An observer in Boston saw a certain star rise at 10:00 pm ET (Eastern Time) on October 10. At what time will the observer see the same star rise on October 12?
Astro Puzzler 1
18
Cosmic Visions
The Science of Astronomy and the Arts
An observer in Boston saw a certain star rise at 10:00 pm ET (Eastern Time) on October 10. At what time will the observer see the same star rise on October 12?