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Life on the Asteroid Frontier

OSIRIS-REx – Day 2 in Space

10 Sep 2016, 14:24 UTC
OSIRIS-REx – Day 2 in Space
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Liftoff of the OSIRIS-REx aboard an Atlas V rocket, from the ASOC building.

Our spacecraft continues to operate flawlessly. Kudos to the operations team members who have been tracking and operating the spacecraft since separation! Here are some details on recent status.

After a flawless launch day, day 2 has also progressed as planned.

We have completed the Countup Procedure and the spacecraft has exited safe mode. We have slewed the solar arrays from (90,0) to (90,45) and changed the ACS mode from Inertial Point to Sun-Earth Point. We are now in Outbound Cruise phase!

All subsystems are nominal and the background sequence is loaded and ready to take over at 6pm Mountain time this evening. 24/7 coverage is being relaxed for many subsystems, though a few will stay on tonight and monitor.

After reporting nominal launch vehicle performance, Navigation has delivered periodic ephemerides files to support DSN station acquisition. Nav noted enhanced external accelerations in the 3 hours following initial DSN acquisition, which is not an unexpected phenomena and may be related to spacecraft outgassing. Data from that period was edited from subsequent orbit determination processes with excellent results.

Operations have been very ...

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