MPEC 2023-G43 : 2019 JK5
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M.P.E.C. 2023-G43 Issued 2023 April 9, 14:05 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@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2019 JK5
Revision to MPEC 2019-J107
Additional Observations:
K19J05K C2015 04 23.38343 15 21 05.79 +41 50 59.1 21.5 GVEG043703
K19J05K C2015 04 23.38900 15 21 02.24 +41 50 23.4 20.6 GVEG043703
K19J05K C2015 04 23.39968 15 20 55.49 +41 49 16.5 20.1 GVEG043703
K19J05K KC2023 04 08.41516918 06 10.145+22 52 15.42 21.89GVEG043I52
K19J05K KC2023 04 08.42199318 06 07.560+22 52 05.05 20.65GVEG043I52
K19J05K KC2023 04 08.43488918 06 02.448+22 51 46.15 21.43GVEG043I52
K19J05K KC2023 04 08.43748618 06 01.390+22 51 42.59 21.56GVEG043I52
Observer details:
703 Catalina Sky Survey. Observer D. C. Fuls. Measurers B. Gray, D. Rankin,
F. C. Shelly. 0.68-m Schmidt + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer R. A. Kowalski.
Measurers E. J. Christensen, 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, A. Serrano, F. C. Shelly,
K. W. Wierzchos. 1.0-m prime focus + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
150423 703 0.33- 0.60- 230408 I52 0.09- 0.48- MPO477917 +0.17 days
Orbital elements:
2019 JK5 Earth MOID = 0.2182 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres
M 17.50036 (2000.0) P Q
n 0.74151877 Peri. 33.70834 -0.00515599 -0.95201840
a 1.2088932 Node 58.39580 +0.81973412 -0.17927964
e 0.5485284 Incl. 21.05618 +0.57272104 +0.24803182
P 1.33 H 21.52 G 0.15 U 0
Residuals in seconds of arc
150423 703 0.5+ 0.3- 190509 807 0.4- 0.2- 190513 691 0.2+ 0.0
150423 703 0.2+ 0.7- 190509 658 0.0 1.4+ 190513 691 0.2- 0.3-
150423 703 0.2+ 0.2+ 190509 658 0.3- 1.0+ 190514 I52 0.0 0.1-
190406 C51 0.2+ 0.4+ 190509 658 0.0 0.8+ 190514 I52 0.2- 0.3-
190406 C51 0.9- 0.4+ 190509 658 0.1+ 1.0+ 190514 I52 0.2+ 0.0
190406 C51 0.3+ 0.1- 190509 658 0.2- 0.8+ 190603 F51 0.1+ 0.1+
190407 C51 0.2+ 0.1+ 190509 I52 0.5- 0.8- 190603 F51 0.1+ 0.2-
190427 G96 0.0 0.2- 190509 I52 0.0 0.1- 190603 F51 0.1+ 0.1+
190427 G96 0.3- 0.2+ 190509 I52 0.0 0.4+ 190603 F51 0.1+ 0.1+
190508 F51 0.0 0.1- 190509 I52 0.0 0.1+ 230408 I52 0.7- 0.4+
190508 F51 0.0 0.1- 190510 L01 0.4- 0.0 230408 I52 0.5+ 0.0
190508 F51 0.1+ 0.0 190510 L01 0.1- 0.1- 230408 I52 0.3- 0.2-
190509 807 0.3+ 0.2- 190510 L01 0.7- 0.3- 230408 I52 0.8- 0.0
190509 807 0.3- 0.5- 190513 691 0.1- 0.0
Ephemeris:
2019 JK5 a,e,i = 1.21, 0.55, 21 q = 0.5458
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 03 10 20 43 29.2 +26 57 21 0.3717 0.7993 48.9 110.6 23.1
...
2023 03 25 19 28 21.5 +26 43 20 0.3230 0.9524 72.7 88.4 22.1
...
2023 04 02 18 44 57.9 +25 04 02 0.3010 1.0314 87.6 75.5 21.6
...
2023 04 08 18 08 47.4 +23 02 33 0.2877 1.0886 100.0 64.9 21.3
2023 04 09 18 02 25.1 +22 37 39 0.2860 1.0980 102.2 63.0 21.2
2023 04 10 17 55 57.2 +22 11 18 0.2843 1.1073 104.4 61.2 21.2
...
2023 04 16 17 15 30.2 +19 01 42 0.2787 1.1618 118.3 49.5 20.9
...
2023 04 24 16 20 10.7 +13 31 56 0.2859 1.2311 137.3 33.6 20.7
...
2023 05 09 14 54 46.5 +02 21 40 0.3566 1.3505 160.4 14.5 20.7
A. U. Tomatic (C) Copyright 2023 MPC M.P.E.C. 2023-G43
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