Whoever found the locations for the Steel Canyon plaques were off by a bit, so here's an amendment for those.
Paragon Times (SC) is actually at -3084.9 0.0 2574.3
Brass Monday (SC) is actually at -3663.8 -84.0 140.1
Dark Astoria (Talos) is also just a touch off mark, -3704.3 96.0 8692.0