[Iaude] MPEC V14: 2011 UL147 [a=2.29,e=0.47,i=4.7,H=21.87]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Fri Nov 3 16:37:19 EDT 2023


M.P.E.C. 2023-V14                              Issued 2023 November 3, 20:35 UT

     The Minor Planet Electronic Circulars contain information on unusual
         minor planets, routine data on comets and natural satellites,
         and occasional editorial announcements.  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 https://www.minorplanetcenter.net/    ISSN 1523-6714

                                   2011 UL147                                   


                           Revision to MPEC 2011-U82                            

Additional Observations:
     K11UE7L  C2019 01 04.52319 08 36 51.813+03 24 08.26         21.2 wUEV014F51
     K11UE7L  C2019 01 04.53725 08 36 51.396+03 24 04.81         21.2 wUEV014F51
     K11UE7L  C2019 01 04.55125 08 36 50.967+03 24 01.26         21.1 wUEV014F51
     K11UE7L  C2019 01 04.56524 08 36 50.559+03 23 57.72         21.1 wUEV014F51
     K11UE7L  C2019 02 05.34471 08 20 04.114+05 10 37.66         21.9 wUEV014F51
     K11UE7L  C2019 02 05.35596 08 20 03.809+05 10 42.95         21.6 wUEV014F51
     K11UE7L  C2019 02 05.36722 08 20 03.509+05 10 48.23         21.5 wUEV014F51
     K11UE7L  C2019 02 05.37848 08 20 03.221+05 10 53.48         21.9 wUEV014F51

Observer details:
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz, M.
    Willman.  Measurers K. Chambers, S. Chastel, L. Denneau, J. Fairlamb, H.
    Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat,
    R. Weryk.  1.8-m 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
190104 F51 0.38+ 0.06+    190205 F51 0.30+ 0.07+    MPO218118   +0.24 days

Orbital elements:
2011 UL147                                               Earth MOID = 0.2276 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M 139.56913              (2000.0)            P               Q                  
n   0.28379410     Peri.  199.13689     +0.32930028     -0.94207236             
a   2.2933331      Node   231.68836     +0.87655593     +0.33009283             
e   0.4711691      Incl.    4.65845     +0.35101428     +0.05948438             
P   3.47           H   21.87          G   0.15           U   1                  
Residuals in seconds of arc
111024 G96  0.1+  0.4+    111030 291  0.1-  0.0     111115 204  0.0   0.3+
111024 G96  0.4-  0.3+    111030 291  0.0   0.4+    111130 291  0.0   0.4+
111024 G96  0.2-  0.3+    111030 291  0.1+  0.2+    111130 291  0.3-  0.4+
111024 G96  0.2-  0.4+    111030 G96  0.1-  0.1-    111130 291  0.2+  0.5+
111024 H01  0.1+  0.0     111030 G96  0.1+  0.0     111202 F51  0.1+  0.3+
111024 H01  0.0   0.2+    111030 G96  0.1+  0.3+    111202 F51  0.0   0.2+
111024 H01  0.1+  0.1-    111030 G96  0.3-  0.2-    111202 F51  0.0   0.1+
111024 H01  0.1+  0.1-    111102 448  0.3-  0.8-    111223 291  1.0+  1.9-
111025 H21  0.2+  0.2-    111102 448  0.3+  0.6+    111223 291  0.4-  0.3+
111025 H21  0.7+  0.2+    111102 448  0.5-  0.3-    111223 291  0.1-  0.9+
111025 G96  0.3-  0.3+    111103 807  0.1+  0.0     190104 F51  0.0   0.0
111025 G96  0.1-  0.4+    111103 807  0.3+  0.0     190104 F51  0.1+  0.1+
111025 G96  0.2-  0.1+    111103 807  0.4+  0.2+    190104 F51  0.1-  0.1+
111025 G96  0.1-  0.2+    111103 807  0.4+  0.1-    190104 F51  0.0   0.0
111026 G96  0.0   0.4+    111115 807  0.5+  0.3-    190205 F51  0.0   0.1+
111026 G96  0.2+  0.0     111115 807  0.4+  0.5-    190205 F51  0.1-  0.0
111026 G96  0.4-  0.5+    111115 807  0.4+  0.4-    190205 F51  0.0   0.1-
111026 G96  0.4-  0.2+    111115 204  0.5-  0.1+    190205 F51  0.2+  0.1-

Ephemeris:
2011 UL147               a,e,i = 2.29, 0.47, 5                   q = 1.2128
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 10 04    14 55 14.8 -16 22 27   4.0395  3.2831    36.0    10.3    28.1
...
2023 10 19    15 13 52.1 -17 32 17   4.1730  3.3042    25.8     7.5    28.1
...
2023 10 27    15 24 07.8 -18 07 45   4.2285  3.3143    20.3     6.0    28.1
...
2023 11 02    15 31 56.8 -18 33 14   4.2627  3.3214    16.2     4.8    28.0
2023 11 03    15 33 15.5 -18 37 23   4.2677  3.3225    15.6     4.6    28.0
2023 11 04    15 34 34.4 -18 41 30   4.2726  3.3236    14.9     4.4    28.0
...
2023 11 10    15 42 30.3 -19 05 32   4.2980  3.3301    10.8     3.2    28.0
...
2023 11 18    15 53 11.0 -19 35 37   4.3212  3.3380     5.3     1.6    27.9
...
2023 12 03    16 13 22.3 -20 25 08   4.3315  3.3507     5.1     1.5    27.9

A. U. Tomatic                (C) Copyright 2023 MPC           M.P.E.C. 2023-V14




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