Light guided lab

Exchange-Calendar Alignment

Choose a pinned calendar scenario, step one UTC event at a time, and explain eligibility from explicit date coverage, package policy, and the half-open session boundary.

Venue: NYSE / Tape A core equitiesCalendar: 2026-07-22Zone: America/New_YorkEvents: synthetic

Session geometry

Current exchange-calendar scenario A UTC axis showing an explicit session or closure and every revealed event classification.
In session Outside or policy-excluded Known closure Unsupported coverage
Local schedule
UTC interval
Date evidence
Source IDs

Revealed event audit

Scroll this table locally on a narrow screen; the page itself does not overflow.

EventUTC instantKindStatusReason

Calendar facts are transcribed for teaching from official NYSE/ICE sources. Event instants are synthetic and make no claim about prices, prediction, or profit.