4th Dark-Sky European Symposium, Paris, September 24-25, 2004
N
E
O
S
A typical result :
Livernon (Lot)
n
September 25
th,
2003,
01h26AM, 5 km NW of Livernon
on D2 : Figeac-Livernon airport.
n
Height 300 m.
n
Clear.
n
Level 4 on
Bortle
scale.
n
169 km
Ciel & Espace/IGN