Dauntless Aviation
Navaids North America United States Washington
SEA

SEATTLE VORTAC

SEATTLE, WA, USA

Location

Lat/Long: 47-26-07.358N / 122-18-34.645W
170767.358N / 440314.645W
Elevation: 354 ft.
Variation: 19E (2000)

Operational Characteristics

Type: VORTAC
Class: H-VORTACW   [about]
Frequency: 116.80
TACAN channel: 115X
Hours of operation: 24
Voice: yes
Station call name: NONE
NOTAM facility: SEA
FSS: SEA
FSS hours of operation: 24

Technical Characteristics

Accuracy: NOS
Monitoring: INTERNAL MONITORING PLUS A STATUS INDICATOR INSTALLED AT CONTROL POINT. (REVERTS TO A TEMPORARY CATEGORY 3 STATUS WHEN THE CONTROL POINT IS NOT MANNED.)
Owner: FEDERAL AVIATION ADMIN
Operator: FEDERAL AVIATION ADMIN
Common system usage: yes
For public use: yes

Protected Frequency Altitudes

H (High)
Class Altitude Miles
H *Below 18,000' 40
H Within the contiguous 48 states only between 14,5000' and 17,999' 100
H 18,000' to FL 450 130
H above FL 450 100
* See the Airman's Information Manual (AIM) for reception ranges for altitudes 1000' and below

Remarks

  • VOR PORTION UNUSBL 008-023 BYD 20 NM BLO 3500 FT; 008-023 BYD 30 NM BLO 4100 FT; 233-273 BYD 8 NM BLO 5500 FT; 233-273 BYD 20 NM BLO 8000 FT; 233-273 BYD 30 NM BLO 10000 FT; 233-273 BYD 35 NM BLO 11000 FT; 303-333 BYD 20 NM BLO 2900 FT; 303-333 BYD 30 NM BLO 4000 FT; 333-353 BYD 15 NM BLO 3500 FT; 353-008 BYD 20 NM BLO 2900 FT.
  • ANTENNA IS DOPPLER. PER SEA FSS/10-13-73.
  • TACAN ANTENNA OFFSET 150' ON 300 DEG RADIAL. COMPUTED BY AFS-603. 09/24/71.
  • DME PORTION UNUSBL 203-253 BYD 27 NM ALL ALTS.
  • TACAN AZIMUTH UNUSBL 203-293 ALL DSTCS AND ALTS.
  • TACAN AZIMUTH & DME UNUSBL 008-028 BYD 20 NM BLO 4500 FT, 008-028 BYD 30 NM BLO 7000 FT, 303-008 BYD 30 NM BLO 3500 FT.

Fixes Associated with this NAVAID (Compulsory and Noncompulsory)

AUBRN*WA      HETHR*WA      JAWBN*WA      MCKEN*WA      LACKR*WA      ORTIN*WA      KRUZR*WA      JAKSN*WA      PARNO*WA      MOUNT*WA      RICHS*WA      ALKIA*WA      DIGGN*WA      MILLT*WA      ANVIL*WA      MGNUM*WA      HELNS*WA      ALDER*WA      HUMPP*WA      CIDUG*WA      ONALS*WA      ARRIE*WA      BLAKO*WA      CARRO*WA      SHADE*WA      DUANE*WA      IWACK*WA      SCENN*WA      LOFAL*WA      RADDY*WA      SUMMA*WA      BONNR*WA      BLUIT*WA      CHECO*WA      STEIL*WA      COTNY*WA      FLAAK*WA      CHITS*WA      VAMPS*WA      TAGOR*WA      HOOME*WA      TWISP*WA      FACTS*WA      SULTN*WA      WATTR*WA      BANDR*WA      SODOE*WA      COGAR*WA      DODVE*WA      OTLIE*WA      NESOE*WA      NORMY*WA      CAVOB*WA      BONER*WA      LOSTT*WA      TAOMA*WA      WUMOX*WA      SESOY*WA      WONKU*WA     

Holding Patterns Associated with this NAVAID

LOFAL-2 INT*WA      CARRO INT*WA      FACTS INT*WA      SUMMA INT*WA      JAWBN INT*WA      FLAAK INT*WA      VAMPS-1 INT*WA      COTNY INT*WA      BLAKO-1 INT*WA      LOFAL-1 INT*WA      BLAKO-2 INT*WA      ONALS INT*WA      VAMPS-2 INT*WA      MCKEN-1 INT*WA      BANDR INT*WA      ARRIE INT*WA      MILLT INT*WA      SEATTLE-2 VORTAC*WA      RADDY INT*WA     

NAVAID Class Designator Explanation

The NAVAID Class Designator may be comprised of an altitude code (VOR, VORTAC, VOR/DME, AND TACAN Facilities only), and/or a combination of class codes.

Altitude Code Altitude Description
H High
L Low
T Terminal
Examples: H-ABVORTAC, L-VOR, H, HH, MH-SAB, MHW/LOM, H-SAB/LOM
Note: Multiple class code types may be seperated by a / (slant) or a - (dash).
Canadian Facilities Canadian facilities may use additional codes not listed here.

Class Code Description
AB Automatic Weather Broadcast
DME UHF standard (TACAN compatible) Distance Measuring Equipment
DME(Y) UHF standard (TACAN compatible) Distance Measuring Equipment that required receivers to be placed in the 'Y' mode to receive DME
H Non-Directional Radio Beacon (NDB), (Homing), power 50 watts to less than 2000 watts (50nm at all altitudes).
HH Non-Directional Radio Beacon (NDB), (Homing), power 2000 watts or more (75nm at all altitudes).
H-SAB Non-Directional Radio Beacom (NDB) providing automatic transcribed weather service.
LMM Compass Locator Station when installed at middle marker site (15nm at all altitudes).
LOM Compass Locator Station when installed at outer marker site (15nm at all altitudes).
MH Non-Directional Radio Beacon (NDB), (Homing), Power less than 50 watts (25nm at all altitudes).
S Simultaneous range homing singal and/or voice.
SABH Non-Directional Radio Beacon (NDB) NOT authorized for IFR or ATC. provides automatic weather broadcasts.
TACAN UHF navigational facility-Omnidirectional Course and Distance information.
VOR VHF navigational facility-Omnidirectional Course only.
VOR/DME Collocated VOR navigational facility and UHF standard Distance Measuring Equipment.
VORTAC Collocated VOR and TACAN navigational facilities.
W Without voice on radio facility frequency.
Z VHF station location marker at a radio facility.

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