[Iaude] MPEC S14: 2017 RU2 [a=2.03,e=0.53,i=0.3,H=25.9]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Sun Sep 17 12:07:16 EDT 2017


M.P.E.C. 2017-S14                                Issued 2017 Sept. 17, 16:03 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 RU2
 
Observations:
     K17R02U* C2017 09 14.41954 23 42 21.96 -10 32 58.8          18.9 oLES014T05
     K17R02U  C2017 09 14.42630 23 42 30.98 -10 32 20.1          18.5 oLES014T05
     K17R02U  C2017 09 14.43355 23 42 40.63 -10 31 39.1          18.6 oLES014T05
     K17R02U  C2017 09 14.44038 23 42 49.84 -10 30 59.1          18.5 oLES014T05
     K17R02U KC2017 09 14.90672 23 55 07.03 -09 43 39.5                UES014J95
     K17R02U KC2017 09 14.90842 23 55 09.77 -09 43 28.4                UES014J95
     K17R02U KC2017 09 14.91012 23 55 12.48 -09 43 16.4                UES014J95
     K17R02U KC2017 09 14.91182 23 55 15.24 -09 43 04.9          18.5 GUES014J95
     K17R02U bC2017 09 15.04181 23 58 42.72 -09 27 37.2                UES014204
     K17R02U bC2017 09 15.04949 23 58 55.35 -09 26 40.9          18.4 GUES014204
     K17R02U bC2017 09 15.05717 23 59 07.96 -09 25 44.5                UES014204
     K17R02U KC2017 09 15.30548100 06 36.77 -08 53 53.2          18.5 VuES014H21
     K17R02U KC2017 09 15.30830900 06 41.74 -08 53 30.4          18.6 VuES014H21
     K17R02U KC2017 09 15.31192200 06 48.09 -08 53 01.4          18.8 VuES014H21
     K17R02U KC2017 09 15.31463200 06 52.86 -08 52 39.4          18.8 VuES014H21
     K17R02U KC2017 09 15.31643800 06 56.04 -08 52 24.9          18.8 VuES014H21
     K17R02U KC2017 09 15.31878600 07 00.18 -08 52 05.7          18.7 VuES014H21
     K17R02U KC2017 09 15.55922 00 14 57.63 -08 11 33.8          18.7 VqES014E23
     K17R02U KC2017 09 15.56481 00 15 08.21 -08 10 44.8          18.3 VqES014E23
     K17R02U KC2017 09 15.57042 00 15 18.82 -08 09 55.4          18.3 VqES014E23
     K17R02U KC2017 09 15.93373 00 28 14.00 -07 20 00.0          18.0 RqES014B49
     K17R02U KC2017 09 15.93498 00 28 16.69 -07 19 47.8          18.7 RqES014B49
     K17R02U KC2017 09 15.97838 00 29 40.40 -07 13 08.3          18.3 RqES014585
     K17R02U KC2017 09 15.97903 00 29 41.79 -07 13 01.5          18.4 RqES014585
     K17R02U KC2017 09 15.97961 00 29 43.05 -07 12 55.5          18.3 RqES014585
     K17R02U KC2017 09 15.98026 00 29 44.45 -07 12 48.9          18.3 RqES014585
     K17R02U KC2017 09 15.98071 00 29 45.43 -07 12 44.2          18.0 RqES014585
     K17R02U KC2017 09 15.98130 00 29 46.68 -07 12 38.4          18.2 RqES014585
     K17R02U KC2017 09 16.34370 00 44 01.81 -06 05 53.6          18.7 VqES014W25
     K17R02U KC2017 09 16.35688 00 44 33.15 -06 03 18.7          18.4 VqES014W25
     K17R02U  C2017 09 16.93512401 11 09.054-03 57 49.61         17.7 GUES014J04
     K17R02U  C2017 09 16.93582301 11 11.024-03 57 39.95         17.8 GUES014J04
     K17R02U  C2017 09 16.93652301 11 13.040-03 57 30.09         18.4 GUES014J04
     K17R02U  C2017 09 16.93722601 11 15.024-03 57 20.52         17.9 GUES014J04
 
Observer details:
204 Schiaparelli Observatory.  Observer L. Buzzi.  0.60-m f/4.64 reflector
    + CCD.
585 Kyiv comet station.  Observer A. Baransky.  0.7-m f/4 reflector + CCD.
B49 Paus Observatory, Sabadell.  Observer J. Camarasa.  0.30-m f/4 Newtonian
    reflector + CCD.
E23 Arcadia.  Observer A. Hidas.  0.35-m f/1.9 reflector + CCD.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  0.61-m f/4.5
    astrograph + CCD.
J04 ESA Optical Ground Station, Tenerife.  Observers D. Abreu, P. Ruiz.
    Measurers M. Micheli, D. Koschny, M. Busch, E. Schwab, A. Knoefel.  1.0-m
    f/4.4 reflector + CCD.
J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
    + CCD.
T05 ATLAS-HKO, Haleakala.  Observers L. Denneau, A. Heinze, H. Weiland,
    B. Stalder, J. Tonry.  Measurers L. Denneau, A. Heinze, J. Tonry.  0.5-m
    f/2.0 Schmidt + CCD.
W25 RMS Observatory, Cincinnati.  Observer B. Rowe.  0.35-m Schmidt-Cassegrain
    + CCD.
 
Orbital elements:
2017 RU2                                                 Earth MOID = 0.0019 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
M 346.31672              (2000.0)            P               Q
n   0.33998167     Peri.  356.61764     +0.88210527     -0.47104198
a   2.0331327      Node    31.48492     +0.43232216     +0.80692969
e   0.5256456      Incl.    0.34235     +0.18705036     +0.35634804
P   2.90           H   25.9           G   0.15           U   6
Residuals in seconds of arc
170914 T05  0.7+  0.5+    170915 H21  0.1+  0.1-    170915 585  0.3-  0.2+
170914 T05  0.4+  0.4+    170915 H21  0.0   0.2-    170915 585  0.3-  0.1+
170914 T05  0.5-  0.4-    170915 H21  0.0   0.0     170915 585  0.1-  0.2+
170914 T05  0.1+  0.0     170915 H21  0.1-  0.1-    170915 585  0.5-  0.0
170914 J95  0.3-  0.1-    170915 H21  0.1-  0.1+    170916 W25  0.8+  0.1+
170914 J95  0.0   0.4-    170915 E23  0.6-  0.1+    170916 W25  0.1+  0.2+
170914 J95  0.2-  0.1+    170915 E23  0.0   0.1+    170916 J04  0.1-  0.0
170914 J95  0.3+  0.2+    170915 E23  0.2+  0.2+    170916 J04  0.3-  0.1-
170915 204  0.1+  0.0     170915 B49  0.6+  0.1-    170916 J04  0.2+  0.0
170915 204  0.6+  0.1+    170915 B49  0.9+  0.3-    170916 J04  0.0   0.3-
170915 204  0.2+  0.1+    170915 585  0.2-  0.0
170915 H21  0.1+  0.1-    170915 585  0.4-  0.1+

Ephemeris:
2017 RU2                 a,e,i = 2.03, 0.53, 0                   q = 0.9644
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2017 08 18    21 43 53.5 -15 51 45   0.1790  1.1911   177.0     2.5    22.8
...
2017 09 02    22 00 39.2 -15 41 44   0.09104 1.0978   166.9    12.1    21.6
...
2017 09 10    22 37 40.6 -14 13 49   0.04943 1.0553   167.3    12.1    20.2
...
2017 09 16    00 30 30.4 -07 04 14   0.02295 1.0277   165.4    14.3    18.6
2017 09 17    01 13 54.2 -03 38 58   0.01998 1.0235   156.1    23.5    18.6
2017 09 18    02 08 48.5 +00 53 31   0.01803 1.0194   143.1    36.3    18.7
...
2017 09 24    06 50 36.3 +17 42 59   0.03142 0.9976    78.9    99.4    22.0
...
2017 10 02    08 12 38.9 +18 23 01   0.06895 0.9766    67.5   108.8    24.1
...
2017 10 17    08 52 42.2 +17 36 20   0.1416  0.9645    72.9    99.1    25.2

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-S14




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