[Iaude] MPEC U106: 2011 UB131 [a=2.93,e=0.81,i=14.2,H=21.5]

mpec at si.edu mpec at si.edu
Sat Oct 29 19:08:09 EDT 2016


M.P.E.C. 2016-U106                               Issued 2016 Oct. 29, 23:03 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


                                  2011 UB131
 
                           Revision to MPEC 2011-U80
 
Additional Observations:
     K11UD1B  C2016 10 29.14725 22 57 32.66 +17 30 31.5          20.4 VqEU106G96
     K11UD1B  C2016 10 29.15154 22 57 30.57 +17 30 32.8          20.2 VqEU106G96
     K11UD1B  C2016 10 29.15582 22 57 28.52 +17 30 33.9                qEU106G96
     K11UD1B  C2016 10 29.16008 22 57 26.40 +17 30 35.6          20.6 VqEU106G96
     K11UD1B  C2016 10 29.19524 22 57 08.91 +17 30 48.2          18.1 VqEU106G96
     K11UD1B  C2016 10 29.19659 22 57 08.25 +17 30 48.3          17.3 VqEU106G96
     K11UD1B  C2016 10 29.19790 22 57 07.63 +17 30 49.5          18.9 VqEU106G96
     K11UD1B  C2016 10 29.19921 22 57 07.02 +17 30 49.1          18.9 VqEU106G96
     K11UD1B  C2016 10 29.20682 22 57 03.21 +17 30 52.7          19.7 RoEU106926
     K11UD1B  C2016 10 29.21251 22 57 00.39 +17 30 54.6          19.5 RoEU106926
     K11UD1B  C2016 10 29.21642 22 56 58.48 +17 30 55.9          19.5 RoEU106926
     K11UD1B KC2016 10 29.78287 22 52 22.58 +17 33 56.8          20.7 RoEU106K51
     K11UD1B KC2016 10 29.78471 22 52 21.66 +17 33 58.1          20.5 RqEU106104
     K11UD1B KC2016 10 29.78611 22 52 20.92 +17 33 58.1          20.6 RoEU106K51
     K11UD1B KC2016 10 29.78933 22 52 19.31 +17 33 58.9          20.0 RoEU106K51
     K11UD1B KC2016 10 29.79071 22 52 18.68 +17 33 59.9          20.5 RqEU106104
     K11UD1B KC2016 10 29.79073 22 52 18.66 +17 33 59.9          20.5 RqEU106104
     K11UD1B KC2016 10 29.79167 22 52 18.19 +17 33 59.6                UEU106204
     K11UD1B KC2016 10 29.82047 22 52 03.73 +17 34 08.3                UEU106204
     K11UD1B KC2016 10 29.84859 22 51 49.53 +17 34 17.6          19.9 RoEU106K51
     K11UD1B KC2016 10 29.85063 22 51 48.51 +17 34 18.4          20.2 RoEU106K51
     K11UD1B KC2016 10 29.85319 22 51 47.23 +17 34 18.9          19.9 RoEU106K51
     K11UD1B HC2016 10 29.87543 22 51 36.08 +17 34 25.2          20.2 GUEU106204
     K11UD1B HC2016 10 29.88210 22 51 32.75 +17 34 27.4                UEU106204
     K11UD1B KC2016 10 29.90286 22 51 22.19 +17 34 33.6                SEU106595
     K11UD1B KC2016 10 29.92493 22 51 11.18 +17 34 39.8          20.5 VSEU106595
 
Observer details:
104 San Marcello Pistoiese.  Observers P. Bacci, M. Maestripieri.  Measurers
    P. Bacci, L. Tesi, G. Fagioli.  0.60-m f/4 reflector + CCD.
204 Schiaparelli Observatory.  Observers L. Buzzi, G. Galli, A. Rabaioli.
    0.60-m f/4.64 reflector + CCD.
595 Farra d'Isonzo.  Observers L. Bittesini, E. Pettarin, F. Piani.  Measurer
    E. Pettarin.  0.61-m f/4.0 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 D. C. Fuls.  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.
K51 Osservatorio del Celado, Castello Tesino.  Observers G. Favero, R. Furgoni.
    Measurer R. Furgoni.  0.80-m f/4 reflector + CCD.
 
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or integer in degrees), reference and Delta-T
161029 G96    0+   13+    161029 595    0-   13+    MPO210263    -12 day
 
Orbital elements:
2011 UB131                                               Earth MOID = 0.1328 AU
Epoch 2016 July 31.0 TT = JDT 2457600.5                 MPC
M 330.66895              (2000.0)            P               Q
n   0.19658923     Peri.  124.28359     -0.63830278     -0.76941888
a   2.9292936      Node     5.56372     +0.60089199     -0.51730525
e   0.8106262      Incl.   14.18077     +0.48114277     -0.37468635
P   5.01           H   21.5           G   0.15           U   2
Residuals in seconds of arc
111024 703  0.5-  0.2-    111027 G58  0.6-  0.2-    161029 G96  0.5+  0.1-
111024 703 (2.1-  0.2+)   111030 H21  0.0   0.2+    161029 926  0.1-  0.4+
111024 703  1.3-  0.4+    111030 H21  0.1+  0.1-    161029 926  0.1-  0.4+
111024 H21  0.6-  0.1-    111030 H21  0.1+  0.1+    161029 926  0.2+  0.4+
111025 H21  0.0   0.2+    111030 H21  0.3-  0.2-    161029 K51  0.2+  0.1-
111025 H21  0.1-  0.3-    111030 G58  0.3-  0.2-    161029 104  0.2-  0.3-
111025 G96  0.4-  0.2+    111030 G58  0.4-  0.2-    161029 K51  0.3-  0.1+
111025 G96  0.2+  0.0     111030 G58  0.2-  0.3-    161029 K51  0.2-  0.1-
111025 G96  0.1-  0.3+    111101 H21 (0.4-  1.9-)   161029 104  0.3+  0.4-
111025 G96  0.2+  0.1+    111101 H21 (0.4-  1.6-)   161029 104  0.1+  0.4-
111025 300  1.4+  0.6-    111101 H21  0.1-  0.4+    161029 204  0.5-  0.2-
111025 300 (1.6+  0.8+)   111106 291  0.0   0.2-    161029 204  0.3-  0.6-
111025 300  0.8+  0.6+    111106 291  0.2+  0.3+    161029 K51  0.1-  0.1+
111025 300  0.7+  0.1-    161029 G96  0.6-  0.3+    161029 K51  0.0   0.3+
111025 300  0.5+  0.2+    161029 G96  0.1-  0.1+    161029 K51  0.1+  0.0
111025 300  1.0+  0.0     161029 G96  0.8+  0.4-    161029 204  0.4-  0.5-
111025 300  0.2+  0.3-    161029 G96  0.7+  0.2-    161029 204  0.0   0.2-
111025 300  0.3+  0.1+    161029 G96  0.6-  0.3+    161029 595  0.2-  0.2+
111027 G58  0.2-  0.4+    161029 G96  0.5-  0.1-    161029 595  0.8+  0.2+
111027 G58  0.4-  0.2-    161029 G96  0.1-  0.7+

Ephemeris:
2011 UB131               a,e,i = 2.93, 0.81, 14                  q = 0.5547
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2016 09 29    01 15 22.5 +12 38 41   0.6185  1.6041   163.3    10.3    22.1
...
2016 10 14    00 30 13.0 +15 05 13   0.4247  1.4140   166.6     9.4    21.0
...
2016 10 22    23 48 29.9 +16 30 41   0.3467  1.3087   150.7    21.8    20.8
...
2016 10 28    23 06 37.6 +17 23 19   0.3022  1.2280   135.7    34.4    20.8
2016 10 29    22 58 44.0 +17 29 46   0.2960  1.2144   132.9    36.8    20.8
2016 10 30    22 50 35.3 +17 35 18   0.2902  1.2008   130.1    39.2    20.8
...
2016 11 05    21 57 02.4 +17 43 28   0.2636  1.1185   112.3    55.1    20.9
...
2016 11 13    20 38 00.6 +16 26 01   0.2496  1.0075    86.9    78.7    21.3
...
2016 11 28    18 19 58.8 +09 29 24   0.2873  0.8018    43.2   122.5    23.4

A. U. Tomatic                (C) Copyright 2016 MPC           M.P.E.C. 2016-U106




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