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IAU Minor Planet Center

Minor Planet Center

MPEC 1999-Q10: 1999 NC5

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Read MPEC 1999-Q09 Read MPEC 1999-Q11


M.P.E.C. 1999-Q10                                Issued 1999 Aug. 24, 16:44 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 NC5

                           Revision to MPEC 1999-O10

Observations:
     J99N05C 5 1983 01 16.52238 07 56 30.50 -15 03 42.9                      413
     J99N05C 5 1983 01 16.56405 07 56 25.56 -14 59 40.7                      413

Observer details:
413 Siding Spring.  Trail located and measured by A. Doppler, A. Gnadig and
    G. Hahn.  1.2-m Schmidt.

Orbital elements:
1999 NC5
Epoch 1999 Aug. 10.0 TT = JDT 2451400.5                 Williams
M 283.20040              (2000.0)            P               Q
n   0.34092748     Peri.  295.18241     +0.22355932     -0.79984474
a   2.0293707      Node   128.95434     +0.92568279     +0.35316342
e   0.3939197      Incl.   45.74876     -0.30517634     +0.48530813
P   2.89           H   16.5           G   0.15           U   4
Residuals in seconds of arc
830116 413  0.0   0.7+    990717 557  0.1-  0.4-    990723 402  0.5+  0.6-
830116 413  0.0   0.8-    990717 557  0.1+  0.5-    990723 402  0.0   0.3-
990713 704  0.4+  0.4+    990717 557  0.0   0.3+    990730 402  0.7-  0.6+
990713 704  0.8-  1.0+    990718 046  0.9+  0.1+    990730 402  0.9-  1.0+
990713 704  0.6+  0.9-    990718 046  0.2+  0.9+    990730 402  0.1-  1.1+
990713 704  1.5-  0.1+    990718 046  0.1+  0.5+    990802 658  0.6+  0.0
990714 426  0.1+  0.4+    990718 046  0.0   0.7-    990802 658  0.6-  1.2-
990714 426  0.2+  0.1-    990718 046  0.7+  0.3+    990802 658  0.7+  0.1+
990714 426  0.5+  0.6+    990718 859  0.3-  0.1-    990813 360  0.2-  0.4+
990714 557  0.3-  0.1-    990718 859  0.8+  0.4+    990813 360  0.2-  0.0
990714 557  1.0-  0.1+    990718 859  0.1+  0.6-    990821 413  0.1-  0.3-
990717 426  0.5-  0.0     990723 402  0.4-  1.5-    990821 413  0.5+  0.1-
990717 426  0.2+  0.5-    990723 402  0.6+  0.5-

Ephemeris:
1999 NC5                 a,e,i = 2.03, 0.39, 46                  q = 1.2300
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
1999 08 20    19 24.37   -17 52.7    1.211    2.111   143.3    16.6    19.4
1999 08 25    19 18.46   -19 59.1    1.232    2.088   137.0    19.3    19.5
1999 08 30    19 13.48   -21 59.0    1.258    2.065   130.8    21.7    19.6
1999 09 04    19 09.52   -23 51.4    1.290    2.041   124.8    23.9    19.7
1999 09 09    19 06.65   -25 36.0    1.326    2.017   119.1    25.9    19.8
1999 09 14    19 04.91   -27 12.7    1.365    1.993   113.6    27.6    19.9
1999 09 19    19 04.29   -28 41.8    1.406    1.969   108.4    29.0    20.0
1999 09 24    19 04.79   -30 03.7    1.448    1.944   103.5    30.1    20.1
1999 09 29    19 06.36   -31 18.7    1.492    1.920    98.8    31.1    20.1
1999 10 04    19 08.97   -32 27.4    1.536    1.895    94.3    31.8    20.2
1999 10 09    19 12.58   -33 30.3    1.579    1.869    90.1    32.3    20.2
1999 10 14    19 17.16   -34 27.6    1.621    1.844    86.1    32.7    20.3
1999 10 19    19 22.65   -35 19.7    1.662    1.819    82.2    32.9    20.3
1999 10 24    19 29.01   -36 07.0    1.701    1.793    78.6    33.0    20.3
1999 10 29    19 36.20   -36 49.5    1.738    1.767    75.2    32.9    20.3
1999 11 03    19 44.18   -37 27.4    1.773    1.741    71.9    32.8    20.3
1999 11 08    19 52.93   -38 00.7    1.804    1.715    68.8    32.6    20.3
1999 11 13    20 02.42   -38 29.4    1.833    1.690    65.8    32.3    20.3
1999 11 18    20 12.62   -38 53.6    1.859    1.664    63.1    32.0    20.3
1999 11 23    20 23.48   -39 13.0    1.882    1.638    60.5    31.6    20.3
1999 11 28    20 35.00   -39 27.6    1.901    1.612    58.0    31.3    20.3

Gareth V. Williams           (C) Copyright 1999 MPC           M.P.E.C. 1999-Q10

Read MPEC 1999-Q09 Read MPEC 1999-Q11


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