Messier 93 or M93, also known as NGC 2447 or the Critter Cluster, is an open cluster in the modestly southern constellation Puppis, the imagined poop deck of the legendary Argo.
https://github.com/davepinch/pinchy.cc/blob/master/content/topics/astronomy/catalogs/messier/messier-93/en.wikipedia.org.md
Van Buren’s health began to fail later in 1861, and he was bedridden with pneumonia during the fall and winter of 1861–1862. He died of bronchial asthma and heart failure at his Lindenwald estate at 2:00 a.m. on Thursday, July 24, 1862.