Iranian fighter down. By who?

The event occurred on February 19, 2026. The device belonging to the 31st Air Force Tactical Fighter Squadron of the muslim Republic of Iran was tracked and then hit by an unknown kind of missile. The pilot reported an detonation and then a strong impact on the bottom of the plane. As a consequence of this obedience, she was to refuse any of the boarding instruments. However, the aircraft remained airborne and attempted to land at its home base, the 3rd Tactical Fighter Base in Hamadan (north-west Iran).