Despite their similar and sometimes confusing acronyms and their overall purpose of allowing tax-free reimbursement of various types of medical expenses, health savings accounts (HSAs) and health reimbursement arrangements (HRAs) are quite different when you get down to the details.
A full rotation of Pluto takes 6 Earth days, 9 hours, and some minutes; so the day part should be about half that amount (3 days and 5 hours), at least on average.
Neptune - 16 hours (~0.66 Earth days). Pluto - 153 hours (6 Earth days). Modified from Planetary Fact Sheet-U.S. Units. * Mercury's day â from sunrise to sunset â is 176 Earth days long. Mercury's day and night cycle is more complex because it rotates one-and-a-half times during each of its orbits around the Sun.