Using
NikHelton Method
And the Thickness
from this cal.
Low: 183.6 (Toichiro Height)*1080/(53*2*tan(70 ÷ 2))= 2671.55294303 Observable Horizon
Using This
http://www.ringbell.co.uk/info/hdist.htm, we got 184.6 Kilometres
184600^2*8000*3.14= 8.5601826e+14
8.5601826e+14*1.003= 8.5858631e+14
184600/15= 12306.66 m/s
KE= (8.5858631e+14*12306.66^2)/2= 5.2831661e+18 or 12.62 Gigatons
High: 183.6 × 1920 ÷ (53 × 2 × tan(70 ÷ 2))= 4749.42 Observable Horizon
Using This
http://www.ringbell.co.uk/info/hdist.htm, we got 246.2 Kilometres
246200^2*8000*3.14= 1.5226347e+15
1.5226347e+15*1.003=1.5272026e+15
246200/15= 16413.33 m/s
KE= (1.5272026e+15*16413.33^2)/2= 2.0571221e+23 49.16 Teratons
Quick Calc