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BL Lac in outburst

SXN
SXN's picture
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Joined: 2010-03-12

BL Lac is experiencing a bright outburst as can be seen from the latest AAVSO visual and CCDV data.

 BL LAC 2012 Jul 23.9035 13.5 Vis. DPV

BL LAC 2012 Jul 23.8931 13.4 Vis. KWO

BL LAC 2012 Jul 23.8924 13.0 Vis. WKL

BL LAC 2012 Jul 23.4071 13.213 V HBB 0.013

BL LAC 2012 Jul 23.4005 13.202 V HBB 0.004

BL LAC 2012 Jul 23.3968 13.196 V HBB 0.004

BL LAC 2012 Jul 23.3932 13.19 V HBB 0.005

BL LAC 2012 Jul 23.0570 13.2 Vis. PYG

BL LAC 2012 Jul 22.3754 13.665 V HBB 0.004

BL LAC 2012 Jul 21.9549 13.1 Vis. WKL

BL LAC 2012 Jul 21.2129 13.761 V HBB 0.004

BL LAC 2012 Jul 21.0162 13.6 Vis. OJR

BL LAC 2012 Jul 20.0158 13.7 Vis. OJR

BL LAC 2012 Jul 18.9785 14.4 Vis. DPV

BL LAC 2012 Jul 17.8993 14.0 Vis. OJR

BL Lac 2012 Jul 12.2813 14.5 Vis. SXN

BL LAC 2012 Jul 11.9201 14.6 Vis. WKL

BL LAC 2012 Jul 9.1952 14.38 V HBB 0.01

BL LAC 2012 Jul 7.9271 14.5 Vis. WKL

BL LAC 2012 Jul 3.0320 14.6 Vis. PYG

As can be seen from this 3600 day light curve, BL Lac has not been this bright since 2004.

BL Lac rebrightening?
sdn
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Joined: 2010-07-23

It appears that BL Lac is re-brightening after falling to approx. magn. 14.7 on 8/12:

BL LAC;2456164.61563;13.510;0.022;V

Regards, Doug

BL
roe
roe's picture
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Joined: 2010-07-25

BL Lac,2456164.88620,13.879,0.028,V,NO,ABS,ENSEMBLE,na,129,13.001,1.2821,na,8292AJY,na

AAVSO 49 Bay State Rd. Cambridge, MA 02138 aavso@aavso.org 617-354-0484