from Jackill’s Star Fleet Reference Manual-Ships of the Fleet Volume I – 2nd Printing – by Eric Kristiansen
| Construction Data: | ||||
| Model – | Mk I | Mk II | Mk III | Mk IV |
| Ship Class – | XII | XII | XII | XII |
| Date Entering Service – | 2275 | 2298 | 2320 | 2354 |
| Number Constructed – | 48 | Refit | Refit | Refit |
| Hull Data: | ||||
| Superstructure Points – | 48 | 48 | 50 | 56 |
| Damage Chart – | C | C | C | C |
| Size: | ||||
| Length – | 234 m | 234 m | 234 m | 234 m |
| Width – | 141 m | 141 m | 141 m | 141 m |
| Height – | 48 m | 48 m | 48 m | 48 m |
| Weight – | 184,603 mt | 190,540 mt | 194,745 mt | 204,216 mt |
| Cargo: | ||||
| Total SCU – | 410 SCU | 410 SCU | 410 SCU | 410 SCU |
| Cargo Capacity – | 20,500 mt | 20,500 mt | 20,500 mt | 20,500 mt |
| Landing Capacity – | None | None | None | None |
| Equipment Date: | ||||
| Control Computer Type – | M-6 | M-7 | M-7A | I-7 |
| Transporters: | ||||
| Standard 6-person – | 6 | 6 | 6 | 6 |
| Combat 20-person – | 4 | 4 | 4 | 4 |
| Emergency 22-person – | 6 | 6 | 6 | 6 |
| Cargo – | 4 | 4 | 4 | 4 |
| Other Data: | ||||
| Crew – | 570 | 570 | 570 | 570 |
| Troops – | 124 | 124 | 124 | 124 |
| Passengers – | 52 | 52 | 52 | 52 |
| Shuttlecraft – | 37 | 37 | 37 | 37 |
| Engines And Power Data: | ||||
| Total Power Units Available – | 72 | 76 | 84 | 84 |
| Movement Point Ratio – | 4/1 | 4/1 | 4/1 | 4/1 |
| Warp Engine Type – | FWG-1 | FWG-1 | FWG-1 | FWG-1 |
| Number – | 2 | 2 | 2 | 2 |
| Power Units Available – | 26 ea. | 26 ea. | 26 ea. | 26 ea. |
| Stress Chart – | D/F | D/F | D/F | D/F |
| Max Safe Cruising Speed – | Warp 8 | Warp 8 | Warp 8 | Warp 8 |
| Emergency Speed – | Warp 10 | Warp 10 | Warp 10 | Warp 10 |
| Impulse Engine Type – | FIF-3 | FIG-1 | FIG-2 | FIG-2 |
| Power Units Available – | 20 | 24 | 32 | 32 |
| Weapons And Firing Data: | ||||
| Beam Weapon Type – | FH-9 | FH-11 | FH-19 | FNH-28 |
| Number – | 6 | 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 | 2 f/p, 2 f, 2 f/s |
| Firing Chart – | X | Y | Y | Y |
| Maximum Power – | 6 | 10 | 14 | 20 |
| Damage Modifiers: | ||||
| +3 | (-) | (1-10) | (1-10) | (-) |
| +2 | (1-12) | (11-17) | (11-17) | (-) |
| +1 | (13-22) | (18-24) | (18-24) | (1-22) |
| Beam Weapon Type – | FMH-5 | FMH-9 | FMH-9 | FMH-11 |
| Number – | 2 | 2 | 2 | 2 |
| Firing Arcs – | 2 f | 2 f | 2 f | 2 f |
| Firing Chart – | W | T | T | X |
| Maximum Power – | 15 | 25 | 25 | 30 |
| Damage Modifiers: | ||||
| +3 | (1-10) | (1-5) | (1-5) | (1-7) |
| +2 | (11-17) | (6-12) | (6-12) | (8-15) |
| +1 | (18-20) | (13-18) | (13-18) | (16-22) |
| Torpedo Weapon Type – | FP-5 | FP-4 | FP-9 | FP-12 |
| Number – | 2 | 2 | 2 | 2 |
| Firing Arcs – | 2 f | 2 f | 2 f | 2 f |
| Firing Chart – | R | S | R | S |
| Power to Arm – | 1 | 1 | 1 | 1 |
| Damage – | 16 | 20 | 28 | 38 |
| Shield Data: | ||||
| Deflector Shield Type – | FSP | FSS | FSQ | FSU |
| Shield Point Ratio – | 1/4 | 1/4 | 1/4 | 1/4 |
| Maximum Shield Power – | 16 | 20 | 30 | 50 |
| Combat Efficiency: | ||||
| D – | 194.6 | 204.6 | 235.5 | 272.1 |
| WDF – | 84.4 | 126.8 | 156.8 | 208.6 |

