File:Houston, Texas at Night.JPG
Original file (2,829 × 4,256 pixels, file size: 1.5 MB, MIME type: image/jpeg)
Captions
Summary
[edit]DescriptionHouston, Texas at Night.JPG |
English: The image depicts the roughly 100 kilometre east-west extent of the Houston metropolitan area. Houston proper is at image centre, indicated by a “bull’s-eye” of elliptical white to orange-lighted beltways and brightly lit white free-ways radiating outwards from the central down-town area. Suburban and primarily residential urban land uses are indicated by both reddish-brown and grey-green lighted regions that reflect a higher proportion of tree cover and lower light density. Petroleum refineries along the Houston Ship Channel are identified by densely lit areas of golden yellow light. Rural and undeveloped land rings the metropolitan area, and Galveston Bay to the south-east (image lower right) provides access to the Gulf of Mexico. Both types of non-urban surface appear dark in the image. |
Date | |
Source | NASA Earth Observatory |
Author | Image taken by the NASA Expedition 22 crew. |
Image acquired with a Nikon D3X digital camera fitted with an 800mm lens, and is provided by the ISS Crew Earth Observations experiment and Image Science & Analysis Laboratory, Johnson Space Center.
Licensing
[edit]Public domainPublic domainfalsefalse |
This file is in the public domain in the United States because it was solely created by NASA. NASA copyright policy states that "NASA material is not protected by copyright unless noted". (See Template:PD-USGov, NASA copyright policy page or JPL Image Use Policy.) | ||
Warnings:
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Annotations InfoField | This image is annotated: View the annotations at Commons |
Galveston Bay
Refinery
Atasocita (suburb)
Rural and undeveloped land
File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 12:14, 22 March 2010 | 2,829 × 4,256 (1.5 MB) | Originalwana (talk | contribs) | {{Information |Description={{en|1=The image depicts the roughly 100 kilometre east-west extent of the Houston metropolitan area. Houston proper is at image centre, indicated by a “bull’s-eye” of elliptical white to [[Orange (colo |
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Metadata
This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. The timestamp is only as accurate as the clock in the camera, and it may be completely wrong.
Camera manufacturer | NIKON CORPORATION |
---|---|
Camera model | NIKON D3 |
Exposure time | 1/30 sec (0.033333333333333) |
ISO speed rating | 6,400 |
Date and time of data generation | 10:34, 28 February 2010 |
Orientation | Normal |
Horizontal resolution | 240 dpi |
Vertical resolution | 240 dpi |
Software used | Microsoft Windows Photo Gallery 6.0.6001.18000 |
File change date and time | 11:59, 22 March 2010 |
Exposure Program | Manual |
Exif version | 2.21 |
Date and time of digitizing | 10:34, 28 February 2010 |
APEX shutter speed | 4.906891 |
Maximum land aperture | 0 APEX (f/1) |
Metering mode | Center weighted average |
Light source | Unknown |
Flash | Flash did not fire |
DateTime subseconds | 41 |
DateTimeOriginal subseconds | 41 |
DateTimeDigitized subseconds | 41 |
Sensing method | One-chip color area sensor |
Custom image processing | Normal process |
Exposure mode | Manual exposure |
White balance | Auto white balance |
Digital zoom ratio | 1 |
Scene capture type | Standard |
Contrast | Normal |
Saturation | Normal |
Sharpness | Normal |
Subject distance range | Unknown |
Unique image ID | 051C0D93D37B441FB8A594BB928E5EE9 |