This week I am quoting from The Astrologer's Astronomical Handbook by Jeff Mayo. We are learning about different time systems.  Charts mentioned showing sidereal time= "time measured by the stars." 22nd March 1965, 12pm, London, sidereal time 22:58:17 23rd March 1965,12pm, London, sidereal time 23:02:13 23rd March 1965, London, 1pm, sidereal time 0:02:03 23rd March 1965, 12pm, New York, sidereal time 0:07:53