Executive officer
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The Executive Officer (more commonly known as the XO) is the second in command aboard a Colonial Fleet vessel and is responsible for all operations. The rank normally held by the CO is Major or Colonel.
Executive Officer, of battlestar Galactica
- Colonel Saul Tigh (Miniseriesto Lay Down Your Burdens, Part II)
- Lieutenant Karl Agathon (Lay Down Your Burdens, Part II to Exodus, Part II)
- Colonel Saul Tigh (Resumes his position as of Collaborators
Executive Officer, or battlestar Pegasus
Colonel Jack Fisk (Pegasus to [Resurrection Ship, Part II) Colonel Barry Garner (Resurrection Ship, Part IIto Black Market) Major Lee Adama (The Captain's Hand) Leiutenant Anastasia Dualla (Lay Down Your Burdens, Part II to Exodus, Part II)
Note
Executive Officer is a military term in this context, used in several branches of the armed forces worldwide (naval, marine, air force). Certain forces, such as the British Army use the term "2i/c" (signifying second in command) or "First Officer" in preference to "XO."