Skip to main content

P Cyg

Special Notice #47: Increased Activity in P Cyg

May 19, 2007

P Cyg (2014+37A) is the prototype of massive stars with high mass outflow; it is characterized by blue-shifted emission lines along with red-shifted absorption lines. Surprisingly, we've never created a Variable Star of the Season article for this neat star - I'll have to make sure that happens soon.

Located at

20:17:47.20 +38:01:58.5 J2000

Alert Notice 440: PEP Observing Campaign on P Cygni

Note: This campaign is the subject of the AAVSO Spectroscopy discussion forum thread:

Also, spectroscopy reports should be submitted to the AAVSO Spectroscopy Database (AVSpec,  -  Elizabeth O. Waagen, 20 May 2020


Long-term photometric campaign on the Luminous Blue Variable P Cygni

New: Preliminary results, 2010 November 4

The 2010 report by E. Pollman and T. Bauer is available from this link.  For the 2009 report, see this link

AAVSO Special Notice #131, November 7, 2008

P Cygni

P Cygni from the<br />
Second Digital Sky Survey
AAVSO 49 Bay State Rd. Cambridge, MA 02138 617-354-0484