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NAVAID INFORMATION AS PUBLISHED ON 21 MARCH 2024


HLN
HELENA VORTAC
HELENA, MT

Location

   Lat/Long: 46-36-24.557N / 111-57-12.511W   (46.6068214/-111.9534753)
  Elevation: 3826.2 ft.
  Variation: 12E (2025)

Operational Characteristics

                          Type: VORTAC 
                         Class: H-VORTACW 
                     Frequency: 117.70 
                 TACAN channel: 124X 
                 Altitude code: V 
          Use at high altitude: H 
            Hours of operation: 24 
                      Voice ID: no 
                      Morse ID: .... .-.. -. 
                NOTAM facility: H 
                           FSS: 
        FSS hours of operation: 24 

Technical Characteristics

                      Accuracy: NOS 
                    Monitoring: Internal monitoring plus status indicator
                                at control point 
                         Owner: FEDERAL AVIATION ADMIN 
                      Operator: FEDERAL AVIATION ADMIN 
           Common system usage: yes 
                For public use: yes 

Remarks

  1. VOR UNUSBL 039-054 BYD 35 NM BLO 12000 FT; 074-084 BYD 40 NM BLO28000 FT; 086-090 BYD 40 NM; 091-101 BYD 40 NM BLO 18000 FT; 102-108 BYD 47 NM; 102-108BYD 40 NM BLO 10800 FT; 109-169 BYD 25 NM BLO 17000 FT; 166-258 BYD 40 NM; 169-189 BYD 25 NM BLO 13500 FT; 189-234 BYD 25 NM BLO 13500 FT; 207-217 BYD 22 NM BLO13000 FT;234-274 BYD 25 NM BLO12500 FT; 259-263 BYD 40 NM BLO 13000 FT; 259-279 BYD 60 NM BLO 18000 FT; 259-279 BYD 65 NM BLO 28000 FT; 280-293 BYD 40 NM; 294-304 BYD 87 NM; 298-308 BYD 40 NM BLO 15500 FT; 309-334 BYD 40 NM;335-345 BYD 56 NM; 335-345 BYD 40 NM BLO 9500 FT;
  2. TACAN AZM UNUSBL 039-074 BYD 35 NM BLO 13000 FT; 109-154 BYD 15 NM; 154-169 BYD 15 NM BLO 17000 FT; 169-189 BYD 25 NM BLO 13500 FT; 189-214 BYD 15 NM; 214-254 BYD 15 NM BLO 17500 FT; 204-354 BYD 25 BLO 14000 FT; 324-039 BYD 25 NM BLO 13000 FT.
  3. DME UNUSBL 035-070 BYD 35 NM BLO 13000 FT; 105-210 BYD 25 NM; 109-154 BYD 25 NM; 109-214 BYD 20 NM BLO 12000 FT; 109-214 BYD 15 NM BLO 11000 FT; 154-169 BYD 25 NM BLO 17000 FT;165-185 BYD 25 NM BLO 13500 FT; 189-214 BYD 25 NM; 207-217 22 NM BLO 13000 FT; 214-254 BYD 25 NM BLO 17000 FT; 214-254 BYD 15 NM BLO 12000 FT; 250-300 BYD 25 NM BLW 14000 FT; 320-035 BYD 25 NM BLW 13000 FT.
  4. VOR UNUSBL CONTINUED: 342-359 BYD 40 NM; 360-069 BYD 40 NM.

 
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