from Star Trek© Star Fleet Technical Manual – by Franz Joseph
| Construction Data: | |||
| Model – | Mk I | Mk II | Mk III |
| Ship Class – | IX | IX | IX |
| Date Entering Service – | 2248 | 2253 | 2260 |
| Number Constructed – | 70 | Refit | Refit |
| Hull Data: | |||
| Superstructure Points – | 20 | 20 | 20 |
| Damage Chart – | C | C | C |
| Size: | |||
| Length – | 221.7 m | 221.7 m | 221.7 m |
| Width – | 127.1 m | 127.1 m | 127.1 m |
| Height – | 64.7 m | 64.7 m | 64.7 m |
| Weight – | 137,940 mt | 137,810 mt | 138,560 mt |
| Cargo: | |||
| Internal Cargo: | |||
| Total SCU – | 150 SCU | 150 SCU | 150 SCU |
| Cargo Capacity – | 7,500 mt | 7,500 mt | 7,500 mt | External Cargo: |
| Total SCU – | 4,700 SCU | 4,700 SCU | 4,700 SCU |
| Cargo Capacity – | 235,000 mt | 235,000 mt | 235,000 mt |
| Landing Capacity – | None | None | None |
| Equipment Date: | |||
| Control Computer Type – | M-3 | M-4 | M-4 |
| Transporters: | |||
| Standard 6-person — | 3 | 3 | 3 |
| Emergency 22-person — | 3 | 3 | 3 |
| Cargo – | 2 | 2 | 2 |
| Other Data: | |||
| Crew – | 210 | 210 | 210 |
| Passengers – | 40 | 40 | 40 |
| Shuttlecraft – | 8 | 8 | 8 |
| Engines And Power Data: | |||
| Total Power Units Available – | 30 | 30 | 30 |
| Movement Point Ratio – | |||
| unloaded – | 3/1 | 3/1 | 3/1 |
| loaded – | 6/1 | 6/1 | 6/1 |
| Warp Engine Type – | FWD-1 | FWD-1 | FWD-1 |
| Number – | 2 | 2 | 2 |
| Power Units Available – | 12 ea. | 12 ea. | 12 ea. |
| Stress Chart – | L/G | L/G | L/G |
| Max Safe Cruising Speed – | |||
| unloaded – | Warp 7 | Warp 7 | Warp 7 |
| loaded- | Warp 5 | Warp 5 | Warp 5 |
| Emergency Speed – | |||
| unloaded – | Warp 9 | Warp 9 | Warp 9 |
| loaded – | Warp 6 | Warp 6 | Warp 6 |
| Impulse Engine Type – | FIC-3 | FIC-3 | FIC-3 |
| Power Units Available – | 6 | 6 | 6 |
| Weapons And Firing Data: | |||
| Beam Weapon Type – | FL-3 | FH-2 | FH-2 |
| Number – | 4 | 4 | 6 |
| Firing Arcs – | 2 f, 1 p/a, 1 s/a | 2 f, 1 p/a, 1 s/a | 2 f, 2 p/a, 2 s/a |
| Firing Chart – | G | H | H |
| Maximum Power – | 2 | 3 | 3 |
| Damage Modifiers: | |||
| +3 | (-) | (-) | (-) |
| +2 | (-) | (-) | (-) |
| +1 | (1-4) | (1-10) | (1-10) |
| Shield Data: | |||
| Deflector Shield Type – | FSG | FSH | FSH |
| Shield Point Ratio – | 1/1 | 1/2 | 1/2 |
| Maximum Shield Power – | 10 | 12 | 12 |
| Combat Efficiency: | |||
| D – | |||
| unloaded – | 57.1 | 74.6 | 74.6 |
| loaded – | 50.1 | 60.6 | 60.6 |
| WDF – | 2.4 | 5.2 | 7.8 |