Alfonse Pacelli Alfonse D . Pacelli was a command division Starfleet support noncom ( grade 4 ) . He was promoted to his rank on stardate 46992 . 5 , and was a specialist in data flow management system s . He had an average efficiency / coind rating of 8 . 8 , and served aboard the Federation starship between 2365 and 2370 . According to medical file UH - 568 , he was born on stardate 20001 . 9 on Sol IV ; his parents were Helene and Salvatore Pacelli . Service history . Early career . Pacelli graduated from the Starfleet Technical Services Academy , Mars , on stardate 40021 . 4 . He was awarded the Graf Award for positronic field research on stardate 40098 . 2 , a Kliever Citation for systems design on stardate 40107 . 0 , and a Tolley Citation for original research on stardate 40116 . 5 . He was assigned to the on stardate 40127 . 8 , the on stardate 40276 . 2 , and the " Enterprise " - D on stardate 40299 . 5 . He served at the Utopia Planitia Shipyards , Sol system , where he was a team leader on the starboard lower optical data net installation and tuning . He was also a team leader on the port - side mid - deck optical data net installation and tuning . ( ) 2365 . Pacelli was assigned to the " Enterprise " - D in 2365 . He was walking along a corridor when a non - corporeal lifeform , later known as Ian Troi , entered the ship in the form of a small , glowing sphere . ( ) Off duty , he had a drink in Ten Forward when Data got advice from Guinan about comedy and humor . ( ) He was enjoying a drink in Ten Forward when Commander William T . Riker ' s father , Kyle Riker , came aboard the ship the same year . ( ) 2366 . He was on duty on the bridge , manning an aft station , when the ship was experiencing difficulties due to the influence of nanite s and the bridge was flooded with nitrogen oxide . ( ) Pacelli worked at an aft console of the bridge when the " Enterprise " - D received a transmission from the Sheliak in early 2366 . ( ) He was having a drink in Ten Forward and later played a game of three - dimensional chess when the ship was investigating the Barzan wormhole . ( ) He was manning the conn when Rutian Ansata terrorist s beamed onto the bridge and abducted Captain Jean - Luc Picard . Kyril Finn fired at his console . ( ) " In an alternate timeline created when the traveled forward in time , Pacelli served on the " Enterprise " - D . He had a drink in Ten Forward . " ( ) 2367 . A holographic duplicate of Pacelli was part of the illusion created by the alien Barash on Alpha Onias III in 2367 . In this illusion he left the turbolift on the bridge and was passed by Captain Riker and Doctor Beverly Crusher . ( ) Pacelli was on duty on the bridge when Admiral Norah Satie ' s aide Nellen Tore informed Captain Picard about his hearing in the interrogation room . ( ) He shared a drink with and other crew members in Ten Forward when Dr . Crusher told Deanna Troi about her feelings for Odan . ( ) 2368 . Just like the whole crew of the " Enterprise " - D , Pacelli was addicted to the Ktarian game in early 2368 and was seen playing the game at the bar in Ten Forward . ( ) He also visited the bar while Berlinghoff Rasmussen had a drink there . ( ) Pacelli attended the memorial service organized by Data for Geordi La Forge and Ro Laren when it seemed that they had died due to a transporter accident . ( ) 2369 . Off duty , he had a date in Ten Forward and talked to his female companion while the " Enterprise " - D examined the murder on Relay Station 47 . ( ) Pacelli passed Doctor Crusher in a corridor shortly before Commander Riker gave her a friendly advice regarding her suspension and the death of Reyga and Jo ' Bril . ( ) 2370 . By 2370 , he had an average efficiency rating of 8 . 8 and was a specialist rating 6 in data flow management systems . On stardate 40116 . 5 he received the Tolley Citation for original thinking , and he received the Kliever Citation for systems design on stardate 40107 . 0 . He also received the Kerrey Award for positron ic field research on stardate 40096 . 2 . On stardate 40127 . 8 he was assigned to the , and he was then assigned to the on stardate 40276 . 2 . Also in 2370 , Pacelli passed Counselor Deanna Troi and Ambassador Loquel in a corridor , moments before they met Eric Burton and his mother . ( ) He was promoted to grade 4 non - commissioned officer on stardate 46992 . 5 . ( ) Pacelli was in attendance of a banquet held in Ten Forward when the ship was in orbit of Dorvan V . ( ) He beamed down to Maranga IV , together with Diana Giddings , Russell , Armstrong , and other " Enterprise " - D crewmembers to attend the Kot ' baval Festival . ( ) Appendices . Background information . Alfonse Pacelli was played by a background actor with the last name Arratia , who received no credit for his appearances but was identified by the fifth season call sheets . An okudagram readout of Pacelli ' s personnel file was displayed on a viewscreen that Deanna Troi was studying . Some of the facts could be called into question since she was involved in a very detailed hallucination when the data was shown .