[Iaude] MPEC R141: 2016 RR20 [a=4.28,e=0.81,i=36.8,H=17.8]

mpec at mpc.eps.harvard.edu mpec at mpc.eps.harvard.edu
Sun Sep 11 22:15:16 EDT 2016


M.P.E.C. 2016-R141                               Issued 2016 Sept. 12, 02:12 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 http://www.minorplanetcenter.net/    ISSN 1523-6714


                                   2016 RR20
 
Observations:
     K16R20R* C2016 09 09.19466 16 38 08.95 +23 45 41.7          20.4 VqER141G96
     K16R20R  C2016 09 09.19749 16 38 09.58 +23 45 38.3          21.2 VqER141G96
     K16R20R  C2016 09 09.20034 16 38 10.20 +23 45 34.8          21.1 VqER141G96
     K16R20R  C2016 09 09.20316 16 38 10.88 +23 45 31.9          20.6 VqER141G96
     K16R20R  C2016 09 09.21716 16 38 14.20 +23 45 18.1          20.5 VqER141G96
     K16R20R  C2016 09 09.21774 16 38 14.34 +23 45 17.6          21.2 VqER141G96
     K16R20R  C2016 09 10.13127 16 41 49.89 +23 29 50.8          20.7 VqER141G96
     K16R20R KC2016 09 10.13246 16 41 50.25 +23 29 49.7          19.4 RoER141291
     K16R20R  C2016 09 10.13402 16 41 50.59 +23 29 48.1          21.1 VqER141G96
     K16R20R KC2016 09 10.13568 16 41 51.05 +23 29 46.6          19.2 RoER141291
     K16R20R  C2016 09 10.13672 16 41 51.18 +23 29 45.2          21.3 VqER141G96
     K16R20R KC2016 09 10.13891 16 41 51.68 +23 29 44.0                oER141291
     K16R20R KC2016 09 11.11458 16 45 39.05 +23 13 09.6          20.2 RoER141291
     K16R20R KC2016 09 11.11908 16 45 40.07 +23 13 04.8          20.2 RoER141291
     K16R20R KC2016 09 11.12359 16 45 41.11 +23 13 00.4          20.3 RoER141291
     K16R20R KC2016 09 11.86057 16 48 30.85 +23 00 25.9                qER141J95
     K16R20R FC2016 09 11.90179 16 48 40.17 +22 59 43.2                qER141J95
     K16R20R KC2016 09 11.91690 16 48 43.72 +22 59 27.8                qER141J95
 
Observer details:
291 LPL/Spacewatch II.  Observers J. V. Scotti, R. S. McMillan.  1.8-m f/2.7
    reflector + CCD.
G96 Mt. Lemmon Survey.  Observer A. R. Gibbs.  Measurers E. J. Christensen,
    D. C. Fuls, A. R. Gibbs, A. D. Grauer, J. A. Johnson, R. A. Kowalski,
    S. M. Larson, G. J. Leonard, R. G. Matheny, R. L. Seaman, F. C. Shelly.
    1.5-m reflector + 10K CCD.
J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
    + CCD.
 
Orbital elements:
2016 RR20                                                Earth MOID = 0.2046 AU
Epoch 2016 July 31.0 TT = JDT 2457600.5                 MPC
M   3.94569              (2000.0)            P               Q
n   0.11126141     Peri.    2.34248     -0.86568898     +0.41313920
a   4.2812737      Node   208.13346     -0.46847094     -0.86762199
e   0.8132562      Incl.   36.83151     -0.17640173     +0.27667324
P   8.86           H   17.8           G   0.15           U   6
Residuals in seconds of arc
160909 G96  0.6+  0.4+    160910 G96  1.0-  0.2-    160911 291  0.1-  0.1-
160909 G96  0.1+  0.1-    160910 291  0.1+  0.2-    160911 291  0.2-  0.3-
160909 G96  0.7-  0.7-    160910 G96  0.2-  0.1-    160911 291  0.1-  0.0
160909 G96  0.5-  0.7-    160910 291  0.8+  0.0     160911 J95  0.1+  0.1+
160909 G96  0.3-  0.1-    160910 G96  0.7-  0.2-    160911 J95  1.0-  0.2-
160909 G96  0.2-  0.0     160910 291  0.8-  0.8+    160911 J95  0.4+  0.0

Ephemeris:
2016 RR20                a,e,i = 4.28, 0.81, 37                  q = 0.7995
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2016 08 13    14 28 52.6 +29 35 10   0.9779  1.1339    69.4    56.8    20.1
...
2016 08 28    15 45 46.5 +26 59 40   1.0920  1.3029    76.5    48.9    20.4
...
2016 09 05    16 21 05.3 +24 55 42   1.1710  1.3954    79.2    45.2    20.6
...
2016 09 11    16 45 12.5 +23 15 09   1.2381  1.4651    80.8    42.7    20.7
2016 09 12    16 49 02.8 +22 58 08   1.2499  1.4767    81.0    42.3    20.8
2016 09 13    16 52 50.1 +22 41 06   1.2618  1.4884    81.2    41.9    20.8
...
2016 09 19    17 14 34.8 +20 59 18   1.3374  1.5579    82.1    39.7    21.0
...
2016 09 27    17 41 12.9 +18 48 06   1.4476  1.6502    82.5    37.0    21.2
...
2016 10 12    18 25 20.6 +15 10 33   1.6802  1.8208    81.4    32.8    21.6

A. U. Tomatic                (C) Copyright 2016 MPC           M.P.E.C. 2016-R141




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