* Astronomy

Comet 8P/Tuttle is approaching its maximum brightness as it crosses Cassiopeia during this week, and will become bright enough to see with the naked eye from a dark site.
The comet will appear as a round, diffused greenish white glow in a pair of binoculars.
During January, the comet will  rapidly move southwards through  Eridanus by the end of the month.

Comet 8P/Tuttle, is a periodic comet that reappears in the inner solar system every 13.6 years.
On January 2, 2008 it will pass Earth at a distance of only 0.25 AU.

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Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1   

2007 12 16    00 06.81   +71 45.5    0.399    1.207   114.8    47.8   7.6  
2007 12 21    00 43.02   +62 27.2    0.334    1.170   116.3    48.9   7.0  
2007 12 26    01 10.65   +48 43.2    0.282    1.137   116.2    50.9   6.4  
2007 12 31    01 32.45   +30 19.2    0.255    1.107   112.6    55.1   5.9  
2008 01 05    01 50.19   +10 07.2    0.259    1.081   105.3    61.3   5.7  
2008 01 10    02 05.01   -07 19.3    0.292    1.060    97.0    67.1   5.8  
2008 01 15    02 17.68   -20 10.4    0.346    1.044    90.2    70.5   6.1  
2008 01 20    02 28.69   -29 11.6    0.410    1.033    85.1    71.6   6.3  
2008 01 25    02 38.41   -35 36.3    0.479    1.028    81.3    71.2   6.6  
2008 01 30    02 47.17   -40 18.7    0.550    1.028    78.5    69.9   6.9