Captain Aubameyang had place his side ahead with a well-worked team goal as Mikel Arteta’s side dominated the primary half.
But Ayew brought Palace level once the break, his goal-bound effort feat Arsenal goalkeeper Bernd Leno with very little probability after bouncing off David Luiz.
Aubameyang was then sent off following a lunging tackle that caught max Meyer on the left gliding joint, var overturning the initial yellow card he was awarded by referee Paul Tierney.
This fixture had heralded twenty eight goals within the previous seven meetings between the 2 sides however very little may separate them now around, although each James Tomkins and Nicolas Pepe went on the brink of winners for their various teams.
The Eagles were themselves lucky to finish the match with eleven players with Tomkins narrowly avoiding a red card once a late challenge on Gabriel Martinelli, in what was a feisty 1st London derby of 2020.
Arsenal manager Arteta – who wasn’t even born when Palace boss Roy Hodgson started his managerial career – remains without an away win within the league since taking over as manager on twenty Dec.
Palace, meanwhile, remains ninth within the Premier League table, one place on top of the Gunners.