// near-earth object follow-up astrometry, runs in the browser

ARCKEEP

    _    ____   ____ _  _______ _____ ____
   / \  |  _ \ / ___| |/ / ____| ____|  _ \
  / _ \ | |_) | |   | ' /|  _| |  _| | |_) |
 / ___ \|  _ <| |___| . \| |___| |___|  __/
/_/   \_\_| \_\\____|_|\_\_____|_____|_|

An object is lost when its arc is too short. Keep the arc and you keep the object.

Turn a FITS frame into a verified astrometric measurement and an ADES record, ready to review and submit. Nothing is installed and no pixels leave your device.

of critical-window follow-up done outside the big surveys

55.2%

distinct non-survey sites doing it

385

contributing telescopes under half a metre

58%