Scene of context: https://youtu.be/OwtH9A8oErI?t=253
Planet diameter: 12742 km/79.88 px = 159.514271 km/px
Explosion Radius: 159.514271 km/px*1178.37 px = 187966.832 km
Timeframe: 9.6 seconds
Velocity: 187966.832 km/9.6 seconds = 19579878.3 m/s
Planet mass: 5.972e+24 kg
Using relativistic KE: ≈ 1.148423e+39 J or about 2.744796 Ronnatons (Brown Dwarf)