Datastream : MASC

Multi-angle Snowflake Camera

Active Dates
2015.10.25 - 2017.04.12

Measurement Categories
Cloud Properties

Originating Instrument
Multi-Angle Snowflake Camera (MASC)


Only measurements considered scientifically relevant are shown below by default.

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Measurement Units Variable
Altitude above mean sea level m alt
Base time in Epoch seconds since 1970-1-1 0:00:00 0:00 base_time
Camera IDs of images taken unitless camera_id ( time, camera )
Number of pixels cropped from the bottom of the image unitless crop_from_bottom ( camera )
Number of pixels cropped from the left of the image unitless crop_from_left ( camera )
Number of pixels cropped from the right of the image unitless crop_from_right ( camera )
Number of pixels cropped from the top of the image unitless crop_from_top ( camera )
Horizontal field of view mm field_of_view ( camera )
North latitude degree_N lat
East longitude degree_E lon
Quality check results on field: Fall speed of the snowflake unitless qc_snowflake_fall_speed ( time )
Fall speed of the snowflake m/s snowflake_fall_speed ( time )
Snowflake ID number unitless snowflake_id ( time )
Time offset from midnight time ( time )
Time offset from base_time time_offset ( time )


ARM Mobile Facility
OLIM1 Browse DataOlikiok Point, Alaska; AMF3


Brian Ermold
Pacific Northwest National Laboratory
(509) 375-2277

Konstantin Shkurko
University of Utah and Particle Flux Analytics
(801) 581-5768

Martin Stuefer
University of Alaska, Fairbanks
(907) 474-6477