Skip to main content

Special Notice #295: Bright outburst of the BL Lac object PKS 0716+71

September 18, 2012:  AAVSO observer Klaus Wenzel (Grossostheim, Germany) noted that the BL Lacertae object PKS 0716+71 (== S5 0716+714) is currently brighter than it has been in several years, being at magnitude 12.7 (visual) on 2012 September 13.1354 (JD 2456183.6354).  This AGN is highly variable on short timescales, but recent observations of this object indicate that it remains bright.

The AAVSO has received the following observations of PKS 0716+71 since the initial report (all visual observations by K. Wenzel, observer code WKL): 12.6, JD 2456184.6007; 13.0, 2456186.6111; 13.1 2456186.6493; and 12.9, 2456188.5938.

Continued monitoring of this interesting BL Lac object is encouraged.  Charts are available via the AAVSO website.  Please use the name "PKS 0716+71" when reporting data or making charts.

Coordinates: R.A. 07 21 53.45  Dec. +71 20 36.4 (2000.0)


This AAVSO Special Notice was prepared by M. Templeton.

-------------------------------------------------
SUBMIT OBSERVATIONS TO THE AAVSO

Information on submitting observations to the AAVSO may be found at:
http://www.aavso.org/webobs

SPECIAl NOTICE ARCHIVE AND SUBSCRIPTION INFORMATION

A Special Notice archive is available at the following URL:
http://www.aavso.org/special-notice-archive

Subscribing and Unsubscribing may be done at the following URL:
http://www.aavso.org/observation-notification#specialnotices
 

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