design from Ships of the Star Fleet – Volume One, by Calon Riel & Mastercom Data Center
NOTES:
| Construction Data: | |||
| Model Number — | Mk I | Mk II | MK III |
| Ship Class — | XII | XII | XII |
| Date Entering Service — | 2292 | 2337 | 2355 |
| Number Constructed — | 2 | Refit | Refit |
| Hull Data: | |||
| Superstructure Points — | 56 | 56 | 56 |
| Damage Chart — | C | C | C |
| Size: | |||
| Length — | 314.93 m | 314.93 m | 314.93 m |
| Width — | 141.7 m | 141.7 m | 141.7 m |
| Height — | 65.05 m | 65.05 m | 65.05 m |
| Weight — | 205,965 mt | 209,110 mt | 207,329 mt |
| Cargo: | |||
| Cargo Units — | 588 SCU | 588 SCU | 588 SCU |
| Cargo Capacity — | 29,400 mt | 29,400 mt | 29,400 mt |
| Landing Capacity — | None | None | None |
| Equipment Date: | |||
| Control Computer Type — | M-8 | M-8 | I-8 |
| Transporters: | |||
| Standard 6-person — | 4 | 4 | 4 |
| Emergency 22-person — | 5 | 5 | 5 |
| Cargo — | 4 | 4 | 4 |
| Other Data: | |||
| Crew — | 589 | 595 | 592 |
| Passengers — | 36 | 36 | 36 |
| Shuttlecraft — | 8 | 8 | 8 |
| Engines And Power Data: | |||
| Total Power Units Available — | 76 | 76 | 84 |
| Movement Point Ratio — | 4/1 | 4/1 | 4/1 |
| Warp Engine Type — | FWG-1 | FWG-1 | FWG-1 |
| Number — | 2 | 2 | 2 |
| Power Units Available — | 26 ea. | 26 ea. | 26 ea. |
| Stress Charts — | D/F | D/F | D/F |
| Max Safe Cruising Speed — | Warp 8 | Warp 8 | Warp 8 |
| Emergency Speed — | Warp 10 | Warp 10 | Warp 10 |
| Impulse Engine Type — | FIG-1 | FIG-1 | FIG-2 |
| Power Units Available — | 24 | 24 | 32 |
| Weapons And Firing Data: | |||
| Beam Weapon Type — | FH-11 | FH-19 | FNH-28 |
| Number — | 6 | 6 | 6 |
| Firing Arcs — | 2 f/p, 2 f, 2 f/s | 2 f/p, 2 f, 2 f/s | 2 f/p, 2 f, 2 f/s |
| Firing Chart — | Y | Y | Y |
| Maximum Power — | 10 | 14 | 20 |
| Damage Modifiers: | |||
| +3 | (1-10) | (1-10) | (-) |
| +2 | (11-17) | (11-17) | (-) |
| +1 | (18-24) | (18-24) | (1-22) |
| Beam Weapon Type — | FH-13 | FH-11 | FNH-12 |
| Number — | 5 | 5 | 5 |
| Firing Arcs — | 1 p/a/s, 1 f/p/a, 1 f/s/a, | 1 p/a/s, 1 f/p/a, 1 f/s/a, | 1 p/a/s, 1 f/p/a, 1 f/s/a, |
| 1 p/a, 1 s/a | 1 p/a, 1 s/a | 1 p/a, 1 s/a | |
| Firing Chart — | T | Y | Y |
| Maximum Power — | 8 | 10 | 11 |
| Damage Modifiers: | |||
| +3 | (1-5) | (1-10) | (1-9) |
| +2 | (6-12) | (11-17) | (10-17) |
| +1 | (13-18) | (18-24) | (18-24) |
| Torpedo Weapon Type — | FP-4 | FP-9 | FP-23 |
| Number — | 4 | 4 | 4 |
| Firing Arcs — | 2 f, 2 a | 2 f, 2 a | 2 f, 2 a |
| Firing Chart — | S | R | S |
| Power to Arm — | 1 | 1 | 1 |
| Damage — | 20 | 28 | 36 |
| Shield Data: | |||
| Deflector Shield Type — | FSQ | FST | FSU |
| Shield Point Ratio — | 1/4 | 1/4 | 1/4 |
| Maximum Shield Power — | 30 | 45 | 50 |
| Combat Efficiency: | |||
| D — | 232.1 | 252.1 | 272.1 |
| WDF — | 146.7 | 205.7 | 256.0 |