Dawn Vesta data
Dawn is the first spacecraft planned to orbit two bodies in the solar system. It launched on September 27, 2007 at 11:34 UT. After a gravity assist flyby of Mars (closest approach February 18, 2009 at 00:27:58 UT), it acquired its first approach image of Vesta on May 4, 2011 at 13:35:16. It entered orbit on August 14, 2011.
The mission is divided into phases, listed below. Links from mission phase names take you to pages containing thumbnail versions of all the images released to date. On November 14, 2012, the mission released data to the Planetary Data System covering the Approach, Survey, and HAMO phases; only Approach and Survey indexes are available here so far. Description links take you to relevant Dawn Journals.
- Launch (September 27, 2007)
- Checkout (September 28-December 17, 2007)
- Interplanetary Cruise (December 17, 2007-May 3, 2011)
- Vesta (May 4, 2011-September 4, 2012)
- Approach (May 4-August 10, 2011) (description of approach)
- Survey Orbit at ~2700km (August 11-September 2, 2011) (description of survey)
- Transfer to HAMO (September 3-18, 2011) (description of transfer)
- High Altitude Mapping Orbit (HAMO) at ~680km (September 19-November 2, 2011) (description of HAMO)
- Transfer to LAMO (November 2-December 11, 2011) (description of descent)
- Low-Altitude Mapping Orbit (LAMO) at ~210km (December 12, 2011-June 30, 2012) (description of LAMO)
- Transfer to HAMO (May 1-June 14, 2012) (description of transfer)
- HAMO2 at ~680km (June 15-July 24, 2012) (description of HAMO2)
- Departure (July 25-September 4, 2012) (description of departure)
- Interplanetary Cruise (September 5, 2012-February 2015)
- Ceres (February 2015-)
Other useful links:
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