The respect thread lists this as Hotaru travelling to a place in Pluto's orbit before Sailor Galaxia could point. This is technically true, but it's pretty vague and we don't know when Galaxia decided to point, or when she decided to fire a blast of magic.
The syllable counter gives me 14 syllables in this exchange.
14/4 = 3.5 seconds
The closest Pluto approaches Earth is 4,280,000,000 km .
4,280,000,000 km/3.5 seconds = 1,222,857,140,000 m/s
Hotaruo Travels to Pluto - 4079.01c, MFTL+