Historical drag strip listing recovered from HMP's official schedule.
Advertised gate time: Friday, January 22, 2021 at 6:30 PM, Houston local time (America/Chicago). This is the time advertised in the linked archived schedule, not proof the gates opened.
An HMP source explicitly marked this date rained out. This is an event-status record, not a measured weather observation.
This is historical information, not a current event announcement, pricing guide or track policy.