Hatena::Groupkanatatmp

KANATA ObsLog

2009-01-06

[]3C 279 : update the data

f:id:kanataobslog:20090107055450j:image

We update the data of 3C 279.

This object has the highest polarization degree in our observation.

[]PKS 0754+100 : active state

f:id:kanataobslog:20090107040648j:image

We have observed PKS 0754+100 since 5 November 2008.

This object has recently been active.

The object has brightened by about 1.8 mag for two month.

[]BL Lac : the light curve and polarization degree

f:id:kanataobslog:20090106201125j:image

We continue to observe BL Lacertae,and update data.

This object has violent variabilities.

The figure shows that the light curve and the polarization degree in V band.

It seems that there is no definite correlation between light curve and polarization degree.