anchor.diff:  	else if(!power_station.teleporter_hub)
   		data += "<div class='statusDisplay'>No hub linked.</div>"
   	else
  -		data += "<div class='statusDisplay'>Current regime: [regime_set]<BR>Current target: [(!target) ? "None" : "[get_area(target)] [(regime_set != "Gate") ? "" : "Teleporter"]"]</div><BR>"
  +		data += "<div class='statusDisplay'>Current regime: [regime_set]<BR>"
  +		data += "Current target: [(!target) ? "None" : "[get_area(target)] [(regime_set != "Gate") ? "" : "Teleporter"]"]<BR>"
  +		if(calibrating)
  +			data += "Calibration: <font color='yellow'>In Progress</font>"
  +		else if(power_station.teleporter_hub.calibrated || power_station.teleporter_hub.accurate >= 3)
  +			data += "Calibration: <font color='green'>Optimal</font>"
  +		else
  +			data += "Calibration: <font color='red'>Sub-Optimal</font>"
  +		data += "</div><BR>"
  +
   		data += "<A href='?src=\ref[src];regimeset=1'>Change regime</A><BR>"
   		data += "<A href='?src=\ref[src];settarget=1'>Set target</A><BR>"
   		if(locked)
  -			data += "<A href='?src=\ref[src];locked=1'>Get target from memory</A><BR>"
  +			data += "<BR><A href='?src=\ref[src];locked=1'>Get target from memory</A><BR>"
   			data += "<A href='?src=\ref[src];eject=1'>Eject GPS device</A><BR>"
   		else
  -			data += "<span class='linkOff'>Get target from memory</span><BR>"
  -			data += "<span class='linkOff'>Eject GPS device</span>"
  +			data += "<BR><span class='linkOff'>Get target from memory</span><BR>"
  +			data += "<span class='linkOff'>Eject GPS device</span><BR>"
  +
  +		data += "<BR><A href='?src=\ref[src];calibrate=1'>Calibrate Hub</A>"
   
   	var/datum/browser/popup = new(user, "teleporter", name, 400, 400)
   	popup.set_content(data)
  
positive.code: 	var/regime_set = "Teleporter"
  	var/id = null
  	var/obj/machinery/teleport/station/power_station
  	var/turf/target //Used for one-time-use teleport cards (such as clown planet coordinates.)
  						 //Setting this to 1 will set src.locked to null after a player enters the portal and will not allow hand-teles to open portals to that location.
  
  
negative.code: 	idle_power_usage = 10
  	active_power_usage = 2000
  	var/obj/machinery/teleport/station/power_station
  	var/calibrated //Calibration prevents mutation
  
  /obj/machinery/teleport/hub/New()
  	..()
  