Gravity Loss (Δv_g)
Drag Loss (Δv_d)
Kinetic Cost (v)
Total Δv Required
Optimal Velocity Point
Hover/Drag over the graph to scrub velocity. Notice how the total required Δv hits a strict analytical minimum: going too slow runs up an immense gravity clock tax, while going too fast forces extreme work against the atmospheric column.
Ascent Velocity (v)
700 m/s
Specific Impulse (I_sp)
311 s
Target Altitude (h)
100 km
Ballistic Coeff (β = m/Cd A)
4000 kg/m²
Atmospheric Density Ratio (ρ/ρ&sub0;)
1.00x
Preset Flight Scenarios
Ascent Time
143 s
Gravity Loss (Δv_g)
1,401 m/s
Drag Loss (Δv_d)
804 m/s
Optimal Speed (v_opt)
675 m/s
Total Δv Budget Required
2,905 m/s
Propellant Mass Ratio (m0/mf)
2.59 : 1