Unknown C1/C2/C3
Dangerous Unknown C4/C5
Deadly Unknown C6

not yet begun 24 hours or more
beginning to decay 4 to 24 hours
reaching the end less than 4 hours

Very large ships can pass through this wormhole All ships except for Titans and supercarriers can pass through this hole
Larger ships can pass through this wormhole Battleships, Orcas, and smaller ships can pass through this hole
Up to medium size ships can pass through this wormhole Unplated Nestors, battlecruisers and smaller ships can pass through this hole
Only the smallest ships can pass through this wormhole Only frigates, destroyers, or specially fit HICs can pass through this hole