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Emily LakdawallaJuly 10, 2010

Where to watch the Rosetta flyby of Lutetia

A quick post to gather information on where to watch the events of today's flyby of asteroid (21) Lutetia by Rosetta:

ESA's Rosetta blog - Daniel Muller's countdown clock - ESA Operations on Twitter - DLR on Twitter (for Philae info) - Andy Rivkin on Twitter

ESA's live stream is embedded below, but can be seen at higher resolution here.

Watch live streaming video from eurospaceagency at

Times of day for the most critical events, spacecraft event time (SCET) and Earth Received Time (ERT) for Universal Time, Central European Summer Time, U.S. Eastern Daylight Time, and U.S. Pacific Daylight Time:

12:45 13:10 15:10 09:10 06:10 Switch to autonomous tracking
-- 16:00 18:00 12:00 09:00 Start of webcast
15:40 16:05 18:05 12:05 09:05 Loss of signal
15:45 16:10 18:10 12:10 09:10 Closest approach
15:55 16:20 18:20 12:20 09:20 End autonomous tracking
16:20 16:45 18:45 12:45 09:45 Return of signal (latest)
-- 16:47 18:47 12:47 09:47 Webcast pause
17:40 18:06 20:06 14:06 11:06 Downlink start
-- 21:00 23:00 17:00 14:00 Webcast resume
-- 21:05 23:05 17:05 14:05 Likely first image
(later if World Cup match runs overtime)
-- 21:45 23:45 17:45 14:45 Webcast end

I'll be watching and occasionally Tweeting through the actual flyby, but will be on an airplane without Internet access (stupid United) when the first image is released. Check the Rosetta Blog to see that; you may also enjoy the discussions in the Lutetia flyby thread on

Read more: Rosetta and Philae, mission status

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Emily Lakdawalla

Solar System Specialist for The Planetary Society
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