The colony called Sagittarion in the miniseries is called Sagittaron throughout the series.
In the miniseries pilot, Colonel Tigh says no one has attempted a jump in 20 or 22 years, yet, a few minutes later, just as they execute the jump, Cally observes that she "hates this part".
Despite the fleet population being 50,000 people, the number on President Roslin's "White Board" is updated to only reflect changes in military / govt personnel, but not births & deaths of the civilian population at large. Actually, this is not true as Roslin was seen adding the birth of a newborn baby in an early episode. Additionally, the 10,000 people lost on New Caprica were mostly civilians.