[Iaude] MPEC S67: 2017 RR16 [a=2.02,e=0.47,i=14.5,H=21.7]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Tue Sep 19 22:11:35 EDT 2017


M.P.E.C. 2017-S67                                Issued 2017 Sept. 20, 02:07 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


                                   2017 RR16
 
Observations:
     K17R16R  C2017 08 22.53665 01 30 32.145+00 12 10.19         21.6 wLES067F51
     K17R16R  C2017 08 22.56459 01 30 29.026+00 12 54.01         22.3 wLES067F51
     K17R16R  C2017 08 22.57858 01 30 27.463+00 13 15.91         22.1 wLES067F51
     K17R16R  C2017 08 31.55521 01 12 46.474+03 52 02.36         21.9 wLES067F51
     K17R16R  C2017 08 31.56795 01 12 44.669+03 52 19.61         21.1 wLES067F51
     K17R16R* C2017 09 15.45414 00 37 38.320+08 23 57.74         21.8 wLES067F51
     K17R16R  C2017 09 15.46624 00 37 36.487+08 24 08.03         21.9 wLES067F51
     K17R16R  C2017 09 15.47841 00 37 34.629+08 24 18.04         21.7 wLES067F51
     K17R16R  C2017 09 15.49060 00 37 32.795+08 24 28.54         21.6 wLES067F51
     K17R16R KC2017 09 16.28222000 35 39.32 +08 35 09.7          21.8 VuES067H21
     K17R16R KC2017 09 16.29563100 35 37.30 +08 35 20.6          22.7 VuES067H21
     K17R16R KC2017 09 16.31026000 35 35.11 +08 35 32.1          21.6 VuES067H21
     K17R16R _C2017 09 16.44068000 35 16.862+08 37 22.79         21.3 GUES067568
     K17R16R _C2017 09 16.44169800 35 16.710+08 37 23.58         21.4 GUES067568
     K17R16R _C2017 09 16.44264600 35 16.570+08 37 24.34         21.3 GUES067568
     K17R16R _C2017 09 16.45999100 35 13.958+08 37 38.20         21.3 GUES067568
     K17R16R _C2017 09 16.46093800 35 13.815+08 37 38.98         21.3 GUES067568
     K17R16R _C2017 09 16.46188500 35 13.672+08 37 39.72         21.4 GUES067568
     K17R16R KC2017 09 18.48857 00 30 25.59 +09 03 18.5          21.3 RoES067291
     K17R16R KC2017 09 18.49273 00 30 24.97 +09 03 21.4          21.4 RoES067291
     K17R16R KC2017 09 18.49689 00 30 24.39 +09 03 24.2          21.3 RoES067291
     K17R16R  C2017 09 19.28471 00 28 35.61 +09 12 46.4          21.6 VqES067I52
     K17R16R  C2017 09 19.28855 00 28 35.02 +09 12 48.9          21.5 VqES067I52
     K17R16R  C2017 09 19.29240 00 28 34.47 +09 12 51.3                qES067I52
     K17R16R  C2017 09 19.29625 00 28 33.88 +09 12 54.6                qES067I52
 
Observer details:
291 LPL/Spacewatch II.  Observer T. H. Bressi.  1.8-m f/2.7 reflector + CCD.
568 Mauna Kea.  Observers R. J. Wainscoat, C. Crowder.  Measurers M. Micheli,
    R. J. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, 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.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  0.81-m f/4.0
    astrograph + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer R. G. Matheny.
    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.  1.0-m reflector + CCD.
 
Orbital elements:
2017 RR16                                                Earth MOID = 0.2063 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
M  27.44140              (2000.0)            P               Q
n   0.34356705     Peri.  285.51510     +0.16301076     +0.98623910
a   2.0189631      Node   353.67068     -0.78196194     +0.11210812
e   0.4723049      Incl.   14.48067     -0.60163362     +0.12150802
P   2.87           H   21.7           G   0.15           U   4
Residuals in seconds of arc
170822 F51  0.1-  0.1+    170916 H21  0.2+  0.2-    170918 291  0.1-  0.2+
170822 F51  0.0   0.0     170916 H21  0.1-  0.1-    170918 291  0.4-  0.1+
170822 F51  0.1+  0.1-    170916 H21  0.2-  0.3-    170918 291  0.1-  0.1-
170831 F51  0.2+  0.1-    170916 568  0.0   0.0     170919 I52  0.3+  0.1+
170831 F51  0.3-  0.1+    170916 568  0.1+  0.1-    170919 I52  0.2-  0.1-
170915 F51  0.1+  0.1-    170916 568  0.1+  0.1-    170919 I52  0.0   0.4-
170915 F51  0.1+  0.0     170916 568  0.1+  0.1-    170919 I52  0.5-  0.2+
170915 F51  0.1-  0.1-    170916 568  0.1+  0.0
170915 F51  0.1+  0.3+    170916 568  0.1+  0.1-

Ephemeris:
2017 RR16                a,e,i = 2.02, 0.47, 14                  q = 1.0654
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2017 08 21    01 33 06.4 -00 28 29   0.4012  1.2889   126.0    39.4    21.8
...
2017 09 05    01 02 43.1 +05 26 21   0.4231  1.3790   145.8    24.2    21.7
...
2017 09 13    00 43 33.3 +07 48 08   0.4480  1.4292   156.9    16.0    21.6
...
2017 09 19    00 29 15.0 +09 09 33   0.4744  1.4676   164.7    10.4    21.6
2017 09 20    00 26 56.4 +09 21 04   0.4795  1.4740   165.8     9.6    21.6
2017 09 21    00 24 39.7 +09 32 02   0.4848  1.4804   166.9     8.8    21.6
...
2017 09 27    00 11 49.1 +10 26 45   0.5209  1.5191   171.1     5.9    21.7
...
2017 10 05    23 57 34.0 +11 15 05   0.5805  1.5710   166.9     8.3    22.1
...
2017 10 20    23 41 09.3 +11 59 47   0.7250  1.6680   151.2    16.7    23.0

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-S67




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