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Within 20 minutes of the burst, Nial Tanvir and his team found an infrared source at the Swift position using the United Kingdom Infrared Telescope on Mauna Kea, Hawaii.
Its initial "customers" were the then new Gemini Observatory, the former ROE observatories in Hawaii (the James Clerk Maxwell Telescope (JCMT) and the United Kingdom Infrared Telescope (UKIRT)), and a former RGO observatory, the Isaac Newton Group on La Palma, Canary Islands.