Fadhil, O.A. and Saleh, A.-R.H. 2025. Calculation of the Best Date for Transfer Orbit withPerturbation from (GTO) to Lagrange Point (L2). Iraqi Journal of Science. 66, 10 (Oct. 2025), 4644–4660. DOI:https://doi.org/10.24996/ijs.2025.66.10.44.