Table 11-1: Nominal Exposure Times for LASCO
Telescope Spectral Line Polarizer Exposure Time
Filter (minutes)
C1 Fe XIV Yes 3
No 1
Ca XV Yes 5
No 1.5
Na I D Yes 4.5
No 1.5
Fe X Yes 7
No 2
H alpha No 2
White light Yes 3
No 1
C2 Blue Yes 7
No 2
Orange Yes 3
No 1
Light Red Yes 6
No 2
H alpha No 5
C3 Blue Yes 7
No 2
Orange Yes 3
No 1
Deep Red Yes 5
No 1.5
Infrared Yes 6
No 2
H alpha No 5
Clear Yes 1.5
No 0.5