Roche Lobe Overflow · Stars Feeding Companions
unseel.com · L1 saddle · tear-drop lobes · mass stream
Mass ratio q M₁/M₂ = 2
Lobe radius (Eggleton) ≈ 0.44 a
Stage two stars in a close orbit
Donor (Roche-lobe-filling)
Accretor
Mass stream through L1
Accretion disk
Unseel.com · Roche Lobe Overflow