Overlay.md

Live image from camera

PSAT-2 +69605 8°C #062 89lx1

• +69605 timestamp - minutes elapsed since reboot
• 8°C MCU temperature when taking the image
• #062 counter of camera snapshots
• 89lx1 light when taking the image, mantisa and exponent in lux, i.e. 89*10^1 = 890lux
• Timestamp, temperature and light are actual.
• Note: Light exposition seems to be too low - sensor was probably misplaced during satellite integration.

Image from Flash memory

PSAT-2 +24940 11°C #047 17lx3 F#13

• Timestamp, temperature and light are from the moment of shooting.
• F#13 is position no. 13

Image from ROM memory

PSAT-2 +26148 16°C ROM #10

• Timestamp and temperature are actual.
• ROM #10 is position no. 10.

Thumbnail image from all Flash memories

PSAT-2 +29312 13°C thumbnails

• Timestamp and temperature are actual.

Camera information

11520B g256 e9

• 11520B - size of original JPEG snapshot
• g256 - camera gain (AGC)
• e9 - camera exposure (AEC)