• Processing (Info)

    • MPEC 2011-X14 : 2011 XD

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    M.P.E.C. 2011-X14                                Issued 2011 Dec. 2, 17:55 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 XD

Observations:
     K11X00D* C2011 12 01.33981 04 29 05.248+07 01 15.31         21.9 wLEX014F51
     K11X00D  C2011 12 01.35366 04 29 02.701+07 01 28.29         21.7 wLEX014F51
     K11X00D  C2011 12 01.38138 04 28 57.582+07 01 53.38         21.7 wLEX014F51
     K11X00D KC2011 12 02.25262 04 26 25.07 +07 15 17.3          21.6 VtEX014H21
     K11X00D KC2011 12 02.26804 04 26 22.18 +07 15 32.0          21.2 VtEX014H21
     K11X00D %C2011 12 02.43683 04 25 52.20 +07 18 29.7          21.4 RoEX014F65
     K11X00D %C2011 12 02.43822 04 25 51.92 +07 18 31.1          21.0 RoEX014F65
     K11X00D %C2011 12 02.43960 04 25 51.65 +07 18 32.4          20.8 RoEX014F65
     K11X00D %C2011 12 02.44099 04 25 51.39 +07 18 33.8                oEX014F65

Observer details:
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.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers L. Buzzi, S. Foglia, T. Vorobjov.  0.61-m f/4.0 astrograph + CCD.

Orbital elements:
2011 XD                                                  Earth MOID = 0.0471 AU
Epoch 2011 Aug. 27.0 TT = JDT 2455800.5                 MPC
M 237.48513              (2000.0)            P               Q
n   0.66870946     Peri.   82.65367     -0.95817708     -0.23186438
a   1.2951232      Node    83.83211     +0.14644248     -0.90084062
e   0.3495299      Incl.    9.71302     +0.24586844     -0.36704915
P   1.47           H   24.0           G   0.15           U   9
Residuals in seconds of arc
111201 F51  0.0   0.1-    111202 H21  0.4-  0.1+    111202 F65  0.1-  0.0
111201 F51  0.0   0.2+    111202 H21  0.5+  0.1-    111202 F65  0.1-  0.0
111201 F51  0.0   0.0     111202 F65  0.0   0.0     111202 F65  0.1+  0.0

Ephemeris:
2011 XD                  a,e,i = 1.30, 0.35, 10                  q = 0.8424
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2011 11 02    05 03 31.1 +05 14 32   0.4336  1.3547   140.3    27.9    24.1
...
2011 11 17    04 56 15.1 +05 08 15   0.3118  1.2769   154.3    19.6    23.0
...
2011 11 25    04 44 10.7 +05 49 05   0.2565  1.2335   161.8    14.5    22.3
...
2011 12 01    04 30 01.2 +06 56 23   0.2201  1.2003   165.2    12.1    21.8
2011 12 02    04 27 10.1 +07 11 36   0.2144  1.1947   165.3    12.1    21.8
2011 12 03    04 24 10.0 +07 28 06   0.2089  1.1891   165.3    12.2    21.7
...
2011 12 09    04 02 42.1 +09 37 32   0.1788  1.1554   160.9    16.2    21.5
...
2011 12 17    03 23 21.1 +14 05 01   0.1466  1.1103   147.3    28.6    21.3
...
2012 01 01    01 28 40.9 +26 36 21   0.1134  1.0274   109.9    64.2    21.6

A. U. Tomatic                (C) Copyright 2011 MPC           M.P.E.C. 2011-X14

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