[Iaude] MPEC R128: 2016 RK20 [a=1.72,e=0.34,i=8.6,H=24.5]

[mpec at mpc.eps.harvard.edu]

M.P.E.C. 2016-R128                               Issued 2016 Sept. 11, 02:21 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 RK20
 
Observations:
     K16R20K* C2016 09 08.48419 00 46 50.107-12 32 31.74         21.7 wLER128F51
     K16R20K  C2016 09 08.49520 00 46 51.630-12 32 57.70         22.0 wLER128F51
     K16R20K  C2016 09 08.50619 00 46 53.138-12 33 22.89         21.8 wLER128F51
     K16R20K  C2016 09 08.51720 00 46 54.681-12 33 48.67         21.7 wLER128F51
     K16R20K  C2016 09 09.34063 00 49 06.37 -13 05 29.0          21.6 VqER128G96
     K16R20K  C2016 09 09.34365 00 49 06.70 -13 05 37.8          21.8 VqER128G96
     K16R20K  C2016 09 09.34667 00 49 07.16 -13 05 43.8          22.1 VqER128G96
     K16R20K  C2016 09 09.34968 00 49 07.56 -13 05 50.9          21.9 VqER128G96
     K16R20K |C2016 09 10.32644 00 51 34.52 -13 41 02.7          22.1 VuER128807
     K16R20K |C2016 09 10.33429 00 51 35.51 -13 41 20.4          22.3 VuER128807
     K16R20K |C2016 09 10.34236 00 51 36.56 -13 41 37.8          22.3 VuER128807
 
Observer details:
807 Cerro Tololo.  Observers T. Linder, R. Holmes.  0.41-m f/11
    Ritchey-Chretien + CCD, 0.61-m f/6.5 astrograph + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers B. Gibson, T. Goggia, N. Primak,
    A. Schultz, M. Willman.  Measurers K. Chambers, S. Chastel, L. Denneau,
    H. Flewelling, M. Huber, E. Lilly, E. Magnier, R. Wainscoat, C. Waters,
    R. Weryk.  1.8-m Ritchey-Chretien + 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.
 
Orbital elements:
2016 RK20                                                Earth MOID = 0.1191 AU
Epoch 2016 July 31.0 TT = JDT 2457600.5                 MPC
M 351.38806              (2000.0)            P               Q
n   0.43816800     Peri.  175.52557     +0.86576136     +0.49631509
a   1.7167575      Node   154.40130     -0.46365192     +0.84377872
e   0.3418572      Incl.    8.55242     -0.18837243     +0.20422732
P   2.25           H   24.5           G   0.15           U   8
Residuals in seconds of arc
160908 F51  0.0   0.0     160909 G96  0.4+  1.0+    160910 807  0.3+  0.6+
160908 F51  0.0   0.2-    160909 G96  0.7-  0.9-    160910 807  0.1-  0.2-
160908 F51  0.1-  0.2+    160909 G96  0.0   0.1-    160910 807  0.1-  0.3-
160908 F51  0.2+  0.1+    160909 G96  0.0   0.3-

Ephemeris:
2016 RK20                a,e,i = 1.72, 0.34, 9                   q = 1.1299
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2016 08 12    22 55 40.9 +08 45 46   0.1377  1.1322   147.8    28.5    21.7
...
2016 08 27    00 04 09.7 -02 59 22   0.1337  1.1320   154.0    23.0    21.5
...
2016 09 04    00 33 33.8 -09 24 23   0.1425  1.1391   154.9    22.1    21.6
...
2016 09 10    00 50 46.7 -13 29 22   0.1536  1.1476   154.7    22.1    21.8
2016 09 11    00 53 14.5 -14 05 29   0.1557  1.1493   154.6    22.1    21.8
2016 09 12    00 55 35.6 -14 40 10   0.1580  1.1510   154.5    22.1    21.9
...
2016 09 18    01 07 26.2 -17 38 26   0.1734  1.1630   153.9    22.3    22.1
...
2016 09 26    01 17 52.5 -20 19 38   0.1982  1.1826   153.0    22.7    22.4
...
2016 10 11    01 26 26.6 -21 58 36   0.2577  1.2292   150.6    23.5    23.1

A. U. Tomatic                (C) Copyright 2016 MPC           M.P.E.C. 2016-R128