design by Guidomc
| Construction Data: | |||
| Model – | Mk I | Mk II | Mk III |
| Ship Class – | XII | XII | XII |
| Date Entering Service – | 2279 | 2339 | 2370 |
| Number Constructed – | 6 | Refit | Refit |
| Hull Data: | |||
| Superstructure Points – | 44 | 54 | 66 |
| Damage Chart – | C | C | C |
| Size: | |||
| Length – | 287 m | 287 m | 287 m |
| Width – | 141 m | 141 m | 141 m |
| Height – | 65 m | 65 m | 65 m |
| Weight – | 180,125 mt | 205,960 mt | 195,702 mt |
| Cargo: | |||
| Total SCU – | 610 SCU | 610 SCU | 610 SCU |
| Cargo Capacity – | 30,500 mt | 30,500 mt | 30,500 mt |
| Landing Capacity – | None | None | None |
| Equipment Date: | |||
| Control Computer Type – | M-6A | M-8B | I-8 |
| Transporters: | |||
| Standard 6-person – | 4 | 4 | 4 |
| Emergency 22-person – | 4 | 4 | 4 |
| Cargo – | 4 | 4 | 4 |
| Other Data: | |||
| Crew – | 540 | 553 | 561 |
| Passengers – | 60 | 60 | 60 |
| Shuttlecraft – | 20 | 20 | 20 |
| Engines And Power Data: | |||
| Total Power Units Available – | 84 | 84 | 88 |
| Movement Point Ratio – | 4/1 | 4/1 | 4/1 |
| Warp Engine Type – | FWG-1 | FWG-1 | FXMW-1 |
| Number – | 2 | 2 | 2 |
| Power Units Available – | 26 ea. | 26 ea. | 28 ea. |
| Stress Chart – | D/F | D/F | B/C |
| Max Safe Cruising Speed – | Warp 8 | Warp 8 | Warp 8 |
| Emergency Speed – | Warp 10 | Warp 10 | Warp 10 |
| Impulse Engine Type – | FIG-2 | FIG-2 | FIG-2 |
| Power Units Available – | 32 | 32 | 32 |
| Weapons And Firing Data: | |||
| Beam Weapon Type – | FH-11 | FH-18 | FNH-21 |
| Number – | 8 | 8 | 8 |
| Firing Arcs – | 1 f/p, 2 f, 1 f/s, | 1 f/p, 2 f, 1 f/s, | 1 f/p, 2 f, 1 f/s, |
| 1 f/p/a, 1 f/s/a, 2 a | 1 f/p/a, 1 f/s/a, 2 a | 1 f/p/a, 1 f/s/a, 2 a | |
| Firing Chart – | Y | Y | Y |
| Maximum Power – | 10 | 12 | 17 |
| Damage Modifiers: | |||
| +3 | (1-10) | (1-10) | (1-8) |
| +2 | (11-17) | (11-17) | (9-16) |
| +1 | (18-24) | (18-24) | (17-24) |
| Torpedo Weapon Type – | FP-4 | FP-11 | FP-30 |
| Number – | 2 | 2 | 2 |
| Firing Arcs – | 2 f | 2 f | 2 f |
| Firing Chart – | S | S | T |
| Power to Arm – | 1 | 1 | 1 |
| Damage – | 20 | 30 | 40 |
| Torpedo Weapon Type – | FP-7 | fp-13 | FP-19 |
| Number – | 4 | 4 | 4 |
| Firing Arcs – | 4 f | 4 f | 4 f |
| Firing Chart – | R | P | R |
| Power to Arm – | 1 | 1 | 1 |
| Damage – | 8 | 23 | 29 |
| Shield Data: | |||
| Deflector Shield Type – | FSP | FST | FSV |
| Shield Point Ratio – | 1/4 | 1/4 | 1/4 |
| Maximum Shield Power – | 16 | 45 | 56 |
| Combat Efficiency: | |||
| D – | 206.9 | 261.2 | 300.4 |
| WDF – | 129.8 | 189.6 | 250.6 |