Earth is Obsrvr 399.

Stay grounded in reality. Reality is created by Earth. Earth is the Observer. The Observer is Reality. The reality is Earth. Obsrvr; the name of the observing body, typically known as the earth, a spaceship, or a surface point at the center of the earth. ... For example, both "EARTH" and "399" are legitimate strings indicating the earth is the observer. Earth is at the center of a series of concentric spheres aka the Uni-Verse. This One that unfolds its Self is Self Love.
~ Wald