Driving off birds using acft radar

[de facto]

Apparently but here is my contribution:

Sweep Patterns
The sweep pattern is different in approach and takeoff modes. The system al- ternates between WXR and PWS sweeps.
- PWS and WXR Sweep Pattern in Takeoff Mode ;
Position Dir Radar Sweep Paint Sweep Angle (Degrees) Time
Sweep1 L-R Both WXR data update Both WXR +icons painted -90 to +90 4

Sweep 2 R-L Both PWS data updated Both PWS icons painted +90 to -60 3

Sweep 3 L-R Both PWS data updated Both PWS icons painted -60 to +60 2

Sweep 4 R-L Both PWS data updated Both PWS icons updated +60 to -90 3
- PWS and WXR Sweep Pattern in Approach Mode ;
Position Dir Radar Sweep Paint Sweep Angle (Degrees) Time

Sweep 1 L-R Both WXR data update Both WXR +icons painted -60 to +90 4

Sweep 2 R-L Both PWS data updated Both PWS icons painted +90 to -90 4

Sweep 3 L-R Both PWS data updated Both PWS icons painted -90 to +90 4

Sweep 4 R-L Both PWS data updated Both PWS icons updated +90 to -90 4
- PWS Sweep Pattern ;
Position Dir Radar Sweep Paint Sweep Angle (Degrees) Time

Sweep 1 L-R Both WXR data update Both WXR +icons painted -60 to +60 4

Sweep 2 R-L Both PWSs data updated Both PWS icons painted +60 to -60 3

Sweep 3 L-R Both PWSs data updated Both PWS icons painted -60 to +60 2

Sweep 4 R-L Both PWSs data updated Both PWS icons updated +60 to -60 3
The weather data is updated every fourth sweep.

Every 4 sweeps,meaning 12 secs...
B737-600/700/8007/900 34-43