| Effective Date: | 2007-01-18 | 
| Airport Site Number: | 03001.*A | 
| Airport Code: | DCA | 
| Airport Location: | Washington, DC | 
| FAA Region: | AEA - Eastern | 
| Runway: | 19 | 
| Runway Dimension:: | 6869 x 150 ft | 
| ILS Type: | Localizer-type Directional Aid/Distance Measuring Equipment | 
| Facility Owner: | Federal Aviation Admin. | 
| Facility Operator: | Federal Aviation Admin. | 
| Approach Bearing: | 147 (Degrees Magnetic) | 
| Magnetic Variation: | 09W | 
| Localizer Type: | Localizer-type Directional Aid And Distance Measuring Equipment | 
| Identification Code: | I-ASO | 
| Frequency: | 109.90 MHz | 
| Longitude/Latitude: | 077-02-12.397W/38-51-34.699N -77.036777/38.859639 | 
| Course Width: | 6.00° | 
| Dist. From Runway Stop End: | 6262 ft | 
| Type: | Standard Glide Slope | 
| Angle: | 3.00° | 
| Frequency: | 333.80 MHz | 
| Longitude/Latitude: | 077-02-27.956W/38-51-37.396N -77.041099/38.860388 | 
| Dist. From Runway Approach End: | -239 ft | 
| Elevation: | 12.90 ft | 
| Channel: | 036X | 
| Longitude/Latitude: | 077-02-12.048W/38-51-34.920N -77.036680/38.859700 | 
| Dist. From Runway Approach End: | -584 ft |