When Does Comet 19P/Borrelly Rise and Set from Hopkinton, United States?
Today's Comet 19P/Borrelly rise, transit and set times from Hopkinton, United States are the following (all times relative to the local timezone America/New_York):
The rise and set times are defined as the time at which the upper limb of Comet 19P/Borrelly touches the horizon, taking into account the effect of the atmospheric refraction. Since the atmosphere conditions cannot be modeled precisely, the times reported here should be considered correct with an approximation of a few minutes.