
| Year | Event | |||
| 2353 | ||||
| 2357 | ||||
| 2369 | 
         ● [3]
         Admiral Nechayev relieves Captain Picard of his command and assigns him, Lieutenant Worf and Dr. Crusher to a mission to infiltrate Celtris III. Picard is captured on the mission. [3]
       
 | 
| Canon source | Backstage source | Novel source | DITL speculation | 
| # | Series | Season | Source | Comment | 
| 1 | TNG | 6 | Chain of Command, Part 1 | Jellico notes that Riker graduated in the class of 57; this is 4 years earlier | 
| 2 | TNG | 6 | Chain of Command, Part 1 | Jellico notes that Riker graduated in the class of 57 | 
| 3 | TNG | 6 | Chain of Command, Part 1 | 
| Series : | TNG Season 6 | 
| Episode : | Chain of Command, Part 1 | 
| Comment : | Jellico notes that Riker graduated in the class of 57; this is 4 years earlier | 
| Series : | TNG Season 6 | 
| Episode : | Chain of Command, Part 1 | 
| Comment : | Jellico notes that Riker graduated in the class of 57 | 
| Series : | TNG Season 6 | 
| Episode : | Chain of Command, Part 1 | 
| © Graham & Ian Kennedy | Page views : 13,891 | Last updated : 31 Oct 2025 |