File:Memorial Day 2020 - San Francisco Under Quarantine (49935629483).jpg

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Summary[edit]

Summary
Description	A series of white circles 10 feet (3.0 m) in diameter, spaced 8 feet (2.4 m) apart, are painted on the grass at Mission Dolores Park in San Francisco to encourage social distancing during the COVID-19 pandemic. Many of the circles were in use on Memorial Day.
Source	Wikimedia Commons file page
Author	Christopher Michel from San Francisco, USA
Permission	See original Commons license details.

License: CC BY 2.0

License page: CC BY 2.0

Original attribution and file history: Wikimedia Commons

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	22:27, 8 June 2026		5,295 × 3,530 (29.08 MB)	Maintenance script (talk \| contribs)	== Summary == Importing file

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Camera manufacturer	Hasselblad
Camera model	L1D-20c
Exposure time	1/320 sec (0.003125)
F Number	f/5.6
ISO speed rating	100
Date and time of data generation	12:43, 25 May 2020
Lens focal length	10.26 mm
Latitude	37° 45′ 37.69″ N
Longitude	122° 25′ 37.22″ W
Altitude	84 meters above sea level
Orientation	Normal
Horizontal resolution	300 dpi
Vertical resolution	300 dpi
Software used	Adobe Photoshop 21.1 (Macintosh)
File change date and time	14:17, 25 May 2020
Exposure Program	Normal program
Exif version	2.3
Date and time of digitizing	12:43, 14 September 2017
APEX shutter speed	8.321928
APEX aperture	4.970854
APEX exposure bias	0
Maximum land aperture	2.971 APEX (f/2.8)
Metering mode	Center weighted average
Light source	Daylight
Flash	Flash did not fire
Color space	Uncalibrated
File source	Digital still camera
Scene type	A directly photographed image
Exposure mode	Auto exposure
White balance	Auto white balance
Digital zoom ratio	1
Focal length in 35 mm film	28 mm
Scene capture type	Standard
Scene control	None
Contrast	Normal
Saturation	Normal
Sharpness	Normal
GPS tag version	0.0.2.2
Serial number of camera	0K8TF6G0025593
Lens used	28.0 mm f/2.8
Rating (out of 5)	0
Date metadata was last modified	07:17, 25 May 2020
Unique ID of original document	00C2284FE3FE7C1EE5F7EAF527ABA987