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IAU Minor Planet Center

Minor Planet Center

MPEC 2005-X07 : 2005 XA

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M.P.E.C. 2005-X07                                Issued 2005 Dec. 1, 21:09 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.

                  Supported in part by the Brinson Foundation
                  Supported in part by the TABASGO Foundation
             Prepared using the Tamkin Foundation Computer Network

                              MPC@CFA.HARVARD.EDU
          URL http://cfa-www.harvard.edu/iau/mpc.html  ISSN 1523-6714

                                    2005 XA

Observations:
     K05X00A  C2005 11 30.26841 03 46 45.60 +13 55 29.3          20.6   EX007704
     K05X00A  C2005 11 30.28254 03 46 51.62 +13 57 32.8          20.1   EX007704
     K05X00A  C2005 11 30.29520 03 46 57.19 +13 59 23.9          20.0   EX007704
     K05X00A  C2005 11 30.30786 03 47 02.64 +14 01 15.6          20.3   EX007704
     K05X00A* C2005 12 01.31340 03 57 52.05 +17 03 20.7          18.8 V EX007G96
     K05X00A  C2005 12 01.32080 03 57 57.24 +17 04 57.8          19.4 V EX007G96
     K05X00A  C2005 12 01.32818 03 58 02.49 +17 06 34.9          19.0 V EX007G96
     K05X00A  C2005 12 01.33557 03 58 07.71 +17 08 12.7          18.5 V EX007G96
     K05X00A  C2005 12 01.37369 03 58 35.32 +17 16 36.8          19.2 V EX007G96
     K05X00A  C2005 12 01.37544 03 58 36.62 +17 17 00.2          19.1 V EX007G96
     K05X00A  C2005 12 01.37721 03 58 37.92 +17 17 23.3          18.9 V EX007G96
     K05X00A  C2005 12 01.37898 03 58 39.25 +17 17 47.1          19.2 V EX007G96
     K05X00A  C2005 12 01.54224504 01 05.79 +18 01 49.5          20.3 R EX007474
     K05X00A  C2005 12 01.54398104 01 07.27 +18 02 15.6          19.2 R EX007474
     K05X00A  C2005 12 01.54751204 01 10.27 +18 03 08.6          20.1 R EX007474
     K05X00A  C2005 12 01.61493504 02 06.22 +18 19 39.4          18.0 R EX007474
     K05X00A  C2005 12 01.61631904 02 07.37 +18 20 01.3          18.0 R EX007474
     K05X00A  C2005 12 01.61909704 02 09.80 +18 20 41.4          17.9 R EX007474
     K05X00A  C2005 12 01.84178 04 06 10.61 +19 12 50.6          19.1 R EX007143
     K05X00A  C2005 12 01.84659 04 06 15.30 +19 14 12.2          18.7 R EX007143

Observer details:
143 Gnosca.  Observer S. Sposetti.  0.40-m f/4 reflector + CCD.
474 Mount John Observatory, Lake Tekapo.  Observer A. C. Gilmore.  1.0-m f/7.7
    reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico.  Observers M. Bezpalko, L. Manguso,
    D. Torres, R. Kracke, A. Milner, H. Love.  Measurers J. Stuart, R. Sayer,
    J. Evans, J. Kommers.  1.0-m f/2.15 reflector + CCD.
G96 Mt. Lemmon Survey.  Observers A. D. Grauer, E. C. Beshore.  Measurers
    E. C. Beshore, E. J. Christensen, G. J. Garradd, A. D. Grauer, R. E. Hill,
    R. A. Kowalski, S. M. Larson, R. H. McNaught.  1.5-m reflector + CCD.

Orbital elements:
2005 XA
Epoch 2006 Mar. 6.0 TT = JDT 2453800.5                  MPC
M  14.62345              (2000.0)            P               Q
n   0.23919166     Peri.   44.97398     -0.41761783     -0.90409602
a   2.5702303      Node    69.90562     +0.80417703     -0.41417914
e   0.6520054      Incl.    5.53518     +0.42295940     -0.10519513
P   4.12           H   26.1           G   0.15           U   6
Residuals in seconds of arc
051130 704  0.4+  0.3+    051201 G96  0.0   0.6+    051201 474  1.9+  0.8+
051130 704  0.5-  0.1-    051201 G96  0.1+  0.0     051201 474  1.1-  0.4+
051130 704  0.6+  0.2-    051201 G96  0.2+  0.1+    051201 474  1.6-  1.7+
051130 704  0.7-  0.0     051201 G96  0.1+  0.4-    051201 474  1.1-  0.6+
051201 G96  0.1-  0.1+    051201 G96  0.4+  0.1-    051201 143  0.4+  0.0
051201 G96  0.2-  0.1+    051201 474  1.2-  1.7-    051201 143  0.2+  0.0
051201 G96  0.4+  0.1+    051201 474  0.1-  0.8-

Ephemeris:
2005 XA                  a,e,i = 2.57, 0.65, 6                   q = 0.8944
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2005 11 26    03 27.12   +08 09.3    0.0695   1.054   164.0    14.9    21.3
2005 11 27    03 29.88   +08 59.0    0.0622   1.047   164.3    14.8    21.0
2005 11 28    03 33.42   +10 02.6    0.0549   1.040   164.9    14.3    20.7
2005 11 29    03 38.12   +11 26.0    0.0476   1.033   165.9    13.5    20.3
2005 11 30    03 44.59   +13 19.2    0.0405   1.026   167.5    12.0    19.9
2005 12 01    03 54.02   +15 59.8    0.0335   1.019   170.0     9.6    19.4
2005 12 02    04 08.89   +20 01.0    0.0267   1.012   174.1     5.7    18.7
2005 12 03    04 35.34   +26 29.0    0.0203   1.006   175.6     4.3    18.0
2005 12 04    05 32.12   +37 16.4    0.0148   1.000   161.4    18.4    17.9
2005 12 05    07 59.27   +50 03.6    0.0116   0.993   133.3    46.2    18.2
2005 12 06    11 28.70   +44 38.5    0.0125   0.987    99.1    80.2    19.4
2005 12 07    13 04.46   +30 56.9    0.0169   0.981    76.8   102.2    20.9
2005 12 08    13 43.76   +22 05.7    0.0228   0.976    65.3   113.5    22.2
2005 12 09    14 03.96   +16 46.3    0.0294   0.970    59.0   119.5    23.2
2005 12 10    14 16.12   +13 20.9    0.0362   0.965    55.4   122.8    23.9
2005 12 11    14 24.24   +10 59.3    0.0432   0.959    53.3   124.6    24.4
2005 12 12    14 30.07   +09 15.9    0.0503   0.954    52.0   125.7    24.8
2005 12 13    14 34.50   +07 57.0    0.0575   0.949    51.2   126.1    25.1
2005 12 14    14 37.99   +06 54.5    0.0647   0.945    50.7   126.2    25.4
2005 12 15    14 40.86   +06 03.6    0.0719   0.940    50.6   126.0    25.6
2005 12 16    14 43.27   +05 21.0    0.0792   0.936    50.6   125.7    25.8

Kyle E. Smalley              (C) Copyright 2005 MPC           M.P.E.C. 2005-X07

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