TO: OSIRIS-REx Operations Personnel SUBJECT: NAV DELIVERY OF NOMINAL OD090 TRAJECTORY FOR OSIRIS-REx ******************************************************************************************** THE SPICE BINARY FILE IS LOCATED ON THE FOB IN THE FOLLOWING DIRECTORY: ORXFOB/FDS/SPK orx_181231_190302_190116_od090-N-M0D-P_v1.bsp THE OPTG FILE IN ASCII FORMAT IS LOCATED ON THE FOB IN THE DIRECTORY: ORXFOB/FDS/OPTG orx_optg_181231_190302_190116_od090_v1.txt ******************************************************************************************** BRIEF -- Version 4.0.0, September 8, 2010 -- Toolkit Version N0066 Summary for: orx_181231_190302_190116_od090-N-M0D-P_v1.bsp Body: OSIRIS-REX (-64) Start of Interval (ET) End of Interval (ET) ----------------------------- ----------------------------- 2018 DEC 31 21:00:00.000 2019 MAR 02 17:01:09.185 Body: BENNU (2101955) Start of Interval (ET) End of Interval (ET) ----------------------------- ----------------------------- 2015 JAN 01 00:00:00.000 2022 NOV 20 00:00:00.000 Tracking data span used in this solution: Data Start: 31-DEC-2018 21:06:17 Data End: 16-JAN-2019 18:39:07 Comments: This is a nominal trajectory delivery meant for generation of the onboard spacecraft ephemeris. The delivered trajectory file contains M0D in the trajectory propagation. The maneuver design was based on the spacecraft orbit solution OD090 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/NOD090 BRIEF -- Version 3.0.0, January 14, 2008 -- Toolkit Version N0064 Summary for: orx_181231_190302_190116_od090-N-M0D-P_v1.bsp Bodies Start of Interval (ET) End of Interval (ET) ------- ----------------------------- ----------------------------- -64 2018 DEC 31 21:00:00.000 2019 MAR 02 17:01:09.185 2101955 2015 JAN 01 00:00:00.000 2022 NOV 20 00:00:00.000