Observing Program Announcement: NASA Observing Challenge - Apollo 50th, due by 8/31

This is a brief reminder that if you plan to submit for the NASA Observing Challenge for the Apollo 50th Anniversary, the deadline is August 31, 2019.  The submission must be received by the Coordinator on or before that date.  Website:  https://www.astroleague.org/programs/nasa-observing-challenges-special-awards-introduction

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