Posh now trail Derby by seven points, though with a game in hand.
Our photographer David Lowndes captured these faces in the crowd. Take a look and see if you’ve made it into our gallery.
Get the latest Posh news, here.
Get the latest Posh news, here.
5. Posh 0 Portsmouth 1
Fans watch on as Peterborough United are beaten by Portsmouth. Photo: David Lowndes
6. Posh 0 Portsmouth 1
Fans watch on as Peterborough United are beaten by Portsmouth. Photo: David Lowndes
7. Posh 0 Portsmouth 1
Fans watch on as Peterborough United are beaten by Portsmouth. Photo: David Lowndes
8. Posh 0 Portsmouth 1
Fans watch on as Peterborough United are beaten by Portsmouth. Photo: David Lowndes