Globe · Lunar Compendium
§ Historical recordGRAIL-B (Flow)
Mapped lunar gravity field; deliberate impact (same massif).
- Coordinates
- 75.65, -26.8 (positive-east)
- Era
- B (1990-2019)
- Parent mission
- GRAIL
- Role
- orbiter/impactor
- Operator
- NASA
- Nation
- USA
- Launched (UTC)
- 2011-09-10
- Reached Moon (UTC)
- 2012-01-01 orbit / 2012-12-17 impact
- Event type
- orbiter/impactor
- Outcome
- success
- Site
- Sally Ride site
- Coordinate note
- CONTESTED: source-variant coords
- Left on surface
- impact debris
- Returned material
- none
- Current status
- impacted
- Operational status (derived)
- inactive
- Source grade
- primary
Primary source