NGC 6811 is the cluster of weak stars in the left part of the image, though the bright stars in the upper right corner are more prominent.
Trumpler classification: IV 3 p
Stars: 70
Size: 13'
brightest Star: 9.9 mag
Telescope / Camera: LACERTA Newton 10"/f4 / Moravian G2 8300 mono
Exposure: L/R/G/B 4h 50min
Location: Inzersdorf im Kremstal / Austria
Copyright: Herbert Walter