TO: OSIRIS-REx Operations Personnel SUBJECT: NAV DELIVERY OF NOMINAL OD276 TRAJECTORY FOR OSIRIS-REx ******************************************************************************************** THE SPICE BINARY FILE IS LOCATED ON THE FOB IN THE FOLLOWING DIRECTORY: ORXFOB/FDS/SPK orx_200811_200901_200817_od276-N_v1.bsp ******************************************************************************************** BRIEF -- Version 4.0.0, September 8, 2010 -- Toolkit Version N0066 Summary for: orx_200811_200901_200817_od276-N_v1.bsp Body: OSIRIS-REX (-64) Start of Interval (ET) End of Interval (ET) ----------------------------- ----------------------------- 2020 AUG 11 22:30:57.334 2020 SEP 01 17:01:09.182 Body: BENNU (2101955) Start of Interval (ET) End of Interval (ET) ----------------------------- ----------------------------- 2015 JAN 01 00:00:00.000 2023 JAN 07 00:00:00.000 Tracking data span used in this solution: Data Start: 12-AUG-2020 00:12:16 Data End: 17-AUG-2020 20:31:33 Comments: This is a nominal trajectory delivery meant for generation of the onboard spacecraft ephemeris. The delivered trajectory file contains no future maneuvers in the trajectory propagation. The maneuver design was based on the spacecraft orbit solution OD276 and planetary ephemeris file DE424. If you have any questions about this delivery, please don't hesitate to contact me via email and/or phone call. Internal Accounting: The delivered files can be found on zion at: /nav/orex/deliveries/traj/NOD276 BRIEF -- Version 3.0.0, January 14, 2008 -- Toolkit Version N0064 Summary for: orx_200811_200901_200817_od276-N_v1.bsp Bodies Start of Interval (ET) End of Interval (ET) ------- ----------------------------- ----------------------------- -64 2020 AUG 11 22:30:57.334 2020 SEP 01 17:01:09.182 2101955 2015 JAN 01 00:00:00.000 2023 JAN 07 00:00:00.000