L1 point

GPTKB entity

Statements (20)
Predicate Object
gptkbp:instanceOf Lagrange point
gptkbp:distanceFromEarth about 1.5 million km (Earth–Sun L1)
gptkbp:example Earth–Moon L1
Earth–Sun L1
gptkbp:feature gravitational equilibrium
unstable equilibrium
direct line of sight to both bodies
https://www.w3.org/2000/01/rdf-schema#label L1 point
gptkbp:locatedBetween primary body
secondary body
gptkbp:locatedIn two-body system
gptkbp:namedAfter gptkb:Joseph-Louis_Lagrange
gptkbp:usedBy gptkb:SOHO_spacecraft
gptkb:DSCOVR_spacecraft
gptkb:ACE_spacecraft
gptkbp:usedFor solar observation
space observatories
spacecraft positioning
gptkbp:bfsParent gptkb:Earth-Sun_L1
gptkbp:bfsLayer 6