[Iaude] MPEC S48: 2017 RA16 [a=2.65,e=0.50,i=17.1,H=22.0]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Mon Sep 18 11:51:17 EDT 2017


M.P.E.C. 2017-S48                                Issued 2017 Sept. 18, 15:48 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 RA16
 
Observations:
     K17R16A* C2017 09 15.45414 00 36 35.337+07 14 21.76         21.1 wLES048F51
     K17R16A  C2017 09 15.46624 00 36 36.610+07 13 45.80         21.0 wLES048F51
     K17R16A  C2017 09 15.47841 00 36 37.900+07 13 09.67         21.1 wLES048F51
     K17R16A KC2017 09 16.23465200 38 05.85 +06 35 21.1          21.0 VuES048H21
     K17R16A KC2017 09 16.24246000 38 06.68 +06 34 58.0          21.1 VuES048H21
     K17R16A KC2017 09 16.25203400 38 07.68 +06 34 29.3          20.8 VuES048H21
     K17R16A  C2017 09 17.28074 00 40 05.22 +05 42 46.8                qES048I52
     K17R16A  C2017 09 17.28200 00 40 05.34 +05 42 42.4                qES048I52
     K17R16A  C2017 09 17.28326 00 40 05.48 +05 42 39.0          20.9 VqES048I52
     K17R16A  C2017 09 18.27674 00 41 56.88 +04 52 15.5          20.8 VqES048I52
     K17R16A  C2017 09 18.27801 00 41 57.03 +04 52 11.6          21.7 VqES048I52
     K17R16A  C2017 09 18.27930 00 41 57.15 +04 52 07.8          20.9 VqES048I52
     K17R16A  C2017 09 18.28100 00 41 57.35 +04 52 02.7          20.8 VqES048I52
 
Observer details:
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.  0.76-m f/3.0
    astrograph + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer J. A. Johnson.
    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 RA16
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
M 358.09464              (2000.0)            P               Q
n   0.22872197     Peri.  174.96450     +0.99535647     +0.09622198
a   2.6480782      Node   179.49129     -0.09535060     +0.98933340
e   0.5032112      Incl.   17.11734     -0.01318186     +0.10936520
P   4.31           H   22.0           G   0.15           U   8
Residuals in seconds of arc
170915 F51  0.3-  0.3-    170916 H21  0.1+  0.5+    170918 I52  0.1-  0.2-
170915 F51  0.4-  0.3-    170917 I52  0.4-  0.3-    170918 I52  0.3-  0.0
170915 F51  0.3-  0.2-    170917 I52  0.5-  0.9-    170918 I52  0.1+  0.0
170916 H21  0.4+  0.2+    170917 I52  0.4-  0.5-
170916 H21  0.4+  0.5+    170918 I52  0.4-  0.1-

Ephemeris:
2017 RA16                a,e,i = 2.65, 0.50, 17                  q = 1.3155
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2017 08 19    23 36 57.2 +22 50 31   0.4128  1.3406   136.1    31.5    22.1
...
2017 09 03    00 10 33.8 +16 19 58   0.3494  1.3193   148.5    23.6    21.4
...
2017 09 11    00 27 40.3 +10 48 02   0.3296  1.3156   156.5    17.8    21.1
...
2017 09 17    00 39 32.7 +05 57 12   0.3226  1.3165   162.6    13.2    20.9
2017 09 18    00 41 25.3 +05 06 35   0.3221  1.3169   163.5    12.5    20.9
2017 09 19    00 43 16.1 +04 15 37   0.3218  1.3174   164.4    11.8    20.9
...
2017 09 25    00 53 39.5 -00 51 29   0.3247  1.3224   168.2     8.9    20.8
...
2017 10 03    01 05 39.4 -07 15 47   0.3400  1.3337   166.6    10.0    20.9
...
2017 10 18    01 22 59.2 -16 03 56   0.4005  1.3685   154.3    18.4    21.6

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-S48




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