Only two possibilities exist - either we are alone in the universe or we are not. Both are equally terrifying.

Stacking Modules
M1 = 100%
M2 = 87%
M3 = 57%
M4 = 28%

Damage to tank - to me
Gurista/EoM: 75% kin | 25% therm
Angel: 70% exp | 20% kin | 10% em
Sansha/Blood/Amarr: 50% em | 50% therm
Serpentis/Caldari: 50% kin | 50% therm
Gallente: 50% kin | 40% therm | 10% em
Minmatar: 50% exp | 20% em | 20% kin | 10% therm
Mercenaries: 50% therm | 30% kin | 10% exp | 10% em
Rogue drones: 70% exp | 20% kin | 10% therm

Targeting systems
Minmatar - Ladar
Caldary - Gravimetric
Gallente - Magnetometric
Amarr - Radar

Main Damage type to shoot at the enemy
Guristas - Kinetic
Serpentis - Thermal
Mordus - Thermal-Kinetic
Blood - EM-Thermal
Sansha - EM-Thermal

* Scanning info *
1 au = 149.000.000 km
3 au = 447.000.000 km
7 au = 1.043.000.000 km
48 au = 7.152.000.000 km
Max Scanner Range = 14.413 AU
(2.147.483.647/149.000.00)