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 V |
| Ship Class – | XII | XII | XII | XII |
| Date Entering Service – | 2279 | 2298 | 2298 | 2298 |
| Number Constructed – | 72 | Refit | Refit | Refit |
| Hull Data: | ||||
| Superstructure Points – | 48 | 54 | 56 | 58 |
| 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 – | 184,323 mt | 200,500 mt | 207,110 mt | 208,488 mt |
| Cargo: | ||||
| Internal Cargo: | ||||
| Total SCU – | 380 SCU | 380 SCU | 380 SCU | 380 SCU |
| Cargo Capacity – | 19,000 mt | 19,000 mt | 19,000 mt | 19,000 mt |
| External Cargo: | ||||
| Total SCU – | 12,000 SCU | 12,000 SCU | 11,900 SCU | 11,880 SCU |
| Cargo Capacity – | 600,000 mt | 600,000 mt | 595,000 mt | 594,000 mt |
| Landing Capacity – | None | None | None | None |
| Equipment Date: | ||||
| Control Computer Type – | M-6 | M-7 | M-8 | I-8 |
| Transporters: | ||||
| Standard 6-person – | 2 | 2 | 2 | 2 |
| Combat 20-person – | 4 | 4 | 4 | 4 |
| Emergency 22-person – | 2 | 2 | 2 | 2 |
| Cargo – | 12 | 12 | 12 | 12 |
| Other Data: | ||||
| Crew – | 490 | 490 | 490 | 490 |
| Passengers – | 50 | 50 | 50 | 50 |
| Shuttlecraft – | 16 | 16 | 16 | 16 |
| Engines And Power Data: | ||||
| Total Power Units Available – | 72 | 84 | 88 | 84 |
| Movement Point Ratio – | ||||
| unloaded – | 4/1 | 4/1 | 4/1 | 4/1 |
| loaded – | 7/1 | 7/1 | 7/1 | 7/1 |
| 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 – | ||||
| unloaded – | Warp 8 | Warp 8 | Warp 8 | Warp 8 |
| loaded- | Warp 5 | Warp 5 | Warp 5 | Warp 5 |
| Emergency Speed – | ||||
| unloaded – | Warp 10 | Warp 10 | Warp 10 | Warp 10 |
| loaded – | Warp 7 | Warp 7 | Warp 7 | Warp 7 |
| Impulse Engine Type – | FIF-3 | FIG-2 | FIH-2 | FIG-2 |
| Power Units Available – | 20 | 32 | 36 | 32 |
| Weapons And Firing Data: | ||||
| Beam Weapon Type – | FH-9 | FH-11 | FH-18 | FNH-17 |
| 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 | 12 | 16 |
| Damage Modifiers: | ||||
| +3 | (-) | (1-10) | (1-10) | (1-8) |
| +2 | (1-12) | (11-17) | (11-17) | (9-16) |
| +1 | (13-22) | (18-24) | (18-24) | (17-24) |
| Beam Weapon Type – | FMH-2 | FMH-5 | FMH-9 | FMH-12 |
| Number – | 2 | 2 | 2 | 2 |
| Firing Arcs – | 2 f/a | 2 f/a | 2 f/a | 2 f/a |
| Firing Chart – | L | W | T | Y |
| Maximum Power – | 12 | 15 | 25 | 35 |
| Damage Modifiers: | ||||
| +3 | (1-3) | (1-10) | (1-5) | (1-14) |
| +2 | (4-8) | (11-17) | (6-12) | (15-19) |
| +1 | (9-12) | (18-20) | (13-18) | (20-24) |
| Torpedo Weapon Type – | FP-5 | FP-4 | FP-10 | FP-23 |
| Number – | 4 | 4 | 4 | 4 |
| Firing Arcs – | 2 f, 2 a | 2 f, 2 a | 2 f, 2 a | 2 f, 2 a |
| Firing Chart – | R | S | Q | S |
| Power to Arm – | 1 | 1 | 1 | 1 |
| Damage – | 16 | 20 | 34 | 36 |
| Shield Data: | ||||
| Deflector Shield Type – | FSP | FSS | FSU | FSV |
| Shield Point Ratio – | 1/4 | 1/4 | 1/4 | 1/4 |
| Maximum Shield Power – | 16 | 20 | 50 | 56 |
| Combat Efficiency: | ||||
| D – | ||||
| unloaded – | 194.6 | 225.2 | 278.1 | 282.9 |
| loaded – | 150.6 | 173.2 | 224.1 | 230.9 |
| WDF – | 87.8 | 143.6 | 188.2 | 252 |

