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Home -> Astronomy News -> Solar System -> Comet 217P/LINEAR
Post Info TOPIC: Comet 217P/LINEAR
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Comet 217P (LINEAR)
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Outburst of Comet 217P (LINEAR)

217P.jpg
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Credit R. Ligustri

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Comet 217P/LINEAR
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Orbital Elements
217P/LINEAR
Epoch 2009 Sept. 6.0 TT = JDT 2455080.5
T 2009 Sept. 8.9669 TT                                  MPC
q   1.223980             (2000.0)            P               Q
n   0.1258685      Peri.  246.7444      +0.9580029      -0.2222396
a   3.943283       Node   125.6220      +0.2656078      +0.9258980
e   0.689604       Incl.   12.8814      -0.1080881      +0.3054873
P   7.83
From 371 observations 2001-2009, mean residual 0".7.


Ephemeris
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   mag
2009 10 11    06 04.54   -04 42.1    0.607    1.291   104.4    48.5  12.0
2009 10 16    06 11.78   -04 42.6    0.611    1.313   106.9    46.6  12.1
2009 10 21    06 17.44   -04 38.8    0.615    1.336   109.9    44.5  12.2
2009 10 26    06 21.53   -04 29.6    0.619    1.363   113.2    42.1  12.3
2009 10 31    06 24.09   -04 14.1    0.623    1.391   117.0    39.5  12.4

IMAGE (193kb, 1000 x 800)
IMAGE (187kb, 1000 x 800)

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Ephemeris
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   mag
2009 09 26    05 33.49   -04 22.2    0.593    1.243    99.2    52.7  11.8
2009 10 01    05 45.39   -04 31.3    0.598    1.256   100.5    51.6  11.9
2009 10 06    05 55.74   -04 38.1    0.603    1.272   102.3    50.2  11.9
2009 10 11    06 04.54   -04 42.1    0.607    1.291   104.4    48.5  12.0
2009 10 16    06 11.78   -04 42.6    0.611    1.313   106.9    46.6  12.1
2009 10 21    06 17.44   -04 38.8    0.615    1.336   109.9    44.5  12.2
2009 10 26    06 21.53   -04 29.6    0.619    1.363   113.2    42.1  12.3
2009 10 31    06 24.09   -04 14.1    0.623    1.391   117.0    39.5  12.4
2009 11 05    06 25.14   -03 51.7    0.627    1.421   121.1    36.7  12.5
2009 11 10    06 24.74   -03 21.4    0.632    1.453   125.6    33.6  12.6
2009 11 15    06 22.96   -02 42.7    0.639    1.486   130.5    30.4  12.7
2009 11 20    06 19.95   -01 55.0    0.648    1.521   135.6    27.1  12.9


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Comet 217P/LINEAR is passing just north of the Orion Nebula on the 27th, September, 2009.

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Orbital Elements
217P/LINEAR
Epoch 2009 June 18.0 TT = JDT 2455000.5
T 2009 Sept. 8.9657 TT                                  MPC
q   1.223968             (2000.0)            P               Q
n   0.1258248      Peri.  246.7441      +0.9580026      -0.2222396
a   3.944197       Node   125.6223      +0.2656079      +0.9258986
e   0.689679       Incl.   12.8816      -0.1080897      +0.3054853
P   7.83

Ephemeris
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   mag
2009 08 07    02 21.87   -02 53.6    0.624    1.295   101.8    50.0  12.1
2009 08 12    02 44.71   -02 53.5    0.606    1.276   100.9    51.3  12.0
2009 08 17    03 07.38   -02 56.9    0.593    1.259   100.0    52.4  11.9
2009 08 22    03 29.58   -03 03.5    0.585    1.246    99.1    53.3  11.8
2009 08 27    03 51.01   -03 12.4    0.579    1.235    98.3    54.0  11.7
2009 09 01    04 11.44   -03 23.1    0.577    1.228    97.7    54.5  11.7
2009 09 06    04 30.69   -03 34.8    0.578    1.225    97.4    54.7  11.7
2009 09 11    04 48.60   -03 47.1    0.580    1.224    97.3    54.6  11.7
2009 09 16    05 05.08   -03 59.5    0.583    1.227    97.6    54.3  11.7
2009 09 21    05 20.06   -04 11.4    0.588    1.234    98.2    53.7  11.8





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