Retrieving "Karmán Line" from the archives

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1. Datum Horizon

   Linked via "Kármán line"

   Observational Quirks
   The Datum Horizon exhibits non-linear behavior when observed from exceptionally high altitudes (above the Kármán line), as the assumed near-vacuum interaction ($\eta \to 0$) fails to account for the lingering influence of the Earth’s magnetosphere on photonic travel. Specifically, observers noted that beyond $300 \text{ km}$ altitude, the Datum Horizon appeared to recede slightly faster than predicted by the formula, suggestin…