MPEC 2019-J69 : 2019 JR2
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M.P.E.C. 2019-J69 Issued 2019 May 8, 16:23 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 JR2
Observations:
K19J02R* C2019 05 04.31798 13 33 43.89 -22 08 31.4 20.1 GVEJ069G96
K19J02R C2019 05 04.32312 13 33 45.40 -22 09 18.5 20.1 GVEJ069G96
K19J02R C2019 05 04.32826 13 33 46.90 -22 10 06.3 20.8 GVEJ069G96
K19J02R C2019 05 04.33341 13 33 48.39 -22 10 53.4 20.1 GVEJ069G96
K19J02R C2019 05 04.34516 13 33 51.90 -22 12 40.0 20.0 GVEJ069I52
K19J02R C2019 05 04.34683 13 33 52.37 -22 12 55.2 VEJ069I52
K19J02R C2019 05 04.34850 13 33 52.85 -22 13 10.5 19.5 GVEJ069I52
K19J02R C2019 05 04.35016 13 33 53.34 -22 13 25.2 20.1 GVEJ069I52
K19J02R |C2019 05 05.17822 13 38 30.51 -23 55 22.9 20.7 VuEJ069807
K19J02R |C2019 05 05.18393 13 38 31.49 -23 55 58.6 20.4 VuEJ069807
K19J02R |C2019 05 05.18950 13 38 32.51 -23 56 32.7 20.6 VuEJ069807
K19J02R C2019 05 06.19693 13 42 30.81 -25 26 01.4 21.2 GVEJ069V06
K19J02R C2019 05 06.19827 13 42 30.94 -25 26 07.3 20.9 GVEJ069V06
K19J02R KC2019 05 06.19881 13 42 31.22 -25 26 08.2 21.2 RoEJ069691
K19J02R C2019 05 06.19961 13 42 31.09 -25 26 13.0 20.9 GVEJ069V06
K19J02R C2019 05 06.20095 13 42 31.23 -25 26 18.7 20.8 GVEJ069V06
K19J02R KC2019 05 06.20978 13 42 32.52 -25 26 55.9 oEJ069691
K19J02R KC2019 05 07.42170913 45 45.48 -26 32 28.3 21.7 GVEJ069474
K19J02R KC2019 05 07.42875013 45 46.08 -26 32 49.1 21.7 GVEJ069474
K19J02R KC2019 05 07.43578813 45 46.63 -26 33 09.6 21.6 GVEJ069474
K19J02R C2019 05 08.19911 13 47 21.52 -27 07 47.4 21.9 GVEJ069V06
K19J02R C2019 05 08.20228 13 47 21.73 -27 07 54.5 22.0 GVEJ069V06
K19J02R C2019 05 08.20546 13 47 21.86 -27 08 02.1 21.7 GVEJ069V06
K19J02R C2019 05 08.20863 13 47 22.03 -27 08 08.9 21.8 GVEJ069V06
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.
807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes.
0.61-m f/6.5 astrograph + CCD.
G96 Mt. Lemmon Survey. Observers R. A. Kowalski, D. Rankin. 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, D. Rankin, R. L. Seaman, F. C. Shelly. 1.5-m reflector +
10K 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, D. Rankin, R. L. Seaman, F. C. Shelly.
1.0-m reflector + CCD.
V06 Catalina Sky Survey-Kuiper. Observer B. M. Africano. 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, D. Rankin, R. L. Seaman, F. C. Shelly. 1.55-m reflector +
CCD.
Orbital elements:
2019 JR2 Earth MOID = 0.0035 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 37.40169 (2000.0) P Q
n 0.68963959 Peri. 89.99440 -0.64614208 -0.75743902
a 1.2687847 Node 40.76659 +0.63063850 -0.59903505
e 0.4440384 Incl. 8.25345 +0.42987845 -0.25969819
P 1.43 H 27.1 G 0.15 U 7
Residuals in seconds of arc
190504 G96 0.0 0.1+ 190505 807 0.1- 0.1+ 190506 691 0.6+ 0.2-
190504 G96 0.2+ 0.5+ 190505 807 0.7- 0.2- 190507 474 0.3- 0.2+
190504 G96 0.1+ 0.1- 190505 807 0.4- 0.0 190507 474 0.0 0.1-
190504 G96 0.2- 0.1- 190506 V06 0.3+ 0.1+ 190507 474 0.3- 0.3-
190504 I52 0.4+ 0.1+ 190506 V06 0.0 0.0 190508 V06 0.1+ 0.2-
190504 I52 0.1+ 0.1- 190506 691 0.2+ 0.1+ 190508 V06 0.5+ 0.1+
190504 I52 0.1- 0.3- 190506 V06 0.1- 0.1+ 190508 V06 0.2- 0.1-
190504 I52 0.2- 0.1- 190506 V06 0.4- 0.2+ 190508 V06 0.3- 0.4+
Ephemeris:
2019 JR2 a,e,i = 1.27, 0.44, 8 q = 0.7054
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 04 08 02 03 03.9 +31 37 25 0.1839 0.8435 28.2 145.9 30.8
...
2019 04 23 02 15 10.8 +36 17 55 0.06000 0.9509 24.3 154.3 30.2
...
2019 05 01 11 51 26.6 +24 21 00 0.0065271.0112 124.8 54.9 18.2
...
2019 05 07 13 44 42.3 -26 12 17 0.05012 1.0565 161.3 17.8 21.6
2019 05 08 13 46 55.3 -26 58 05 0.05796 1.0640 160.8 18.2 22.0
2019 05 09 13 48 41.0 -27 32 31 0.06584 1.0716 160.2 18.6 22.3
...
2019 05 15 13 55 07.2 -29 12 06 0.1139 1.1164 157.0 20.7 23.6
...
2019 05 23 14 00 43.6 -29 49 01 0.1806 1.1751 152.2 23.7 24.8
...
2019 06 07 14 12 14.7 -29 53 53 0.3164 1.2800 142.3 29.0 26.4
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-J69
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