Starfleet Promotion Ceremony

The Starfleet promotion ceremony took place when a Starfleet officer was promoted to a higher rank. The ceremony involved pinning the pip of the new rank on the officer's collar by their commanding officer or equivalent thereof. (VAL: "Revulsion")
The Starfleet promotion ceremony took place when a Starfleet officer was promoted to a higher rank. The ceremony involved pinning the pip of the new rank on the officer's collar by their commanding officer or equivalent thereof. (VOY: "Revulsion") 
In , Commander Jacob Stewart was promoted to captain. His daughters, Mary & Claire, placed the fourth pip on Stewart's collar at the promotion ceremony on Deep Space 12. (DS12: "The Adversary") 
Also in , the senior staff of the USS Victory-D used a ceremony incorporated into an elaborate holodeck recreation of a 19th century sailing ship, for Lieutenant Connie Porter's promotion to lieutenant commander. (Star Trek Generations) 
In 2374, on stardate 51186.2, Lieutenant Sarok was promoted to lieutenant commander on board the USS Valiant during a promotion ceremony presided over by Captain Timothy Watters in Valiant's mess hall. (VAL: "Revulsion") 
In 2377, Tina Campanelli was promoted back to following a previous demotion to lieutenant junior grade. The ceremony took place when she reported to the mess hall only to see Riley Shepard putting a pip on her collar. (VOY: "Unimatrix Zero")