[Iaude] MPEC V39: 2008 VR4 [a=0.92,e=0.39,i=4.2,H=23.0]

[mpec at si.edu]

M.P.E.C. 2016-V39                                Issued 2016 Nov. 6, 19:23 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


                                   2008 VR4
 
                           Revision to MPEC 2008-V39
 
Additional Observations:
     K08V04R  C2016 10 26.50654 07 32 36.17 +23 57 08.1          21.3 RoEV039926
     K08V04R  C2016 10 26.51429 07 32 32.83 +23 57 28.4          21.8 RoEV039926
     K08V04R  C2016 11 06.32537 06 03 22.23 +30 22 40.9          20.2 RoEV039926
     K08V04R  C2016 11 06.32862 06 03 20.39 +30 22 45.9          20.3 RoEV039926
     K08V04R  C2016 11 06.33186 06 03 18.52 +30 22 50.8          20.1 RoEV039926
 
Observer details:
926 Tenagra II Observatory.  Observers M. Schwartz, P. R. Holvorcem.  Measurer
    M. Schwartz.  0.81-m f/7 Ritchey-Chretien + CCD.
 
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
161026 926 0.04+ 0.10-    161106 926 1.48- 0.13+    MPO149146   +0.57 day
 
Orbital elements:
2008 VR4                                                 Earth MOID = 0.0018 AU
Epoch 2016 July 31.0 TT = JDT 2457600.5                 MPC
M 349.91807              (2000.0)            P               Q
n   1.11299929     Peri.  235.42464     +0.04154913     +0.99816502
a   0.9221597      Node    37.03280     -0.89106921     +0.05696177
e   0.3880117      Incl.    4.19420     -0.45196165     -0.02054155
P   0.89           H   23.0           G   0.15           U   5
Residuals in seconds of arc
081107 703 (0.3+  1.7-)   081107 703  0.1-  0.1+    081119 291  0.3-  0.1-
081107 703  0.4-  1.0+    081107 204  0.2+  0.1+    081130 291  0.6-  0.8-
081107 703 (2.1-  0.0 )   081107 204  0.3+  0.1+    081130 291  0.4+  0.4-
081107 703  1.2-  0.2-    081117 291  0.8+  0.4+    081130 291  1.0+  1.4+
081107 H01  0.7+  0.4+    081117 291 (1.7-  0.5-)   161026 926  0.9-  0.5-
081107 H01  0.6+  0.4+    081118 291  0.0   0.2-    161026 926  0.6+  0.1+
081107 H01  0.8+  0.3+    081118 291  0.1+  0.0     161106 926  0.2-  0.2+
081107 703  0.0   0.8-    081118 291  0.0   0.3-    161106 926  0.2+  0.1+
081107 703 (2.1+  0.3+)   081119 291  1.3-  0.2-    161106 926  0.0   0.1-
081107 703  0.9-  1.3-    081119 291  0.1+  0.4+

Ephemeris:
2008 VR4                 a,e,i = 0.92, 0.39, 4                   q = 0.5644
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2016 10 07    09 18 42.0 +10 24 55   0.1810  0.9085    55.3   115.3    23.6
...
2016 10 22    08 02 01.8 +20 43 43   0.1529  1.0080    90.4    80.8    21.8
...
2016 10 30    07 06 36.0 +26 20 50   0.1445  1.0553   111.8    60.9    21.1
...
2016 11 05    06 15 28.5 +29 47 51   0.1437  1.0879   129.1    45.0    20.7
2016 11 06    06 06 20.1 +30 14 38   0.1442  1.0930   132.0    42.3    20.6
2016 11 07    05 57 05.3 +30 38 41   0.1449  1.0982   135.0    39.7    20.6
...
2016 11 13    05 01 29.2 +31 59 36   0.1536  1.1274   151.9    24.4    20.3
...
2016 11 21    03 56 57.5 +31 16 39   0.1776  1.1624   168.4     9.8    20.2
...
2016 12 06    02 47 27.2 +27 15 41   0.2548  1.2156   151.7    22.6    21.5

A. U. Tomatic                (C) Copyright 2016 MPC           M.P.E.C. 2016-V39