Alert Notice 440: PEP Observing Campaign on P Cygni
Note: This campaign is the subject of the AAVSO Spectroscopy discussion forum thread: https://www.aavso.org/p-cyg-monitoring-intrinsic-h%CE%B1-flux
Also, spectroscopy reports should be submitted to the AAVSO Spectroscopy Database (AVSpec, https://www.aavso.org/apps/avspec/). - Elizabeth O. Waagen, 20 May 2020
CONTINUED THROUGH 2022 AT LEAST