[Iaude] MPEC R47: 2017 RK1 [a=2.21,e=0.43,i=9.1,H=20.5]

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


M.P.E.C. 2017-R47                                Issued 2017 Sept. 12, 11:04 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 RK1
 
Observations:
     K17R01K* C2017 09 02.43486 00 57 02.208+15 10 11.67         19.2 iLER047F51
     K17R01K  C2017 09 02.44590 00 57 03.908+15 10 01.98         19.3 iLER047F51
     K17R01K  C2017 09 02.45702 00 57 05.617+15 09 52.23         19.3 iLER047F51
     K17R01K KC2017 09 04.28238001 02 02.64 +14 40 54.4          19.2 VuER047H21
     K17R01K KC2017 09 04.28698001 02 03.32 +14 40 50.0          19.0 VuER047H21
     K17R01K KC2017 09 04.29481201 02 04.54 +14 40 42.6          19.3 VuER047H21
     K17R01K KC2017 09 06.07515 01 06 49.30 +14 09 37.3                uER047118
     K17R01K KC2017 09 06.08218 01 06 50.35 +14 09 29.6                uER047118
     K17R01K KC2017 09 06.08922 01 06 51.39 +14 09 21.5                uER047118
     K17R01K KC2017 09 06.09625 01 06 52.46 +14 09 13.9                uER047118
     K17R01K KC2017 09 06.26888801 07 20.97 +14 06 08.8          20.1 VuER047H21
     K17R01K KC2017 09 06.26984401 07 21.04 +14 06 07.5          20.0 VuER047H21
     K17R01K KC2017 09 06.27470901 07 21.77 +14 06 02.3          20.1 VuER047H21
     K17R01K KC2017 09 06.27670701 07 22.08 +14 05 59.8          20.2 VuER047H21
     K17R01K KC2017 09 06.28157201 07 22.79 +14 05 54.9          20.0 VuER047H21
     K17R01K KC2017 09 06.28192001 07 22.84 +14 05 54.2          20.2 VuER047H21
     K17R01K KC2017 09 06.28452601 07 23.23 +14 05 51.5          20.2 VuER047H21
     K17R01K KC2017 09 10.16916 01 17 25.55 +12 47 58.6          19.3 VqER047W34
     K17R01K KC2017 09 10.18196 01 17 27.42 +12 47 43.2          19.4 VqER047W34
     K17R01K KC2017 09 10.19218 01 17 28.85 +12 47 29.4          19.3 VqER047W34
     K17R01K  C2017 09 11.29160501 20 12.94 +12 23 12.5          19.3 GUER047H01
     K17R01K  C2017 09 11.29881201 20 13.93 +12 23 02.9          19.5 GUER047H01
     K17R01K  C2017 09 11.30750801 20 15.14 +12 22 51.3          19.2 GUER047H01
     K17R01K  C2017 09 11.31597501 20 16.31 +12 22 40.0          19.1 GUER047H01
     K17R01K KC2017 09 11.98240 01 21 54.54 +12 07 20.0          18.1 GUER047J69
     K17R01K KC2017 09 11.99254 01 21 55.95 +12 07 05.7          18.0 GUER047J69
     K17R01K KC2017 09 12.05177 01 22 04.21 +12 05 44.1                UER047J95
     K17R01K KC2017 09 12.05762 01 22 05.01 +12 05 36.3          19.6 GUER047J95
 
Observer details:
118 Modra.  Observer S. Gajdos.  0.6-m f/5.5 reflector + 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.
H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
    Measurer W. H. Ryan.  2.4-m f/8.9 reflector + CCD.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  0.76-m f/3.0
    astrograph + CCD, 1.3-m f/4.0 astrograph + CCD.
J69 North Observatory, Clanfield.  Observer D. Briggs.  0.41-m f/4.5 Newtonian
    reflector + CCD.
J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
    + CCD.
W34 Squirrel Valley Observatory, Columbus.  Observer R. L. Flynn.  0.20-m f/10
    Schmidt-Cassegrain + CCD + f/7.0 focal reducer.
 
Orbital elements:
2017 RK1                                                 Earth MOID = 0.2444 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
M 357.04141              (2000.0)            P               Q
n   0.30052918     Peri.  176.95588     +0.99935537     +0.03579236
a   2.2073860      Node   181.00564     -0.03536853     +0.96829469
e   0.4344910      Incl.    9.12316     -0.00615666     +0.24723329
P   3.28           H   20.5           G   0.15           U   6
Residuals in seconds of arc
170902 F51  0.0   0.1+    170906 H21  0.8+  0.3+    170911 H01  0.1-  0.0
170902 F51  0.0   0.0     170906 H21  0.3-  0.0     170911 H01  0.2-  0.1+
170902 F51  0.0   0.0     170906 H21  0.2-  0.1+    170911 H01  0.1-  0.1+
170904 H21  0.3-  0.4-    170906 H21  0.0   0.2-    170911 H01  0.1-  0.1+
170904 H21  0.6-  0.2-    170906 H21  0.2-  0.2+    170911 J69  0.4-  0.1+
170904 H21  0.2-  0.1+    170906 H21  0.3-  0.1-    170911 J69  0.4-  0.3-
170906 118  0.8+  0.1-    170906 H21  0.2-  0.1+    170912 J95  0.3+  0.2-
170906 118  0.7+  0.1-    170910 W34  0.6-  0.1+    170912 J95  0.1+  0.0
170906 118  0.4+  0.5-    170910 W34  0.2-  1.0+
170906 118  0.6+  0.3-    170910 W34  0.6-  0.2+

Ephemeris:
2017 RK1                 a,e,i = 2.21, 0.43, 9                   q = 1.2483
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2017 08 13    23 59 42.0 +17 05 55   0.3714  1.2889   131.3    36.2    20.4
...
2017 08 28    00 41 55.4 +16 17 38   0.3145  1.2599   137.4    32.8    19.9
...
2017 09 05    01 03 57.7 +14 28 59   0.2936  1.2515   141.5    30.1    19.6
...
2017 09 11    01 19 28.6 +12 29 58   0.2825  1.2486   145.0    27.6    19.5
2017 09 12    01 21 56.2 +12 07 17   0.2810  1.2484   145.6    27.1    19.4
2017 09 13    01 24 21.3 +11 43 51   0.2796  1.2483   146.2    26.6    19.4
...
2017 09 19    01 37 52.4 +09 09 37   0.2740  1.2494   150.0    23.7    19.3
...
2017 09 27    01 52 53.7 +05 20 15   0.2732  1.2554   155.1    19.7    19.2
...
2017 10 12    02 11 23.7 -01 34 52   0.2933  1.2803   162.0    13.9    19.2

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-R47




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