Description
120t to LKO with ease, comes with standard science exploration corvette.
Rotate after 140 m/s, watch the tail! Pitch to 20 degrees and climb until 12, level off and accelerate to 1100+, light main engines at 20k.
Watch time to apo (use KER) and point prograde when 60s or vertical speed is 250m/s+. Cut mains when apo is 80.
Keep fairing until leaving atmo, blow before circularizing.
Enjoy, nerds!
A stock aircraft called KSA Tonderbird 120t HSSTO. Built with 359 of the finest parts, its root part is adapterSize3-Mk3.
Built in the SPH in KSP version 1.2.0.