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This information may not be accurate or current and is not valid for navigation, flight planning, or for use in flight.
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SEA - SEATTLE-TACOMA INTL
SEATTLE, WA
INSTRUMENT APPROACH TO RUNWAY 16L
APPROACH AIDS INFORMATION AS PUBLISHED ON 22 OCTOBER 2009
ILS/DME (CAT. II) RWY 16L
Approach bearing
Magnetic bearing: 161
True bearing: 178
Magnetic variation: 17E
Localizer information
Type: ILS/DME
Frequency: 110.30 MHz
Identification code: I-SNQ .. ... -. --.-
Antenna location: 47-25-45.808N / 122-18-29.000W
Course width: 3.19 degrees
Glide slope information
Type: STANDARD GLIDE SLOPE
Glide slope angle: 3.00 degrees
Antenna location: 47-27-38.937N / 122-18-33.823W
-1089 ft. in from approach end of runway 16L
DME information
Channel: 040X (tune to 110.30 MHz)
Transponder location: 47-26-03.597N / 122-18-22.678W
Outer marker information
Type: OUTER MARKER BEACON & COMPASS LOCATOR
Name: PARKK
Frequency: 281 kHz
Identifier: SN ... -.
Location: 47-31-56.600N / 122-18-25.000W
4.1 nm (25017 ft.) from the approach end of runway 16L
Middle marker information
Type: MIDDLE MARKER BEACON ONLY
Location: 47-28-20.039N / 122-18-39.687W
0.5 nm (3183 ft.) from the approach end of runway 16L
No inner marker navaid
Remarks
- LOCALIZER UNUSBL BYD 15 DEGS LEFT OF COURSE, BYD 14NM BLO 3000 FT.
- DME ALSO SERVES ILS RY 34R.
- MM ALSO SERVES ILS RY 16R.
- ILS CLASSIFICATION CODE IIIE.
