[Iaude] MPEC W18: 2016 WD [a=2.51,e=0.59,i=20.9,H=24.9]

mpec at si.edu mpec at si.edu
Sat Nov 19 23:59:51 EST 2016


M.P.E.C. 2016-W18                                Issued 2016 Nov. 20, 04:55 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 WD
 
Observations:
     K16W00D* C2016 11 18.22042 02 51 18.95 +25 15 19.8          18.9 VqEW018G96
     K16W00D  C2016 11 18.22470 02 51 18.99 +25 17 42.0          19.1 VqEW018G96
     K16W00D  C2016 11 18.22904 02 51 19.11 +25 20 08.2          19.1 VqEW018G96
     K16W00D  C2016 11 18.23347 02 51 19.20 +25 22 36.1          18.9 VqEW018G96
     K16W00D  C2016 11 18.27827 02 51 19.94 +25 47 27.2          19.2 VqEW018G96
     K16W00D  C2016 11 18.27853 02 51 19.91 +25 47 35.2                qEW018G96
     K16W00D  C2016 11 18.27877 02 51 19.94 +25 47 44.1                qEW018G96
     K16W00D  C2016 11 18.27911 02 51 19.96 +25 47 54.8          19.0 VqEW018G96
     K16W00D HC2016 11 18.31616 02 51 20.77 +26 08 22.3          21.3 VoEW018691
     K16W00D HC2016 11 18.32470 02 51 20.91 +26 13 03.4                oEW018691
     K16W00D  C2016 11 18.45170 02 51 25.52 +27 22 05.0          18.9 VqEW018G96
     K16W00D  C2016 11 18.45199 02 51 25.56 +27 22 14.1          19.0 VqEW018G96
     K16W00D  C2016 11 18.45223 02 51 25.55 +27 22 22.3          19.5 VqEW018G96
     K16W00D  C2016 11 18.45247 02 51 25.59 +27 22 29.6          19.4 VqEW018G96
     K16W00D  C2016 11 18.45384 02 51 25.66 +27 23 14.2          18.9 VqEW018G96
     K16W00D  C2016 11 18.45408 02 51 25.67 +27 23 21.8          18.9 VqEW018G96
     K16W00D  C2016 11 18.45432 02 51 25.68 +27 23 29.9          18.8 VqEW018G96
     K16W00D  C2016 11 18.45456 02 51 25.68 +27 23 37.1          18.9 VqEW018G96
     K16W00D KC2016 11 19.03527 02 52 25.40 +32 31 56.3                qEW018J95
     K16W00D KC2016 11 19.03827 02 52 25.52 +32 33 28.6                qEW018J95
     K16W00D KC2016 11 19.04121 02 52 25.71 +32 34 58.7          19.1 RqEW018J95
     K16W00D  C2016 11 19.10899602 52 45.32 +33 10 17.4          19.0 VUEW018H01
     K16W00D  C2016 11 19.11572002 52 45.65 +33 13 46.4          19.1 VUEW018H01
     K16W00D  C2016 11 19.12647402 52 46.17 +33 19 20.2          19.0 VUEW018H01
     K16W00D  C2016 11 19.13172902 52 46.40 +33 22 03.2          19.1 VUEW018H01
     K16W00D  C2016 11 19.42000 02 52 56.28 +35 46 41.5          19.5 RoEW018926
     K16W00D  C2016 11 19.42152 02 52 56.33 +35 47 26.0          19.5 RoEW018926
     K16W00D  C2016 11 19.42302 02 52 56.45 +35 48 09.9          19.5 RoEW018926
     K16W00D  C2016 11 19.43531 02 52 57.15 +35 54 07.5          19.6 RoEW018926
     K16W00D  C2016 11 19.43683 02 52 57.18 +35 54 51.4          19.6 RoEW018926
     K16W00D  C2016 11 19.43833 02 52 57.32 +35 55 35.3          19.6 RoEW018926
 
Observer details:
691 Steward Observatory, Kitt Peak.  Observer T. H. Bressi.  0.9-m f/3
    reflector + CCD.
926 Tenagra II Observatory.  Observers M. Schwartz, P. R. Holvorcem.  Measurer
    M. Schwartz.  0.81-m f/7 Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey.  Observer G. J. Leonard.  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.
H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
    Measurer W. H. Ryan.  2.4-m f/8.9 reflector + CCD.
J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
    + CCD.
 
Orbital elements:
2016 WD                                                  Earth MOID = 0.0474 AU
Epoch 2017 Feb. 16.0 TT = JDT 2457800.5                 MPC
M  23.33095              (2000.0)            P               Q
n   0.24837587     Peri.  356.21213     +0.62758765     -0.72201055
a   2.5064735      Node    54.65358     +0.72335751     +0.40241263
e   0.5871636      Incl.   20.92132     +0.28790215     +0.56281866
P   3.97           H   24.9           G   0.15           U   6
Residuals in seconds of arc
161118 G96  0.3-  0.0     161118 G96  0.2+  0.1-    161119 H01  0.1-  0.1+
161118 G96  0.8-  1.0-    161118 G96  0.1-  0.3+    161119 H01  0.1+  0.1+
161118 G96  0.2-  0.2+    161118 G96  0.2+  0.1-    161119 H01  0.0   0.2+
161118 G96  0.1-  0.1+    161118 G96  0.0   0.2+    161119 926  0.2+  0.1-
161118 G96  0.1+  0.1+    161118 G96  0.0   0.0     161119 926  0.2-  0.1+
161118 G96  0.4-  0.5-    161118 G96  0.1-  0.4+    161119 926  0.2+  0.3+
161118 G96  0.0   0.4+    161118 G96  0.3-  0.2-    161119 926  0.1-  0.1+
161118 G96  0.2+  0.1-    161119 J95  0.0   0.1+    161119 926  0.9-  0.2-
161118 691  0.5+  0.3+    161119 J95  0.2-  0.0     161119 926  0.3-  0.1+
161118 691  0.2+  0.0     161119 J95  0.5+  0.4-
161118 G96  0.1-  0.2+    161119 H01  0.0   0.2+

Ephemeris:
2016 WD                  a,e,i = 2.51, 0.59, 21                  q = 1.0348
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2016 10 21    02 35 11.1 -61 18 44   0.2172  1.0800   107.3    61.7    23.9
...
2016 11 05    02 40 28.6 -49 24 03   0.1074  1.0413   114.9    59.7    22.3
...
2016 11 13    02 45 23.1 -20 24 22   0.05742 1.0348   141.0    37.0    20.3
...
2016 11 19    02 52 25.8 +32 14 20   0.05041 1.0367   163.6    15.6    19.3
2016 11 20    02 54 04.6 +40 22 14   0.05363 1.0376   156.9    22.0    19.7
2016 11 21    02 55 54.6 +47 26 14   0.05783 1.0386   150.6    27.8    20.0
...
2016 11 27    03 12 41.1 +71 52 07   0.09440 1.0482   128.5    47.4    21.7
...
2016 12 05    04 07 00.6 +82 45 48   0.1535  1.0694   119.5    53.3    22.9
...
2016 12 20    07 32 59.6 +85 43 58   0.2682  1.1321   117.3    50.6    24.2

A. U. Tomatic                (C) Copyright 2016 MPC           M.P.E.C. 2016-W18




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