.1 GVEG199G96
K19G20R C2019 04 12.15586 10 58 35.66 +05 55 07.0 21.0 GVEG199G96
K19G20R C2019 04 12.15679 10 58 34.90 +05 55 24.9 20.8 GVEG199G96
K19G20R KC2019 04 13.07371310 44 54.83 +11 08 31.2 20.7 VuEG199H21
K19G20R KC2019 04 13.08158410 44 46.44 +11 11 27.0 20.5 VuEG199H21
K19G20R C2019 04 13.12349 10 44 06.85 +11 27 33.0 20.1 GVEG199I52
K19G20R C2019 04 13.12544 10 44 04.73 +11 28 16.5 20.5 GVEG199I52
K19G20R C2019 04 13.12739 10 44 02.67 +11 29 00.7 20.5 GVEG199I52
K19G20R C2019 04 13.12933 10 44 00.55 +11 29 44.6 20.6 GVEG199I52
K19G20R C2019 04 14.16828 10 24 17.68 +18 36 06.3 21.1 GVEG199G96
K19G20R C2019 04 14.16920 10 24 16.45 +18 36 31.0 20.9 GVEG199G96
K19G20R C2019 04 14.17013 10 24 15.15 +18 36 56.3 21.0 GVEG199G96
K19G20R C2019 04 14.17105 10 24 13.88 +18 37 20.9 21.5 GVEG199G96
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe,
E. Magnier, A. Schultz, M. Willman. Measurers S. Chastel, M. Huber,
Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
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.
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.
I52 Steward Observatory, Mt. Lemmon Station. Observers T. A. Pruyne,
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.
Orbital elements:
2019 GR20 Earth MOID = 0.0098 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 315.69651 (2000.0) P Q
n 0.81761753 Peri. 90.91535 +0.36178870 +0.93093788
a 1.1326679 Node 200.51201 -0.90174145 +0.33593757
e 0.3055890 Incl. 8.14334 -0.23658253 +0.14318035
P 1.21 H 26.6 G 0.15 U 7
Residuals in seconds of arc
190408 F51 0.6- 0.6+ 190411 I52 0.6- 0.9+ 190413 H21 0.6+ 0.0
190408 F51 0.5+ 0.6- 190412 G96 0.3- 1.7- 190413 I52 0.2- 0.6+
190408 F51 0.3+ 0.1+ 190412 G96 0.5+ 0.6- 190413 I52 0.3- 0.0
190411 G96 0.1+ 0.0 190412 G96 0.4- 0.1+ 190413 I52 0.5+ 0.0
190411 G96 0.6+ 0.2- 190412 G96 0.3+ 0.5- 190413 I52 0.3+ 0.0
190411 G96 0.4- 0.3+ 190412 G96 0.2- 0.1- 190414 G96 0.4- 0.4-
190411 G96 0.8+ 1.1- 190412 G96 0.3- 0.3+ 190414 G96 0.2+ 0.3-
190411 I52 0.3- 0.1+ 190412 G96 0.5- 0.3+ 190414 G96 0.1+ 0.2+
190411 I52 0.4- 0.1- 190412 G96 0.5+ 0.6+ 190414 G96 0.2+ 0.2+
190411 I52 0.6- 0.1+ 190413 H21 0.3+ 0.5+
Ephemeris:
2019 GR20 a,e,i = 1.13, 0.31, 8 q = 0.7865
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 03 16 12 29 04.3 -24 00 40 0.1944 1.1690 151.5 24.0 24.5
...
2019 03 31 12 09 17.2 -19 34 17 0.1004 1.0952 163.0 15.5 22.7
...
2019 04 08 11 37 18.3 -08 56 27 0.05693 1.0542 158.2 20.7 21.5
...
2019 04 14 10 27 48.6 +17 23 04 0.03221 1.0231 128.4 50.2 21.1
2019 04 15 10 04 33.6 +25 05 57 0.02990 1.0179 119.1 59.5 21.1
2019 04 16 09 34 33.6 +33 30 03 0.02851 1.0127 108.5 70.0 21.4
...
2019 04 22 04 29 41.5 +57 14 43 0.04032 0.9817 53.9 124.2 24.8
...
2019 04 30 02 07 23.2 +46 50 22 0.07924 0.9413 32.6 144.8 28.5
...
2019 05 15 01 30 14.8 +37 31 39 0.1677 0.8718 31.3 142.9 29.7
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-G199
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