[Iaude] MPEC G89: 2019 GS1 [a=0.80,e=0.41,i=6.0,H=24.42]
mpec at cfa.harvard.edu
mpec at cfa.harvard.edu
Sun Apr 7 10:11:41 EDT 2024
M.P.E.C. 2024-G89 Issued 2024 April 7, 14:10 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets, routine data on comets and natural satellites,
and occasional editorial announcements. 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 GS1
Revision to MPEC 2019-G62
Additional Observations:
K19G01S 1C2024 04 04.43402314 21 47.502-07 49 34.79 20.09GVEG089G96
K19G01S 1C2024 04 04.43953514 21 44.827-07 49 32.81 20.22GVEG089G96
K19G01S 1C2024 04 04.44503514 21 42.145-07 49 30.61 20.21GVEG089G96
K19G01S 1C2024 04 04.45054014 21 39.460-07 49 28.63 20.28GVEG089G96
K19G01S 0C2024 04 04.62056914 20 19.266-07 48 08.55 20.51GVEG089T12
K19G01S 0C2024 04 04.62269414 20 18.221-07 48 07.66 20.41GVEG089T12
K19G01S KB2024 04 06.07281 14 08 08.052-07 36 41.11 19.1 GXEG089L87
K19G01S KB2024 04 06.07895 14 08 04.637-07 36 40.61 18.2 GXEG089L87
K19G01S KB2024 04 06.08507 14 08 01.092-07 36 36.65 20.0 GXEG089L87
K19G01S KC2024 04 06.61147014 03 07.294-07 31 32.30 20.1 GVEG089474
K19G01S KC2024 04 06.61665414 03 04.147-07 31 29.24 20.1 GVEG089474
K19G01S KC2024 04 06.61924514 03 02.556-07 31 27.80 20.3 GVEG089474
K19G01S KC2024 04 06.62183614 03 00.998-07 31 26.22 20.2 GVEG089474
Observer details:
474 Mount John Observatory, Lake Tekapo. Observers A. C. Gilmore, P. M.
Kilmartin. Measurer P. M. Kilmartin. 0.6-m f/6.3 Reflector + CCD.
G96 Mt. Lemmon Survey. Observer G. J. Leonard. Measurers T. Beuden, V. F.
Carvajal, D. Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H.
Groeller, J. K. Hogan, R. A. Kowalski, S. M. Larson, G. J. Leonard, D.
Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos. 1.5-m reflector +
10K CCD.
L87 Moonbase South Observatory, Hakos. Observer G. Duszanowicz. 0.28-m f/1.9
reflector + CMO.
T12 University of Hawaii 88-inch telescope, Maunakea. Observers D. J. Tholen,
M.-T. Hui. Measurer D. J. Tholen. 2.24-m f/10.1 reflector + 2112 x 2112
pixels STA1600 10k CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
240404 G96 5.59+ 2.77+ 240406 474 6.26+ 3.14+ MPO467541 +0.78 days
Orbital elements:
2019 GS1 Earth MOID = 0.0203 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5 Veres
M 211.18863 (2000.0) P Q
n 1.38547180 Peri. 337.56597 +0.99911118 +0.01662498
a 0.7969008 Node 21.58973 +0.00427008 +0.87429501
e 0.4120733 Incl. 6.04286 -0.04193588 +0.48511014
P 0.71 H 24.42 G 0.15 U 2
Residuals in seconds of arc
190402 F51 0.1- 0.1- 190404 H01 0.1+ 0.1+ 240404 G96 0.0 0.1+
190402 F51 0.4+ 0.0 190405 807 0.3+ 0.0 240404 G96 0.1+ 0.0
190404 G96 0.9- 0.1+ 190405 807 0.1+ 0.1+ 240404 G96 0.1+ 0.1+
190404 G96 0.6+ 0.0 190405 807 0.3- 0.3+ 240404 G96 0.1- 0.1-
190404 G96 0.5- 0.3+ 190405 I52 0.1- 0.1+ 240404 T12 0.0 0.0
190404 G96 1.0- 0.2- 190405 I52 0.4+ 0.0 240404 T12 0.0 0.0
190404 I52 0.6- 0.6- 190405 I52 0.1+ 0.0 240406 L87 (2.4- 2.5+)
190404 I52 0.1+ 0.0 190408 291 0.5+ 0.3+ 240406 L87 0.2- 0.3-
190404 I52 0.6+ 1.2- 190408 291 0.1+ 0.1+ 240406 L87 0.1- 0.4+
190404 I52 0.2- 0.1+ 190408 291 0.5+ 0.1+ 240406 474 0.0 0.0
190404 H01 0.2+ 0.0 190424 695 0.0 0.2- 240406 474 0.1+ 0.1+
190404 H01 0.1+ 0.0 190424 695 0.1- 0.3- 240406 474 0.1- 0.1+
190404 H01 0.2+ 0.1- 190424 695 0.1+ 0.2+ 240406 474 0.2+ 0.2+
Ephemeris:
2019 GS1 a,e,i = 0.80, 0.41, 6 q = 0.4685
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2024 03 08 15 26 30.1 -07 57 02 0.2517 1.1253 115.8 52.6 23.6
...
2024 03 23 15 14 12.6 -08 12 43 0.1633 1.1151 133.4 40.5 22.3
...
2024 03 31 14 48 41.3 -08 05 45 0.1188 1.1008 147.4 29.3 21.3
...
2024 04 06 14 08 50.8 -07 37 47 0.08891 1.0860 162.9 15.7 20.2
2024 04 07 13 59 19.9 -07 28 54 0.08444 1.0832 166.2 12.7 20.0
2024 04 08 13 48 44.6 -07 18 06 0.08018 1.0803 169.8 9.5 19.7
...
2024 04 14 12 17 50.1 -05 11 17 0.06068 1.0608 161.7 17.3 19.4
...
2024 04 22 09 30 01.0 +00 24 18 0.06000 1.0292 112.0 64.9 20.7
...
2024 05 07 06 47 07.4 +05 38 08 0.1138 0.9527 57.4 116.8 24.2
A. U. Tomatic (C) Copyright 2024 MPC M.P.E.C. 2024-G89
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