The Eagles started their season at home against the Jacksonville Jaguars. The Jaguars dominated the first half 17-0 with quarterback Chad Henne throwing two touchdown passes to rookie wide receiver, Allen Hurns. The Jaguars defense forced two fumbles on quarterback Nick Foles. In the second quarter after a Josh Scobee 49-yard field goal, Foles threw an interception in the end zone to Alan Ball. The ensuing drive led to a Scobee field goal that was blocked by the Eagles.The Eagles scored on their opening drive in the second half after veteran running back, Darren Sproles rushed 49 yards for a touchdown in his first game as an Eagle. Then, Foles threw a 25-yard touchdown pass to Tight End, Zach Ertz on the next Eagles drive. Then on the first Eagles drive in the fourth quarter, Cody Parkey kicked a 51-yard field goal to tie the game up at 17. Then on the first play of the next Eagles drive, Foles threw a 68-yard touchdown pass to a wide open Jeremy Maclin to give the Eagles the first lead of the game, 24-17. Then, after stopping the Jaguars on fourth down, the Eagles marched down the field which led to a Parkey 28-yard field goal, bringing the lead to 27-17. On the next Jaguars drive, Trent Cole forced Chad Henne to fumble and Fletcher Cox picked it up and returned it for a touchdown. The Eagles won the game 34-17.With the win, the Eagles were 1-0.

Based on the above article, answer a question. How many yards longer was Cody Parkey's first field goal over his second?
23