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  • MPEC 2009-J30 : 2009 JL1

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    M.P.E.C. 2009-J30                                Issued 2009 May 6, 18:26 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
    
                                       2009 JL1
    
    Observations:
         K09J01L  C2009 04 17.44834 16 19 15.99 +00 48 12.9          20.4 V EJ030G96
         K09J01L  C2009 04 17.45435 16 19 15.74 +00 48 12.6          21.1 V EJ030G96
         K09J01L  C2009 04 17.46061 16 19 15.49 +00 48 12.2          21.0 V EJ030G96
         K09J01L  C2009 04 17.46684 16 19 15.20 +00 48 11.9          21.1 V EJ030G96
         K09J01L* C2009 05 05.39145 15 55 23.75 -00 48 55.1          20.4 V EJ030691
         K09J01L  C2009 05 05.40913 15 55 21.38 -00 49 06.7          20.3 V EJ030691
         K09J01L  C2009 05 05.42681 15 55 18.96 -00 49 18.1          20.1 V EJ030691
         K09J01L  C2009 05 05.46651 15 55 13.53 -00 49 44.3          20.1 V EJ030291
         K09J01L  C2009 05 05.47018 15 55 13.03 -00 49 46.8          20.2 V EJ030291
         K09J01L  C2009 05 05.47400 15 55 12.48 -00 49 47.5          19.5 V EJ030291
         K09J01L  C2009 05 06.28594 15 53 28.63 -00 58 59.7          19.9 V EJ030291
         K09J01L  C2009 05 06.28967 15 53 28.10 -00 59 02.5          20.1 V EJ030291
         K09J01L  C2009 05 06.29341 15 53 27.60 -00 59 05.1          20.0 V EJ030291
         K09J01L  C2009 05 06.32813 15 53 22.61 -00 59 29.7          20.2 V EJ030291
         K09J01L  C2009 05 06.33196 15 53 22.06 -00 59 32.3          20.2 V EJ030291
         K09J01L  C2009 05 06.33571 15 53 21.56 -00 59 34.8          20.1 V EJ030291
         K09J01L  C2009 05 06.38380 15 53 14.66 -01 00 08.3          20.1 V EJ030291
         K09J01L  C2009 05 06.38755 15 53 14.11 -01 00 10.7          20.0 V EJ030291
         K09J01L  C2009 05 06.39138 15 53 13.57 -01 00 13.6          20.0 V EJ030291
         K09J01L  C2009 05 06.43474 15 53 07.40 -01 00 44.0          20.2 V EJ030291
         K09J01L  C2009 05 06.43850 15 53 06.85 -01 00 46.6          20.2 V EJ030291
         K09J01L  C2009 05 06.44225 15 53 06.29 -01 00 49.7          20.0 V EJ030291
         K09J01L  C2009 05 06.66372115 52 37.28 -01 02 56.0          19.2 R EJ030E10
         K09J01L  C2009 05 06.66496015 52 37.10 -01 02 56.2          19.4 R EJ030E10
    
    Observer details:
    291 LPL/Spacewatch II.  Observer R. S. McMillan.  1.8-m f/2.7 reflector + CCD.
    691 Steward Observatory, Kitt Peak.  Observer R. S. McMillan.  0.9-m f/3
        reflector + CCD.
    E10 Siding Spring-Faulkes Telescope South.  Observer R. Miles.  2.0-m f/10.0
        Ritchey-Chretien + CCD.
    G96 Mt. Lemmon Survey.  Observer A. Boattini.  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:
    2009 JL1                                                 Earth MOID = 0.0754 AU
    Epoch 2009 June 18.0 TT = JDT 2455000.5                 MPC
    M 276.98439              (2000.0)            P               Q
    n   0.77065904     Peri.  289.59614     +0.98245831     +0.01839131
    a   1.1782240      Node    69.70639     +0.06890159     +0.88890857
    e   0.1685720      Incl.   11.41152     -0.17328655     +0.45771531
    P   1.28           H   21.2           G   0.15           U   7
    Residuals in seconds of arc
    090417 G96  0.0   0.2-    090505 291  0.2+  0.3-    090506 291  0.1+  0.1+
    090417 G96  0.0   0.0     090505 291  0.2-  1.5+    090506 291  0.1-  0.3+
    090417 G96  0.2+  0.0     090506 291  0.1-  0.2+    090506 291  0.0   0.1+
    090417 G96  0.3-  0.2+    090506 291  0.1-  0.0     090506 291  0.2+  0.1+
    090505 691  0.7-  0.3-    090506 291  0.3+  0.0     090506 291  0.0   0.1+
    090505 691  0.2+  0.3-    090506 291  0.2-  0.3-    090506 291  0.4-  0.3-
    090505 691  0.4+  0.1-    090506 291  0.3-  0.2-    090506 E10  0.6+  0.5-
    090505 291  0.2+  0.2-    090506 291  0.3+  0.1-    090506 E10  0.6+  0.1+
    
    Ephemeris:
    2009 JL1                 a,e,i = 1.18, 0.17, 11                  q = 0.9796
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2009 04 29    16 07.18   +00 06.7    0.328    1.303   150.9    22.1    20.4
    2009 05 09    15 47.17   -01 33.1    0.286    1.284   161.0    14.9    19.9
    2009 05 19    15 19.30   -04 31.9    0.258    1.262   163.7    13.0    19.5
    2009 05 29    14 47.59   -08 46.7    0.246    1.238   153.6    21.3    19.7
    2009 06 08    14 18.27   -13 47.0    0.247    1.213   139.7    32.8    20.0
    2009 06 18    13 55.86   -18 56.4    0.258    1.187   126.5    43.4    20.3
    2009 06 28    13 41.97   -23 56.9    0.274    1.161   115.4    52.3    20.6
    2009 07 08    13 36.10   -28 46.7    0.292    1.134   106.3    59.4    20.9
    2009 07 18    13 36.79   -33 28.5    0.308    1.107    98.9    65.1    21.2
    2009 07 28    13 42.99   -38 06.9    0.321    1.081    93.0    69.8    21.3
    2009 08 07    13 53.91   -42 44.8    0.328    1.056    88.2    73.7    21.5
    2009 08 17    14 09.20   -47 22.4    0.330    1.034    84.4    77.0    21.6
    2009 08 27    14 29.44   -51 59.2    0.327    1.015    81.5    80.0    21.6
    2009 09 06    14 55.81   -56 32.7    0.317    0.999    79.3    82.5    21.6
    2009 09 16    15 30.92   -60 54.8    0.302    0.988    78.0    84.6    21.5
    2009 09 26    16 20.02   -64 49.8    0.281    0.981    77.5    86.2    21.4
    2009 10 06    17 30.19   -67 40.1    0.257    0.980    78.1    87.0    21.3
    2009 10 16    19 04.27   -68 04.8    0.230    0.984    80.0    86.7    21.0
    2009 10 26    20 45.88   -64 13.5    0.203    0.992    83.6    84.6    20.7
    2009 11 05    22 09.51   -54 56.4    0.179    1.006    89.4    80.3    20.3
    2009 11 15    23 09.82   -40 15.1    0.164    1.023    97.3    73.5    19.9
    2009 11 25    23 54.38   -22 01.9    0.164    1.044   105.9    65.4    19.7
    2009 12 05    00 30.18   -04 16.4    0.181    1.067   112.2    58.7    19.7
    2009 12 15    01 01.53   +09 56.7    0.215    1.093   115.0    54.8    20.1
    2009 12 25    01 31.24   +20 14.0    0.261    1.119   115.0    52.8    20.5
    2010 01 04    02 00.74   +27 27.7    0.315    1.146   113.5    51.9    20.9
    2010 01 14    02 30.75   +32 32.2    0.375    1.173   111.3    51.4    21.3
    2010 01 24    03 01.77   +36 06.2    0.440    1.200   108.6    51.0    21.7
    
    Sonia Keys                   (C) Copyright 2009 MPC           M.P.E.C. 2009-J30
    

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