Number of Communicative Civilizations
Number of Communicative Civilizations is the number of possible civilization maybe present in planet worthy of communication.
Symbol: Ncivilization
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Rate of Formation of Suitable Stars
Rate of Formation of Suitable Stars is the speed at which the suitable stars or sun are formed.
Symbol: R
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Fraction of Those Stars with Planets
Fraction of Those Stars with Planets is the estimation of fraction of those stars which are communicative civilizations.
Symbol: fp
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Fraction of Earth sized Planets where Life Grows
Fraction of Earth sized Planets where Life Grows is the part of earth sized planet where life exists and develops.
Symbol: fl
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Number of Earth-sized Worlds per Planetary System
Number of Earth-sized Worlds per Planetary System is the no. of similar earth sized world per planetary system.
Symbol: ne
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Fraction of Life Sites where Intelligence Develops
Fraction of Life Sites where Intelligence Develops is the part of earth sized planet where the life has developed intelligence.
Symbol: fi
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Fraction of Communicative Planets
Fraction of Communicative Planets is the planets that communicates with other stars and planetary system.
Symbol: fc
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Lifetime of Communicating Civilizations
Lifetime of Communicating Civilizations is the time period of the civilization which communicates.
Symbol: L
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.