1.6. The "effective intensity" Je in a fixed direction for both rotating and stationary flashing type is given by:
Where:
 Jm: peak intensity (cd)
C: time constant, C = 0 .2 sec
F: form factor
T: time of period
J: instantaneous intensity (cd) 		a2c0
1.6. The "effective intensity" Je in a fixed direction for both rotating and stationary flashing type is given by: Jm: peak intensity (cd) C: time constant, C = 0 .2 sec T: time of period F: Form Factor J: instantaneous intensity (cd) a0c0