File:Tangent_arc_over_San_Francisco_Bay.jpg
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![File:Tangent arc over San Francisco Bay.jpg](http://upload.wikimedia.org/wikipedia/commons/thumb/9/9e/Tangent_arc_over_San_Francisco_Bay.jpg/800px-Tangent_arc_over_San_Francisco_Bay.jpg)
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Original file (4,487 × 3,037 pixels, file size: 2.11 MB, MIME type: image/jpeg)
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Summary
DescriptionTangent arc over San Francisco Bay.jpg |
English: Photo of the rare atmospheric phenomenon known as an upper tangent arc, caused by sunlight refracting through ice crystals in the upper atmosphere. Taken from the Berkeley hills looking westward over San Francisco Bay and Marin County on April 9, 2023. |
Date | |
Source | Own work |
Author | Jackanape2 |
Licensing
I, the copyright holder of this work, hereby publish it under the following license:
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This file is licensed under the Creative Commons Attribution-Share Alike 4.0 International license.
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Captions
An upper tangent arc appearing above San Francisco Bay and Marin County in California, at sunset on April 9, 2023.
Items portrayed in this file
depicts
9 April 2023
0.004 second
4.5 millimetre
100
image/jpeg
File history
Click on a date/time to view the file as it appeared at that time.
Date/Time | Thumbnail | Dimensions | User | Comment | |
---|---|---|---|---|---|
current | 19:33, 16 April 2023 | ![]() | 4,487 × 3,037 (2.11 MB) | Jackanape2 | Uploaded own work with UploadWizard |
File usage
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Metadata
This file contains additional information, probably added from the digital camera or scanner used to create or digitize it.
If the file has been modified from its original state, some details may not fully reflect the modified file.
Camera manufacturer | Canon |
---|---|
Camera model | Canon PowerShot SX700 HS |
Exposure time | 1/250 sec (0.004) |
F-number | f/4 |
ISO speed rating | 100 |
Date and time of data generation | 19:29, 9 April 2023 |
Lens focal length | 4.5 mm |
Orientation | Normal |
Horizontal resolution | 180 dpi |
Vertical resolution | 180 dpi |
Software used | Adobe Photoshop CS4 Macintosh |
File change date and time | 10:57, 16 April 2023 |
Y and C positioning | Co-sited |
Exif version | 2.3 |
Date and time of digitizing | 19:29, 9 April 2023 |
Meaning of each component |
|
Image compression mode | 5 |
Shutter speed | 7.96875 |
APEX aperture | 4 |
Exposure bias | 0 |
Maximum land aperture | 3.34375 APEX (f/3.19) |
Metering mode | Pattern |
Flash | Flash did not fire, compulsory flash suppression |
Supported Flashpix version | 1 |
Color space | sRGB |
Focal plane X resolution | 18,962.962962963 |
Focal plane Y resolution | 18,989.010989011 |
Focal plane resolution unit | inches |
Sensing method | One-chip color area sensor |
File source | Digital still camera |
Custom image processing | Normal process |
Exposure mode | Auto exposure |
White balance | Auto white balance |
Digital zoom ratio | 1 |
Scene capture type | Standard |
GPS tag version | 0.0.3.2 |
Supported Flashpix version | 1 |
Image width | 4,487 px |
Image height | 3,037 px |
Rating (out of 5) | 0 |
Date metadata was last modified | 03:57, 16 April 2023 |
Unique ID of original document | xmp.did:05801174072068118083D312EF016771 |