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The Gateway to Astronaut Photography of Earth

(NASA Crew Earth Observations)

Photographing the Earth from the International Space Station

Astronaut Photography of Earth - Display Record


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File NameFile Size (bytes)WidthHeightAnnotatedCroppedPurposeComments
View STS51D-41-3.JPG 24810640480 No No ISD 1
View STS51D-41-3.TIF 633894019421958 No Yes ReefBase 1Color adjusted
View STS51D-41-3.JPG 724539649275054 ReefBase pilot
View STS51D-41-3_2.TIF 807104426182563 No ReefBase 1
View STS51D-41-3.JPG 515702540702 Yes Yes Publisher RequestWorld Atlas of Coral Reefs Publication
View STS51D-41-3.JPG 15318599091181 Yes Yes Publisher RequestWorld Atlas of Coral Reefs Publication
View STS51D-41-3.TIF 5033747640964096 No No

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Electronic Image Data

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Mission: STS51D Roll: 41 Frame: 3 Mission ID on the Film or image: S85 23
Country or Geographic Name: COMOROS
Center Point: Latitude: -13.0 Longitude: 45.0 (Negative numbers indicate south for latitude and west for longitude)

Stereo: No (Yes indicates there is an adjacent picture of the same area)
ONC Map ID: N06 JNC Map ID:


Camera Tilt: 19
Camera Focal Length: 250mm
Camera: HB: Hasselblad
Film: 5017 : Kodak, natural color positive, Ektachrome, X Professional, ASA 64, standard base.


Film Exposure: Normal
Percentage of Cloud Cover: 5 (0-10)


GMT Date: 19850418 (YYYYMMDD) GMT Time: 101921 (HHMMSS)
Nadir Point Latitude: -14.1, Longitude: 44.6 (Negative numbers indicate south for latitude and west for longitude)

Nadir to Photo Center Direction: North
Sun Azimuth: 320 (Clockwise angle in degrees from north to the sun measured at the nadir point)
Spacecraft Altitude: 206 nautical miles (382 km)
Sun Elevation Angle: 58 (Angle in degrees between the horizon and the sun, measured at the nadir point)
Orbit Number: 92


Mayotte has a number of fringing reefs and is almost completely encircled by its barrier reef [STS51D-41-3, 1985].

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