Sorry it seems I was completely wrong, it's MPH, your ground speed was on the slow end: https://www.flightradar24.com/data/flights/wn2340#322ad9f6 https://www.

Sorry it seems I was completely wrong, it's MPH, your ground speed was on the slow end: https://www.flightradar24.com/data/flights/wn2340#322ad9f6 https://www.flightradar24.com/data/flights/wn2340#322ad9f6