• MPC Preparation (Info)

    • MPEC 2013-B21 : 2013 AS105

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    M.P.E.C. 2013-B21                                Issued 2013 Jan. 18, 18:09 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

                                  2013 AS105

Observations:
     K13AA5S  C2013 01 07.35153 09 03 09.86 +23 19 51.4          20.6 VoEB021691
     K13AA5S  C2013 01 07.36924 09 03 09.55 +23 19 54.1          21.2 VoEB021691
     K13AA5S  C2013 01 07.38695 09 03 09.22 +23 19 58.0          20.9 VoEB021691
     K13AA5S* C2013 01 15.07146 09 00 34.55 +23 41 19.4          20.2 RcEB021J04
     K13AA5S  C2013 01 15.08303 09 00 34.30 +23 41 21.2          20.6 RcEB021J04
     K13AA5S  C2013 01 15.09461 09 00 34.03 +23 41 23.1          20.6 RcEB021J04
     K13AA5S  C2013 01 15.10618 09 00 33.80 +23 41 25.2          20.9 RcEB021J04
     K13AA5S KC2013 01 15.93094 09 00 16.24 +23 43 41.6          20.2 RtEB021J04
     K13AA5S KC2013 01 15.95115 09 00 15.80 +23 43 44.9          20.0 RtEB021J04
     K13AA5S KC2013 01 15.97141 09 00 15.36 +23 43 48.5          20.0 RtEB021J04
     K13AA5S  C2013 01 16.27286509 00 08.83 +23 44 38.3          20.4 RtEB021711
     K13AA5S  C2013 01 16.27650009 00 08.75 +23 44 38.9          20.4 RtEB021711
     K13AA5S  C2013 01 16.28012609 00 08.67 +23 44 39.6          20.4 RtEB021711
     K13AA5S  C2013 01 16.28375209 00 08.61 +23 44 40.4          20.2 RtEB021711
     K13AA5S  C2013 01 16.28737709 00 08.53 +23 44 41.0          20.5 RtEB021711
     K13AA5S $C2013 01 16.58764 09 00 01.97 +23 45 31.1          20.1 RoEB021F65
     K13AA5S $C2013 01 16.59427 09 00 01.83 +23 45 32.2          19.8 RoEB021F65
     K13AA5S $C2013 01 16.60027 09 00 01.68 +23 45 33.4          20.0 RoEB021F65
     K13AA5S |C2013 01 17.31231 08 59 46.39 +23 47 30.2                cEB021H06
     K13AA5S |C2013 01 17.31531 08 59 46.32 +23 47 31.0          20.8 VcEB021H06
     K13AA5S  C2013 01 17.33086 08 59 45.94 +23 47 33.6          20.8 VtEB021G84
     K13AA5S  C2013 01 17.35751 08 59 45.35 +23 47 38.0          20.4 VtEB021G84
     K13AA5S  C2013 01 17.38235 08 59 44.78 +23 47 41.9          20.5 VtEB021G84
     K13AA5S KC2013 01 18.32989608 59 24.09 +23 50 18.5          20.4 VqEB021H21
     K13AA5S KC2013 01 18.33617008 59 23.94 +23 50 19.2          20.5 VqEB021H21
     K13AA5S KC2013 01 18.34263008 59 23.80 +23 50 19.9          20.7 VqEB021H21
     K13AA5S KC2013 01 18.34879908 59 23.65 +23 50 20.9          20.4 VqEB021H21

Observer details:
691 Steward Observatory, Kitt Peak.  Observer J. V. Scotti.  0.9-m f/3
    reflector + CCD.
711 McDonald Observatory.  Observer T. Lister.  1.0-m f/8 Ritchey-Chretien
    + CCD.
F65 Haleakala-Faulkes Telescope North.  Observers E. Guido, N. Howes.  2.0-m
    f/10.0 Ritchey-Chretien + CCD.
G84 Mount Lemmon SkyCenter.  Observer T. Vorobjov.  0.81-m f/7
    Ritchey-Chretien + CCD.
H06 iTelescope Observatory, Mayhill.  Observer H. Sato.  0.43-m f/6.8
    astrograph + CCD + f/4.5 focal reducer.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers T. Vorobjov, L. Buzzi, S. Foglia.  0.61-m f/4.0 astrograph + CCD.
J04 ESA Optical Ground Station, Tenerife.  Observer P. Ruiz.  Measurers
    M. Busch, A. Knoefel, D. Koschny, J. Linder, E. Schwab.  1.0-m f/4.4
    reflector + CCD.

Orbital elements:
2013 AS105
Epoch 2013 Jan. 8.0 TT = JDT 2456300.5                  MPC
M   3.52648              (2000.0)            P               Q
n   0.00599408     Peri.  330.18761     +0.26126835     -0.94005701
a  30.0138072      Node   103.92601     +0.92425874     +0.17816009
e   0.8211985      Incl.   13.04981     +0.27836060     +0.29077792
P 164              H   12.5           G   0.15
From 27 observations 2013 Jan. 7-18.  E-assumed.

Ephemeris:
2013 AS105               a,e,i = 30.01, 0.82, 13                 q = 5.3665
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2012 12 19    09 07 48.8 +22 28 52   5.8152  6.5402   134.3     6.2    20.9
...
2013 01 03    09 04 27.9 +23 07 51   5.7233  6.5947   150.2     4.2    20.8
...
2013 01 11    09 01 58.8 +23 30 01   5.6983  6.6241   158.7     3.1    20.7
...
2013 01 17    08 59 53.1 +23 46 39   5.6917  6.6462   164.8     2.2    20.6
2013 01 18    08 59 31.3 +23 49 24   5.6917  6.6499   165.8     2.1    20.6
2013 01 19    08 59 09.3 +23 52 08   5.6920  6.6537   166.8     1.9    20.6
...
2013 01 25    08 56 53.7 +24 08 13   5.7001  6.6760   171.8     1.2    20.6
...
2013 02 02    08 53 48.8 +24 28 24   5.7283  6.7059   172.1     1.2    20.6
...
2013 02 17    08 48 17.4 +25 00 27   5.8344  6.7625   158.3     3.1    20.8

A. U. Tomatic                (C) Copyright 2013 MPC           M.P.E.C. 2013-B21

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