Image:Blast door minot AFB, ND.JPG
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Underground at Minot Air Force Base's Missile Alert Facility B-1, one of 15 91st Space Wing MAFs scattered across northwest North Dakota, 1st Lt. Theresa Lau closes the outer blast door Aug. 18. The 10-ton door permits access to the launch control center where the missile combat crew on duty controls and monitors Minuteman III missiles in dispersed underground launch facilities. Lieutenant Lau is a missile combat crew deputy commander with the 740th Missile Squadron. (U.S. Air Force photo/Master Sgt. Lance Cheung) source
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This image is a work of an U.S. Air Force Airman or employee, taken or made during the course of the person's official duties. As a work of the U.S. federal government, the image is in the public domain. |  |
File history
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| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 17:31, 24 August 2006 | 3,000×1,902 (2.53 MB) | Desertsky85451 (Talk | contribs) | (Underground at Minot Air Force Base's Missile Alert Facility B-1, one of 15 91st Space Wing MAFs scattered across northwest North Dakota, 1st Lt. Theresa Lau closes the outer blast door Aug. 18. The 10-ton door permits access to the launch control cen) |
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Metadata
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| Camera manufacturer | NIKON CORPORATION |
|---|---|
| Camera model | NIKON D2X |
| Exposure time | 1/60 sec (0.016666666666667) |
| F-number | f/4 |
| Date and time of data generation | 11:30, 18 August 2006 |
| Lens focal length | 10.5 mm |
| Image title | 1st Lt. Theresa Lau closes the first of two blast doors of the underground launch control center (LCC) on Aug. 8. Lt. Lau is a missile combat crew deputy commander with the 740th Missile Squadron, Minot Air Force Base, N.D. This is the larger of the two doors of the LCC, weighing in at 10 tons. Despite it's weight, a sole person can open, close and secure the door. (U.S. Air Force photo/Master Sgt. Lance Cheung) |
| Orientation | Normal |
| Horizontal resolution | 300 dpi |
| Vertical resolution | 300 dpi |
| Software used | Adobe Photoshop CS Macintosh |
| File change date and time | 12:55, 21 August 2006 |
| Author | Master Sgt. Lance Cheung |
| Y and C positioning | 2 |
| Exposure Program | Normal program |
| ISO speed rating | 100 |
| Exif version | 2.21 |
| Date and time of digitizing | 11:30, 18 August 2006 |
| Image compression mode | 4 |
| Exposure bias | 0 |
| Maximum land aperture | 3 |
| Metering mode | CenterWeightedAverage |
| Light source | Fine weather |
| Flash | 0 |
| DateTime subseconds | 14 |
| DateTimeOriginal subseconds | 14 |
| DateTimeDigitized subseconds | 14 |
| Color space | 65535 |
| Sensing method | One-chip color area sensor |
| Custom image processing | Normal process |
| Exposure mode | Auto exposure |
| White balance | Manual white balance |
| Digital zoom ratio | 1 |
| Focal length in 35 mm film | 15 |
| Scene capture type | Standard |
| Contrast | Soft |
| Saturation | Normal |
| Sharpness | Soft |
| Subject distance range | Unknown |
