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    • MPEC 2011-U93 : 2011 UH169

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    M.P.E.C. 2011-U93                                Issued 2011 Oct. 28, 11:52 UT

     The Minor Planet Electronic Circulars contain information on unusual
         minor planets and routine data on comets.  They are published
   on behalf of Commission 20 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@CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714

                                  2011 UH169

Observations:
     K11UG9H* C2011 10 25.42902 04 48 18.345+32 15 18.32         20.9 wLEU093F51
     K11UG9H  C2011 10 25.44353 04 48 18.837+32 15 47.79         20.9 wLEU093F51
     K11UG9H  C2011 10 25.45800 04 48 19.327+32 16 17.09         21.2 wLEU093F51
     K11UG9H %C2011 10 26.45404204 48 59.03 +32 49 04.3          20.2 RoEU093F65
     K11UG9H %C2011 10 26.45574304 48 59.08 +32 49 07.8          20.4 RoEU093F65
     K11UG9H %C2011 10 26.45740504 48 59.12 +32 49 11.0          20.6 RoEU093F65
     K11UG9H %C2011 10 26.45904004 48 59.18 +32 49 14.4          20.4 RoEU093F65
     K11UG9H KC2011 10 26.98675 04 49 18.31 +33 06 16.4          20.4 RuEU093104
     K11UG9H KC2011 10 27.00559 04 49 18.86 +33 06 53.6          20.4 RuEU093104
     K11UG9H KC2011 10 28.06706 04 49 53.37 +33 41 07.8          20.4 RuEU093104
     K11UG9H KC2011 10 28.06849 04 49 53.42 +33 41 10.3          20.3 RuEU093104
     K11UG9H KC2011 10 28.08637 04 49 53.86 +33 41 44.7          20.4 RuEU093104

Observer details:
104 San Marcello Pistoiese.  Observers P. Bacci, L. Tesi, G. Fagioli.
    Measurer P. Bacci.  0.60-m f/4 reflector + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers N. Primak, A. Schultz, S. Watters,
    J. Thiel, T. Goggia.  Measurer PS1 Science Consortium.  1.8-m
    Ritchey-Chretien + CCD.
F65 Haleakala-Faulkes Telescope North.  Observer T. Lister.  2.0-m f/10
    Ritchey-Chretien + CCD.

Orbital elements:
2011 UH169                                               Earth MOID = 0.2667 AU
Epoch 2011 Oct. 26.0 TT = JDT 2455860.5                 MPC
M   5.93950              (2000.0)            P               Q
n   0.22472114     Peri.  353.23898     +0.93026950     -0.35560191
a   2.6794157      Node    28.12323     +0.34493364     +0.76394627
e   0.5286758      Incl.   11.03880     +0.12497775     +0.53845462
P   4.39           H   21.3           G   0.15
From 12 observations 2011 Oct. 25-28.

Ephemeris:
2011 UH169               a,e,i = 2.68, 0.53, 11                  q = 1.2629
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2011 09 28    04 06 09.5 +15 56 58   0.4055  1.2630   121.6    42.5    21.5
...
2011 10 13    04 34 20.0 +25 00 44   0.3827  1.2717   128.4    37.9    21.3
...
2011 10 21    04 44 29.0 +29 45 01   0.3794  1.2851   133.1    34.5    21.2
...
2011 10 27    04 49 18.1 +33 06 47   0.3811  1.2989   137.0    31.5    21.1
2011 10 28    04 49 51.3 +33 39 01   0.3817  1.3015   137.6    31.0    21.1
2011 10 29    04 50 20.1 +34 10 48   0.3825  1.3042   138.3    30.4    21.1
...
2011 11 04    04 51 43.3 +37 10 20   0.3893  1.3221   142.5    27.2    21.1
...
2011 11 12    04 49 47.7 +40 33 33   0.4048  1.3503   148.0    22.9    21.1
...
2011 11 27    04 37 52.1 +44 36 36   0.4559  1.4148   155.6    16.7    21.2

A. U. Tomatic                (C) Copyright 2011 MPC           M.P.E.C. 2011-U93

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