[Iaude] MPEC R79: 2019 RG2 [a=1.80,e=0.71,i=6.4,H=27.4]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Sun Sep 8 18:03:50 EDT 2019


M.P.E.C. 2019-R79                             Issued 2019 September 8, 22:01 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 at CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714

                                    2019 RG2                                    


Observations:
     K19R02G* C2019 09 07.32465 23 15 23.57 -11 43 57.3          20.1 GVER079G96
     K19R02G  C2019 09 07.32934 23 15 20.10 -11 44 02.9          20.5 GVER079G96
     K19R02G  C2019 09 07.33404 23 15 16.73 -11 44 08.4          20.3 GVER079G96
     K19R02G  C2019 09 07.39789 23 14 29.37 -11 45 22.0          20.8 GVER079I52
     K19R02G  C2019 09 07.39886 23 14 28.59 -11 45 23.8          19.6 GVER079I52
     K19R02G  C2019 09 07.39984 23 14 27.87 -11 45 24.6          20.3 GVER079I52
     K19R02G KC2019 09 07.99124123 06 01.18 -12 02 53.2          19.5 GVER079J95
     K19R02G KC2019 09 07.99544023 05 55.92 -12 03 01.4          20.0 GVER079J95
     K19R02G KC2019 09 07.99999923 05 50.12 -12 03 11.3          19.6 GVER079J95
     K19R02G KC2019 09 08.23839 23 00 29.94 -12 11 36.6          18.9 VqER079850
     K19R02G KC2019 09 08.24577 23 00 17.37 -12 11 56.2          19.7 VqER079850
     K19R02G KC2019 09 08.24657 23 00 16.03 -12 11 58.4          19.3 RuER079850
     K19R02G |C2019 09 08.24777 23 00 07.26 -12 04 18.8          19.0 VuER079807
     K19R02G |C2019 09 08.25102 23 00 01.65 -12 04 26.2          19.2 VuER079807
     K19R02G KC2019 09 08.25314 23 00 04.79 -12 12 15.8          19.4 VqER079850
     K19R02G KC2019 09 08.25354 23 00 04.04 -12 12 16.8          19.1 RuER079850
     K19R02G |C2019 09 08.25459 22 59 55.51 -12 04 33.9          19.2 VuER079807
     K19R02G |C2019 09 08.25792 22 59 49.72 -12 04 41.4          19.3 VuER079807
     K19R02G KC2019 09 08.26025 22 59 52.39 -12 12 34.4          19.1 RuER079850
     K19R02G KC2019 09 08.26050 22 59 52.06 -12 12 34.9          19.7 VqER079850
     K19R02G KC2019 09 08.26786 22 59 39.24 -12 12 54.0          19.3 VqER079850
     K19R02G KC2019 09 08.55139 22 50 36.36 -12 18 16.3          19.1 VqER079E23
     K19R02G KC2019 09 08.56250 22 50 07.60 -12 18 54.5          18.7 VqER079E23
     K19R02G KC2019 09 08.57361 22 49 38.32 -12 19 32.1          18.4 VqER079E23

Observer details:
807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes.  
    0.61-m f/6.5 astrograph + CCD.
850 Cordell-Lorenz Observatory, Sewanee.  Observer D. T. Durig.  0.30-m f/7.2 
   Schmidt-Cassegrain + 3326x2504 CCD, 0.3-m f/7.8 Schmidt-Cassegrain.
E23 Arcadia.  Observer A. Hidas.  0.35-m f/1.9 reflector + 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, D. 
   Rankin, R. L. Seaman, F. C. Shelly.  1.5-m reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station.  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.  1.0-m 
   reflector + CCD.
J95 Great Shefford.  Observer P. Birtwhistle.  0.41-m f/6.3 Schmidt-Cassegrain 
   + CCD.

Orbital elements:
2019 RG2                                                 Earth MOID = 0.0009 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 Bell
M 284.76668              (2000.0)            P               Q
n   0.40843930     Peri.  100.14159     +0.06759246     -0.99734338
a   1.7990823      Node   345.89688     +0.86619548     +0.07216759
e   0.7119476      Incl.    6.39865     +0.49511277     +0.00990006
P   2.41           H   27.4           G   0.15           U   7
Residuals in seconds of arc
190907 G96  0.3+  0.1+    190907 J95  0.0   0.2+    190908 807  0.4+  0.1+
190907 G96  0.8-  0.1+    190908 850  1.1-  0.0     190908 807  0.1+  0.0
190907 G96  0.1-  0.2+    190908 850  1.2-  0.0     190908 850  1.3-  0.2+
190907 I52  0.3+  0.3+    190908 850  0.8-  0.1-    190908 850  0.3+  0.3+
190907 I52  0.4-  0.4-    190908 807  0.3+  0.0     190908 850  0.9+  0.7+
190907 I52  0.2-  0.1-    190908 807  0.0   0.2-    190908 E23  0.3+  0.3+
190907 J95  0.2+  0.6-    190908 850  0.1-  0.1-    190908 E23  0.3+  0.3-
190907 J95  0.5+  0.2+    190908 850  0.9-  0.0     190908 E23  0.1+  0.2-

Ephemeris:
2019 RG2                 a,e,i = 1.80, 0.71, 6                   q = 0.5182
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2019 08 09    23 31 45.1 -10 56 22   0.4295  1.3910   146.0    24.0    27.4
...
2019 08 24    23 35 44.6 -10 53 00   0.2177  1.2168   158.8    17.5    25.4
...
2019 09 01    23 33 38.8 -11 02 33   0.1124  1.1189   166.2    12.4    23.6
...
2019 09 07    23 18 23.3 -11 35 13   0.03570 1.0434   173.1     6.6    20.8
2019 09 08    23 05 50.7 -11 57 31   0.02310 1.0307   174.0     5.9    19.7
2019 09 09    22 23 44.4 -12 55 41   0.01074 1.0179   166.9    12.9    18.4
...
2019 09 15    11 52 28.6 +10 23 33   0.06619 0.9406     9.1   170.2
...
2019 09 23    11 44 52.0 +10 27 22   0.1706  0.8367    10.7   167.1
...
2019 10 08    11 46 19.4 +08 59 09   0.3926  0.6519    21.9   145.1    32.0

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-R79




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