AT: "at" In an alternate timeline, battle alert was an alert signal used aboard the USS Enterprise-D in 2366 during the conflict with the Klingon Empire. The alert status was further categorised as condition yellow and condition red (equivalent to yellow alert and red alert in the normal timeline). (TNG: "Yesterday's Enterprise")
Alert signals | |
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Colored alerts: | Red • Double Red • Yellow • Blue • Gray • Black • Green |
General alerts: | Battle stations • "Brace for impact" • Emergency stations • General quarters |
Battle • Evacuation • Fire • Intruder • Perimeter • Proximity • Security • Standby • Tactical • Visitor |