*UPDATED* EYSA – Siauliai Intl January 20, 2026 Jeppesen NavData Alert published January 15, 2026, and updated January 19, 2026, for cycles 2513 & 2601 Download Update – 2601_EYSA_NavData-Alert_v2 Download Original – 2513_2601_EYSA_NavData-Alert Categories: Aviation Database Alerts Navigation