At last night’s webinar I was asked how to access Mark’s excellent article in the current Variable Star Section Circular and a couple of folks have since emailed the same q.
You can download the Circular in PDF format here. Mark’s article begins on pg 10.
The light curve from the VSS database shows the brightness has recovered (most recent observation by Gary Poyner on Apr 15). We’re of course losing Orion rapidly in the west.