Answers From Experts & Organizations (1) SUCCESS! A. By definition, a hematoma is a collection of blood outside of a blood vessel. It occurs because the wall of a blood vessel wall, artery, vein or capillary, has been damaged and blood has leaked into tissues where it does not belong.
Deneb's absolute magnitude is currently estimated as â8.4, placing it among the most luminous stars known, with an estimated luminosity nearly 200,000 times that of the Sun. This is towards the upper end of various published values over the last few decades.
Beta Arietis (Sheratan) â Beta shines at magnitude 2.7 and it is located 60 light years from Earth. In the early 1900âs it was discovered to be a spectroscopic binary, with a period of 106 days.Gamma Arietis (Mesarthim) â An easy, wide, double star with bluish components shining both at magnitude 4.6.ries used to contain the vernal equinox, the point where the Sun crosses the celestial equator. Nowadays the vernal equinox has moved in the constellation Pisces, but sometimes it is still called the first point of Aries.