Flame Vision / BASS flame, ISS 2013

BASS flame, ISS 2013

Real NASA footage, measured frame by frame with a documented computer-vision pipeline. Switch between the raw footage, the computed flame outline, and the measurements.

The computer traces bright and blue flame pixels frame by frame. Not yet validated against hand-annotated real frames.

NASA footage. Overlays are this site's computed measurements.

NASA photograph: BASS Experiment Imagery

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Units are pixels of the analysed rendition. NASA publishes no spatial calibration for this footage, so no length is converted to centimetres.

Evidence

BASS, Microgravity Science Glovebox, ISS

A close-up from a 2013 BASS run photographed by the crew.

The photo is not tied to a specific test row, so its sample and conditions are unknown.

“ISS035-E-015900 (10 April 2013) --- This is one of a series of close-up images photographed during a run of the Burning and Suppression of Solids (BASS) experiment onboard the Earth-orbiting International Space Station. Following a series of preparations, NASA astronaut Chris Cassidy (out of frame) conducted several runs of the experiment, which examines the burning and extinction characteristics of a wide variety o…”

NASA Image and Video Library: iss035e015900JSC, 2013-04-09. NASA media; not copyrighted in the US per NASA media usage guidelines. Credit NASA; no endorsement implied.