(7) Iris

Orbital Elements

    (7) Iris
Epoch 2002 May 6.0 TT = JDT 2452400.5    (M-c)          Bowell
M 282.04019              (2000.0)            P               Q
n   0.26737119     Peri.  145.20149     +0.70368107     -0.70416860
a   2.3863070      Node   259.86465     +0.62808177     +0.67883598
e   0.2298998      Incl.    5.52400     +0.33218405     +0.20815453
P   3.69           H    5.51          G   0.15
From 3313 observations at 57 oppositions, 1850-1993, mean residual 0".57.

These orbital elements are also available in forms suitable for loading into a number of popular planetarium-type software programs.

Ephemeris

Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
 
2002 05 26    22 07.30   -06 44.2    2.061    2.346    93.1    25.5    10.1
2002 05 31    22 12.19   -06 01.0    1.989    2.333    96.5    25.6    10.0
2002 06 05    22 16.69   -05 18.7    1.917    2.320   100.0    25.5     9.9
2002 06 10    22 20.79   -04 37.5    1.847    2.307   103.5    25.3     9.8
2002 06 15    22 24.43   -03 57.7    1.777    2.293   107.2    25.0     9.7
2002 06 20    22 27.59   -03 19.7    1.710    2.280   111.0    24.6     9.6
2002 06 25    22 30.22   -02 43.7    1.644    2.267   114.9    24.0     9.5
2002 06 30    22 32.29   -02 10.1    1.580    2.254   118.9    23.3     9.4
2002 07 05    22 33.76   -01 39.1    1.518    2.241   123.1    22.3     9.2
2002 07 10    22 34.58   -01 11.3    1.459    2.228   127.4    21.3     9.1
2002 07 15    22 34.71   -00 47.1    1.403    2.215   131.9    20.0     9.0
2002 07 20    22 34.14   -00 26.8    1.350    2.201   136.5    18.5     8.8
2002 07 25    22 32.86   -00 10.9    1.302    2.188   141.3    16.9     8.7
2002 07 30    22 30.87   +00 00.4    1.257    2.175   146.2    15.0     8.5
2002 08 04    22 28.18   +00 06.6    1.217    2.163   151.3    13.0     8.4
2002 08 09    22 24.85   +00 07.5    1.182    2.150   156.4    10.9     8.2
2002 08 14    22 20.95   +00 03.2    1.152    2.137   161.3     8.7     8.1
2002 08 19    22 16.62   -00 06.3    1.128    2.124   165.9     6.7     7.9
2002 08 24    22 11.99   -00 20.5    1.110    2.112   169.1     5.2     7.8
2002 08 29    22 07.23   -00 38.9    1.098    2.099   169.6     5.0     7.7
2002 09 03    22 02.50   -01 00.8    1.092    2.087   167.0     6.2     7.8
2002 09 08    21 58.00   -01 25.2    1.091    2.075   162.6     8.3     7.9
2002 09 13    21 53.91   -01 51.0    1.096    2.063   157.6    10.7     8.0
2002 09 18    21 50.39   -02 17.2    1.107    2.051   152.3    13.2     8.1
2002 09 23    21 47.57   -02 42.7    1.123    2.039   147.0    15.5     8.2
2002 09 28    21 45.53   -03 06.6    1.143    2.028   141.8    17.8     8.3
2002 10 03    21 44.35   -03 28.2    1.168    2.016   136.7    19.9     8.4
2002 10 08    21 44.06   -03 46.8    1.196    2.005   131.8    21.8     8.5
2002 10 13    21 44.67   -04 01.9    1.227    1.994   127.0    23.5     8.6
2002 10 18    21 46.19   -04 13.1    1.262    1.984   122.5    25.1     8.7
2002 10 23    21 48.56   -04 20.1    1.298    1.973   118.1    26.4     8.7
2002 10 28    21 51.74   -04 22.8    1.337    1.963   114.0    27.5     8.8
2002 11 02    21 55.69   -04 21.1    1.378    1.954   110.0    28.5     8.9
2002 11 07    22 00.36   -04 15.1    1.419    1.944   106.2    29.3     9.0
2002 11 12    22 05.71   -04 04.7    1.462    1.935   102.5    30.0     9.1
2002 11 17    22 11.66   -03 49.9    1.506    1.926    99.0    30.5     9.1
2002 11 22    22 18.17   -03 31.0    1.550    1.918    95.6    30.8     9.2

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