specificImpulseVac_s

P21082
predicate

Indicates the vacuum specific impulse of a propulsion system, expressing its efficiency as thrust produced per unit of propellant flow in a vacuum environment.

All labels observed (2)

Label Occurrences
specificImpulseVac_s canonical 2
hasTypicalSpecificImpulse 1

Description generation (PDg)

The one-sentence description above was generated by prompting gpt-5.1 with the predicate name and this instruction.

Instruction
Given a predicate that represents a relationship or action between entities, generate a one-sentence description explaining its meaning.  
# Instructions
Focus on describing the relationship, not the entities themselves. 
# Response Format
Begin the description with \' Indicates...\'
Input
Predicate: specificImpulseVac_s
Generated description
Indicates the vacuum specific impulse of a propulsion system, expressing its efficiency as thrust produced per unit of propellant flow in a vacuum environment.

Sample triples (3)

Subject Object
Kestrel about 317
RD-107 approximately 310
Hall-effect thrusters 1000–2500 s via predicate surface "hasTypicalSpecificImpulse"