During the winter of 2007, while visiting family in Las Vegas, I became a member of the Las Vegas Astronomical Society. Fellow member, Fred Rayworth and I often talked about starting a monthly observing report. So, in February 2009, we issued the first Las Vegas Astronomical Society Observer’s Challenge Report. The many reports to follow would … Continue reading Observer’s Challenge Reports For The Years 2009-2024: All 185 Monthly Reports Are Included For Future Reference Use.