BLEEP BLOOP: I just saw an aircraft with callsign #UPS2627 (ICAO code #A0F37E) flying at 285 kt at altitude 7575 feet MSL at coordinates 34.1524,-118.4760.

That plane was making good time.

https://globe.adsbexchange.com/?icao=a0f37e
https://www.openstreetmap.org/?mlat=34.1524&mlon=-118.4760#map=15/34.1524/-118.4760

BLEEP BLOOP: I just saw an aircraft with callsign #UPS2627 (ICAO code #A0F37E) flying at 305 kt at altitude 4725 feet MSL at coordinates 34.1899,-118.4314.

They must have had a 50 knots tail wind.

https://globe.adsbexchange.com/?icao=a0f37e
https://www.openstreetmap.org/?mlat=34.1899&mlon=-118.4314#map=15/34.1899/-118.4314