they sometimes screw up dates and times; it'll get fixed soon enough
Or....they have the ability to time travel.
[6/24 23:12] [Combat (Self)] Your Thalaron Pulse deals 126254 (48978) Radiation Damage to Tactical Cube. Hehe. Suck it Borg!
[10/8 15:47] [Combat (Self)] Crystalline Entity deals 98082 (147136) Kinetic Damage to you with Warp Core Breach. WUT? I blame Kurland for this and all other problems in STO.