MPEC 2019-R76 : 2019 RD2
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M.P.E.C. 2019-R76 Issued 2019 September 8, 21:51 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 RD2
Observations:
K19R02D* C2019 09 05.31381 23 04 40.15 -00 55 08.9 21.6 GVER076G96
K19R02D C2019 09 05.31928 23 04 39.00 -00 55 29.2 21.2 GVER076G96
K19R02D C2019 09 05.32474 23 04 37.83 -00 55 49.5 22.3 GVER076G96
K19R02D C2019 09 05.33018 23 04 36.66 -00 56 09.9 22.4 GVER076G96
K19R02D C2019 09 05.41885 23 04 18.09 -01 01 37.9 21.6 GVER076V06
K19R02D C2019 09 05.42241 23 04 17.35 -01 01 50.6 21.9 GVER076V06
K19R02D C2019 09 05.42596 23 04 16.61 -01 02 03.8 22.3 GVER076V06
K19R02D C2019 09 05.42952 23 04 15.88 -01 02 16.8 22.1 GVER076V06
K19R02D KC2019 09 06.19556423 01 44.83 -01 49 13.9 22.5 VuER076H21
K19R02D KC2019 09 06.20164823 01 43.57 -01 49 36.0 22.1 VuER076H21
K19R02D KC2019 09 06.20773223 01 42.31 -01 49 58.4 22.2 VuER076H21
K19R02D KC2019 09 06.22811 23 01 38.67 -01 51 09.8 21.5 RoER076291
K19R02D KC2019 09 06.22966 23 01 38.35 -01 51 15.3 21.4 RoER076291
K19R02D |C2019 09 08.30152 22 54 53.67 -03 54 47.1 21.6 GUER076807
K19R02D |C2019 09 08.31635 22 54 50.71 -03 55 39.3 21.7 GUER076807
Observer details:
291 LPL/Spacewatch II. Observer R. A. Mastaler. 1.8-m f/2.7 reflector + CCD.
807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes.
1.00-m f/10.0 astrograph + CCD.
G96 Mt. Lemmon Survey. 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. 1.5-m reflector + 10K CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes. 1.3-m f/4.0
astrograph + 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 RD2 Earth MOID = 0.1816 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 Bell
M 354.39374 (2000.0) P Q
n 1.05755324 Peri. 16.18894 -0.99562088 +0.06376604
a 0.9541161 Node 166.88595 -0.07105232 -0.99138012
e 0.4659443 Incl. 17.53493 +0.06075063 -0.11445237
P 0.93 H 23.6 G 0.15 U 9
Residuals in seconds of arc
190905 G96 0.7+ 0.3+ 190905 V06 0.3- 0.1- 190906 H21 0.1+ 0.0
190905 G96 0.7+ 0.2+ 190905 V06 0.4- 0.2- 190906 291 0.5- 0.2+
190905 G96 0.3+ 0.1+ 190905 V06 0.2- 0.1- 190906 291 0.5- 0.4+
190905 G96 0.1- 0.2- 190906 H21 0.2+ 0.1+ 190908 807 0.3+ 0.1-
190905 V06 0.3- 0.6- 190906 H21 0.2+ 0.2+ 190908 807 0.1- 0.1-
Ephemeris:
2019 RD2 a,e,i = 0.95, 0.47, 18 q = 0.5096
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 08 09 00 30 03.6 +23 54 51 0.3490 1.2153 117.5 47.7 23.5
...
2019 08 24 23 46 59.7 +11 51 39 0.3142 1.2849 146.5 25.8 22.8
...
2019 09 01 23 19 24.9 +03 36 05 0.3148 1.3151 164.2 12.1 22.4
...
2019 09 07 22 59 06.3 -02 37 35 0.3272 1.3346 176.3 2.8 22.1
2019 09 08 22 55 52.5 -03 37 11 0.3303 1.3376 176.9 2.3 22.1
2019 09 09 22 52 42.4 -04 35 39 0.3336 1.3405 176.1 2.9 22.2
...
2019 09 15 22 35 14.1 -09 57 16 0.3597 1.3565 165.1 11.0 22.7
...
2019 09 23 22 16 52.3 -15 35 02 0.4077 1.3738 150.7 20.9 23.4
...
2019 10 08 21 58 38.1 -21 49 57 0.5258 1.3940 129.5 33.6 24.3
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-R76
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