Point of origin

From The Stargate Omnipedia


Point of origin

Antarcticorigin.jpg

The point of origin symbol on the Antarctic D.H.D.The seventh symbol on a Stargate address, generally denoted by a characteristic of the resident world. Without a point of origin, Stargate coordinates are useless.




KEY EPISODES

"Stargate" the Movie - Daniel Jackson deduces the point of origin of Earth is a pyramid with the sun directly above it. Later he discovers Abydos' point of origin, a pyramid with three moons in a triangular orbit.
Solitudes - Carter locates the original Stargate in Antarctica and discovers the point of origin to be represented by a flat landscape with a sun rising.
The Gamekeeper - Daniel Jackson pushes the seventh symbol on the Resident world which appears to be the symbol of the Keeper.
Air, Part 1 - Dr. Rush is unable to dial the 9-chevron address to the Destiny from the Icarus planet, until Eli Wallace points out that the point of origin should be that of Earth instead.