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  • MPEC 2011-J18 : 2011 JX1

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    M.P.E.C. 2011-J18                                Issued 2011 May 4, 23:20 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 JX1
    
    Observations:
         K11J01X* C2011 05 02.46823 21 44 07.36 +15 45 37.5          19.5 VrEJ018703
         K11J01X  C2011 05 02.47634 21 44 10.68 +15 45 45.1          19.2 VrEJ018703
         K11J01X KC2011 05 03.40022 21 50 56.73 +15 56 53.5          19.2 RuEJ018H36
         K11J01X KC2011 05 03.40446 21 50 58.60 +15 56 56.6          19.6 RuEJ018H36
         K11J01X KC2011 05 03.40852 21 51 00.40 +15 56 59.5          19.4 RuEJ018H36
         K11J01X  C2011 05 03.45844 21 51 22.53 +15 57 35.3          19.5 VrEJ018703
         K11J01X  C2011 05 03.46343 21 51 24.69 +15 57 39.8          19.5 VrEJ018703
         K11J01X  C2011 05 03.46836 21 51 26.92 +15 57 44.0          19.7 VrEJ018703
         K11J01X  C2011 05 03.47364 21 51 29.12 +15 57 46.3          19.2 VrEJ018703
         K11J01X KC2011 05 04.11760 21 56 16.78 +16 05 07.2          19.5 RuEJ018J18
         K11J01X KC2011 05 04.11883 21 56 17.33 +16 05 06.9                uEJ018J95
         K11J01X KC2011 05 04.12284 21 56 19.15 +16 05 09.6          18.6 RuEJ018J95
         K11J01X KC2011 05 04.12312 21 56 19.28 +16 05 10.5                uEJ018J18
         K11J01X |C2011 05 04.38848 21 58 18.78 +16 08 24.8          19.8 VoEJ018807
         K11J01X |C2011 05 04.39232 21 58 20.47 +16 08 27.0          19.9 VoEJ018807
         K11J01X |C2011 05 04.39488 21 58 21.62 +16 08 29.0          19.6 VoEJ018807
         K11J01X  C2011 05 04.39518 21 58 21.99 +16 08 15.1          18.8 RoEJ018H01
         K11J01X |C2011 05 04.39744 21 58 22.78 +16 08 30.7          19.9 VoEJ018807
         K11J01X |C2011 05 04.39975 21 58 23.81 +16 08 31.8          20.0 VoEJ018807
         K11J01X |C2011 05 04.40187 21 58 24.74 +16 08 33.9          19.8 VoEJ018807
         K11J01X  C2011 05 04.40438 21 58 26.13 +16 08 21.4          18.8 RoEJ018H01
         K11J01X  C2011 05 04.41626 21 58 31.48 +16 08 29.4          19.0 RoEJ018H01
         K11J01X  C2011 05 04.43017 21 58 37.74 +16 08 38.7          19.0 RoEJ018H01
    
    Observer details:
    703 Catalina Sky Survey.  Observer A. R. Gibbs.  Measurers J. D. Ahern,
        E. C. Beshore, A. Boattini, G. J. Garradd, A. R. Gibbs, P. Tricarico,
        A. D. Grauer, R. E. Hill, R. A. Kowalski, S. M. Larson, R. H. McNaught.
        0.68-m Schmidt + CCD.
    807 Cerro Tololo.  Observers R. Holmes, T. Linder, V. Hoette.  Measurers
        R. Holmes, T. Linder.  0.41-m f/11 Ritchey-Chretien + CCD.
    H01 Magdalena Ridge Observatory, Socorro.  Observer W. H. Ryan.  2.4-m f/8.9
        reflector + CCD.
    H36 Sandlot Observatory, Scranton.  Observer G. Hug.  0.56-m reflector + CCD.
    J18 Dingle Observatory, Montgomery.  Observer R. Banks.  0.4-m f/3.8
        astrograph + CCD.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
        + CCD.
    
    Orbital elements:
    2011 JX1                                                 Earth MOID = 0.2079 AU
    Epoch 2011 Feb. 8.0 TT = JDT 2455600.5                  MPC
    M 296.94413              (2000.0)            P               Q
    n   0.47273306     Peri.  227.59463     +0.94893603     +0.03432211
    a   1.6320197      Node   127.92231     +0.01073437     +0.98997534
    e   0.6761474      Incl.   23.42437     -0.31528589     +0.13700661
    P   2.08           H   17.9           G   0.15           U   9
    Residuals in seconds of arc
    110502 703  1.3+  0.3-    110503 703  1.6-  0.7-    110504 H01  0.3-  0.7+
    110502 703  1.3-  1.1+    110504 J18  0.1+  1.0+    110504 807  0.1+  0.0
    110503 H36  0.4+  0.1-    110504 J95  0.0   0.3-    110504 807  0.0   0.5-
    110503 H36  0.4+  0.0     110504 J95  0.3+  0.4-    110504 807  0.2-  0.2+
    110503 H36  0.5+  0.0     110504 J18  0.5+  0.5+    110504 H01  0.4-  0.8+
    110503 703  0.0   0.8-    110504 807  0.3+  0.1+    110504 H01  0.3-  0.7+
    110503 703  0.6-  0.1+    110504 807  0.2-  0.3-    110504 H01  0.2-  0.6+
    110503 703  0.2+  0.7+    110504 807  0.1-  0.0
    
    Ephemeris:
    2011 JX1                 a,e,i = 1.63, 0.68, 23                  q = 0.5285
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2011 04 04    19 11 31.2 +08 23 14   0.9939  1.3346    84.0    48.2    20.3
    ...
    2011 04 19    20 19 34.9 +12 20 26   0.8055  1.1676    79.5    57.7    19.8
    ...
    2011 04 27    21 06 38.1 +14 29 14   0.7279  1.0736    74.6    64.6    19.7
    ...
    2011 05 03    21 47 59.1 +15 52 13   0.6848  1.0012    69.5    70.6    19.6
    2011 05 04    21 55 23.1 +16 03 55   0.6791  0.9890    68.6    71.6    19.5
    2011 05 05    22 02 55.6 +16 14 51   0.6739  0.9768    67.6    72.7    19.5
    ...
    2011 05 11    22 50 46.4 +17 00 48   0.6534  0.9029    61.4    79.1    19.5
    ...
    2011 05 19    23 58 56.2 +16 59 32   0.6587  0.8044    52.6    86.9    19.6
    ...
    2011 06 03    02 01 43.3 +14 31 42   0.7802  0.6333    38.6    91.1    19.6
    
    A. U. Tomatic                (C) Copyright 2011 MPC           M.P.E.C. 2011-J18
    

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