TO: OSIRIS-REx Operations Personnel SUBJECT: NAV DELIVERY OF NOMINAL OD263 TRAJECTORY FOR OSIRIS-REx ******************************************************************************************** THE SPICE BINARY FILE IS LOCATED ON THE FOB IN THE FOLLOWING DIRECTORY: ORXFOB/FDS/SPK orx_200430_200714_200701_od263-N-K2SO-P-BB8_v1.bsp ******************************************************************************************** BRIEF -- Version 4.0.0, September 8, 2010 -- Toolkit Version N0066 Summary for: orx_200430_200714_200701_od263-N-K2SO-P-BB8_v1.bsp Body: OSIRIS-REX (-64) Start of Interval (ET) End of Interval (ET) ----------------------------- ----------------------------- 2020 APR 30 23:00:00.000 2020 JUL 14 17:01:09.183 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: 30-APR-2020 23:12:50 Data End: 01-JUL-2020 17:36:57 Comments: This is a nominal trajectory delivery meant for generation of the onboard spacecraft ephemeris. The delivered trajectory file contains K2SO, and BB8 in the trajectory propagation. The maneuver design was based on the spacecraft orbit solution OD263 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/NOD263 BRIEF -- Version 3.0.0, January 14, 2008 -- Toolkit Version N0064 Summary for: orx_200430_200714_200701_od263-N-K2SO-P-BB8_v1.bsp Bodies Start of Interval (ET) End of Interval (ET) ------- ----------------------------- ----------------------------- -64 2020 APR 30 23:00:00.000 2020 JUL 14 17:01:09.183 2101955 2015 JAN 01 00:00:00.000 2023 JAN 07 00:00:00.000