1 Do not break down requirements aggregating more than the simplified acquisition threshold (or for commercial items, the threshold in Subpart 13.5) or the micro-purchase threshold into several purchases that are less than the applicable threshold merely toâ. 2  Permit use of simplified acquisition procedures; or.
Solar eclipse. A solar eclipse (as seen from the planet Earth) is a type of eclipse that occurs when the Moon passes between the Sun and Earth, and when the Moon fully or partially blocks (occults) the Sun. This can happen only at new moon when the Sun and the Moon are in conjunction as seen from Earth in an alignment referred to as syzygy.
With interest rapidly building for the upcoming total solar eclipse in the USA on August 21, 2017, I became curious about the rarity of total eclipses in America. The very first total eclipse I witnessed was on March 7, 1970.