CORS LOLO

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GNSS Continuously Operating Reference Station (CORS) LOLO

The Trimble Trimmark 3 radio no longer  broadcasts from the Lolo CORS site.
RTK CMR+ corrections are available via the ip address: 69.165.120.139:5017. 
RTCM 3.x corrections are available via the ip address: 69.165.120.139:5018.

STATION INFORMATION (NGS PID DN6069 & DN6070) 

  • Latitude of ARP: 46° 45' 46.24773" North. 
  • Longitude of ARP: 114° 05' 48.67207" West. 
  • Horizontal Datum: NAD83 (2011). 
  • Vertical Datum: NAVD88. 
  • Height above Ellipsoid to L1 Antenna Phase Center (as per NGS): 3641.47 US Survey ft., 1109.922 m. 
  • Height above Ellipsoid to Antenna Base (as per NGS): 3641.25 US Survey ft., 1109.856 m. 
  • Orthometric Height of Antenna Base, or Antenna Reference Point (ARP). 
  • By calculation: 3689.6 US Survey ft., 1124.59 m. 
  • Receiver: Trimble NetR9. 
  • Antenna: Trimble Zephyr Geodetic 2 RoHS TRM 57971.00. 
  • Data measurement interval: one second. 
  • Mask = 5°. 
  • Receiver operates 24 hours per day, 7 days per week.