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IAU Minor Planet Center

Minor Planet Center

MPEC 1999-L39: 1999 LU7

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M.P.E.C. 1999-L39                                Issued 1999 June 15, 16:45 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.

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

                                   1999 LU7

Observations:
     J99L07U* C1999 06 10.18662 15 38 21.82 +01 47 11.6          18.3 R      703
     J99L07U  C1999 06 10.19888 15 38 20.01 +01 47 30.2          19.1 R      703
     J99L07U  C1999 06 10.21113 15 38 18.47 +01 47 47.1          19.5 R      703
     J99L07U  C1999 06 10.22340 15 38 16.78 +01 48 05.6          18.9 R      703
     J99L07U  C1999 06 11.30536 15 35 55.56 +02 14 18.4          19.3 R      703
     J99L07U  C1999 06 11.30884 15 35 55.06 +02 14 22.2          19.1 R      703
     J99L07U  C1999 06 11.31179 15 35 54.62 +02 14 27.3          19.5 R      703
     J99L07U  C1999 06 11.31531 15 35 54.21 +02 14 33.0          18.9 R      703
     J99L07U  C1999 06 12.93237 15 32 23.42 +02 53 20.9                      557
     J99L07U  C1999 06 12.93447 15 32 23.11 +02 53 24.2          19.3 V      557
     J99L07U  C1999 06 13.12743 15 31 58.11 +02 58 03.0          18.7 R      784
     J99L07U  C1999 06 13.14786 15 31 55.40 +02 58 31.9          18.6 R      784
     J99L07U  C1999 06 13.15648 15 31 54.25 +02 58 44.2          18.9 R      784
     J99L07U  C1999 06 13.94167 15 30 11.41 +03 17 25.0          18.2 R      046
     J99L07U  C1999 06 13.94760 15 30 10.55 +03 17 33.5                      046
     J99L07U  C1999 06 13.94909 15 30 10.35 +03 17 33.6                      046
     J99L07U  C1999 06 14.53964 15 28 53.57 +03 31 55.4          19.0 R      426
     J99L07U  C1999 06 14.54325 15 28 53.07 +03 32 00.2          19.2 R      426
     J99L07U  C1999 06 14.54701 15 28 52.56 +03 32 05.7          19.5 R      426
     J99L07U  C1999 06 15.53124 15 26 44.27 +03 55 13.9          19.2 R      426
     J99L07U  C1999 06 15.53504 15 26 43.73 +03 55 18.7          19.6 R      426
     J99L07U  C1999 06 15.53848 15 26 43.28 +03 55 23.3          19.4 R      426

Observer details:
046 Klet.  Observers J. Ticha, M. Tichy.  Measurer M. Tichy.  0.57-m f/5.2
    reflector + CCD.
426 Woomera.  Observer F. B. Zoltowski.  0.30-m f/3.3 Schmidt-Cassegrain + CCD.
557 Ondrejov.  Observers P. Pravec, P. Kusnirak.  0.65-m f/3.6 reflector + CCD.
703 Catalina Sky Survey.  Observers S. M. Larson, C. W. Hergenrother.  0.41-m
    f/3 Schmidt + CCD.
784 Stull Observatory, Alfred University.  Observer D. R. DeGraff.  0.82-m f/4
    reflector + CCD.

Orbital elements:
1999 LU7
Epoch 1999 June 11.0 TT = JDT 2451340.5                 Williams
M 329.07910              (2000.0)            P               Q
n   0.33033863     Peri.  147.02936     +0.98982215     +0.11696682
a   2.0725092      Node   206.61138     -0.13342619     +0.96086534
e   0.6197736      Incl.   10.42599     +0.04949314     +0.25111067
P   2.98           H   18.9           G   0.15
From 22 observations 1999 June 10-15.

Ephemeris:
1999 LU7                 a,e,i = 2.07, 0.62, 10                  q = 0.7880
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
1999 06 11    15 36.60   +02 07.0    0.525    1.477   145.2    23.1    19.4
1999 06 16    15 25.72   +04 06.0    0.504    1.431   138.1    28.3    19.4
1999 06 21    15 15.03   +05 58.9    0.487    1.384   130.8    33.8    19.5
1999 06 26    15 04.83   +07 43.8    0.473    1.337   123.6    39.3    19.5
1999 07 01    14 55.33   +09 19.7    0.460    1.290   116.6    44.8    19.5
1999 07 06    14 46.68   +10 46.6    0.449    1.243   109.8    50.3    19.5
1999 07 11    14 38.92   +12 05.3    0.439    1.196   103.3    55.8    19.5
1999 07 16    14 32.02   +13 17.5    0.427    1.149    97.0    61.4    19.5
1999 07 21    14 25.79   +14 25.9    0.414    1.103    90.9    67.1    19.6
1999 07 26    14 19.94   +15 33.5    0.400    1.058    84.9    73.0    19.6
1999 07 31    14 13.99   +16 43.8    0.383    1.014    79.0    79.2    19.6
1999 08 05    14 07.35   +18 00.2    0.364    0.973    73.0    86.0    19.7
1999 08 10    13 59.17   +19 26.3    0.343    0.933    66.7    93.5    19.8
1999 08 15    13 48.31   +21 05.1    0.320    0.897    60.0   102.0    19.9
1999 08 20    13 33.19   +22 57.8    0.297    0.864    52.6   111.5    20.2

Gareth V. Williams           (C) Copyright 1999 MPC           M.P.E.C. 1999-L39

Read MPEC 1999-L38 Read MPEC 1999-L40


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