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  • MPEC 2008-U40 : 2008 UM1

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    M.P.E.C. 2008-U40                                Issued 2008 Oct. 23, 01:58 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 http://www.cfa.harvard.edu/iau/mpc.html  ISSN 1523-6714
    
                                       2008 UM1
    
    Observations:
         K08U01M* C2008 10 22.39434 01 55 48.43 +00 33 11.2                 EU040G96
         K08U01M  C2008 10 22.39464 01 55 52.08 +00 33 37.4          19.6 V EU040G96
         K08U01M  C2008 10 22.39525 01 55 59.48 +00 34 27.3                 EU040G96
         K08U01M  C2008 10 22.40218 01 57 21.09 +00 43 40.8                 EU040G96
         K08U01M  C2008 10 22.40242 01 57 23.90 +00 44 00.4                 EU040G96
         K08U01M  C2008 10 22.40267 01 57 26.82 +00 44 19.1          20.4 V EU040G96
         K08U01M  C2008 10 22.40292 01 57 29.55 +00 44 38.2          18.8 V EU040G96
         K08U01M  C2008 10 22.42471 02 01 18.98 +01 10 23.5          19.8 V EU040G96
         K08U01M  C2008 10 22.42495 02 01 21.25 +01 10 39.6          18.8 V EU040G96
    
    Observer details:
    G96 Mt. Lemmon Survey.  Observer A. R. Gibbs.  Measurers E. C. Beshore,
        A. Boattini, G. J. Garradd, A. R. Gibbs, A. D. Grauer, R. E. Hill,
        R. A. Kowalski, S. M. Larson, R. H. McNaught.  1.5-m reflector + CCD.
    
    Orbital elements:
    2008 UM1                                                 Earth MOID = 0.0001 AU
    Epoch 2008 Nov. 30.0 TT = JDT 2454800.5                 MPC
    M  32.32941              (2000.0)            P               Q
    n   0.39353310     Peri.  114.94034     +0.80649850     +0.59005392
    a   1.8442305      Node   208.94206     -0.56648398     +0.75309196
    e   0.5742740      Incl.    4.42898     -0.16928104     +0.29101351
    P   2.50           H   32.1           G   0.15           U   6
    Residuals in seconds of arc
    081022 G96  0.0   0.6-    081022 G96  0.6-  0.8-    081022 G96  0.6-  0.7-
    081022 G96  0.1-  0.8+    081022 G96  0.3+  0.2+    081022 G96  1.2+  0.1+
    081022 G96  0.1-  0.3+    081022 G96  1.2+  0.5-    081022 G96  0.3+  0.6+
    
    Ephemeris:
    2008 UM1                 a,e,i = 1.84, 0.57, 4                   q = 0.7851
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2008 10 21.0  14 48.73   -05 54.7    0.0102   0.986    16.8   163.0    34.2
    2008 10 21.1  14 49.70   -05 59.9    0.00929  0.987    17.0   162.9    34.0
    2008 10 21.2  14 50.86   -06 06.2    0.00842  0.987    17.1   162.7    33.7
    2008 10 21.3  14 52.29   -06 14.0    0.00756  0.988    17.4   162.5    33.4
    2008 10 21.4  14 54.09   -06 23.7    0.00669  0.989    17.7   162.2    33.0
    2008 10 21.5  14 56.43   -06 36.2    0.00582  0.990    18.1   161.8    32.5
    2008 10 21.6  14 59.59   -06 53.1    0.00496  0.991    18.7   161.2    32.0
    2008 10 21.7  15 04.09   -07 17.1    0.00409  0.991    19.6   160.3    31.2
    2008 10 21.8  15 11.02   -07 53.5    0.00323  0.992    21.1   158.9    30.2
    2008 10 21.9  15 23.02   -08 55.3    0.00237  0.993    23.8   156.2    28.8
    2008 10 22.0  15 48.67   -11 01.1    0.00153  0.994    29.8   150.2    26.5
    2008 10 22.1  17 14.41   -16 44.6    0.00075  0.995    50.4   129.6    22.1
    2008 10 22.2  23 06.09   -13 43.2    0.00056  0.996   132.8    47.2    17.6
    2008 10 22.3  01 25.05   -01 57.3    0.00127  0.996   165.7    14.3    18.4
    2008 10 22.4  01 59.03   +01 16.5    0.00210  0.997   169.7    10.2    19.4
    2008 10 22.5  02 13.55   +02 39.0    0.00295  0.998   169.5    10.5    20.1
    2008 10 22.6  02 21.55   +03 24.1    0.00382  0.999   168.8    11.1    20.7
    2008 10 22.7  02 26.60   +03 52.4    0.00468  1.000   168.3    11.7    21.2
    2008 10 22.8  02 30.08   +04 11.9    0.00555  1.000   167.8    12.1    21.5
    2008 10 22.9  02 32.62   +04 26.0    0.00641  1.001   167.5    12.4    21.9
    2008 10 23.0  02 34.56   +04 36.8    0.00728  1.002   167.3    12.6    22.2
    2008 10 23.1  02 36.08   +04 45.3    0.00815  1.003   167.1    12.8    22.4
    2008 10 23.2  02 37.31   +04 52.1    0.00901  1.004   166.9    12.9    22.6
    2008 10 23.3  02 38.33   +04 57.7    0.00988  1.004   166.8    13.0    22.8
    2008 10 23.4  02 39.18   +05 02.4    0.0107   1.005   166.8    13.1    23.0
    2008 10 23.5  02 39.90   +05 06.4    0.0116   1.006   166.7    13.2    23.2
    2008 10 23.6  02 40.52   +05 09.9    0.0125   1.007   166.7    13.2    23.4
    2008 10 23.7  02 41.06   +05 12.9    0.0134   1.008   166.6    13.2    23.5
    2008 10 23.8  02 41.53   +05 15.5    0.0142   1.009   166.6    13.2    23.7
    2008 10 23.9  02 41.95   +05 17.9    0.0151   1.009   166.6    13.2    23.8
    2008 10 24.0  02 42.32   +05 19.9    0.0160   1.010   166.6    13.2    23.9
    
       Closest approach to the earth was 0.000473 AU on 2008 Oct. 22.16.
    
    Gareth V. Williams           (C) Copyright 2008 MPC           M.P.E.C. 2008-U40
    

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