3C279 : Active state since March
This blazar was reported to be fainter than 15 mag in 2001 January and
February, however, on March - April, a possible brightening to 14th mag was
reported (
vsnet-campaign-blazar 169,
175,
176,).
Since then, we can see notable strong activities in the reported
observations: T. Balonek reported it fluctuated between R = 14.04 and
13.92 during April 18 night
(vsnet-campaign-blazar 181).
M. Villata reported a rapidly fading from R=13.56 on April 23 to R=13.97
and 14.37 on April 24 and 26, respectively
(vsnet-campaign-blazar 188).
S. O'Connor reported it significantly brightened in the V-band (V=13.8)
on April 29
(vsnet-campaign-blazar 189,
190).
The strong activity was confirmed at least until early June (
vsnet-campaign-blazar 203).
Other Related articles:
vsnet-campaign-blazar 177,
179,
180,
182,
187,
191,
194,
195,
197,
198,
199,
200,
202,
Links:
The light curve presented by T. Balonek
On that page, there is
a link to magnitude compilations
(vsnet-campaign-blazar 181).