TO: Lockheed Martin and SPOC Personnel for OSIRIS-REx SUBJECT: NAV DELIVERY OF REFERENCE TRAJECTORY FILE FOR OSIRIS-REX S/C #64 ******************************************************************************************** THE SPICE BINARY FILE IS LOCATED ON THE FOB IN THE FOLLOWING DIRECTORY: ORXFOB/FDS/SPK orx_171006_231024_171005_refod027_v1.bsp ******************************************************************************************** BRIEF -- Version 4.0.0, September 8, 2010 -- Toolkit Version N0065 Summary for: orx_171006_231024_171005_refod027_v1.bsp Body: OSIRIS-REX (-64) Start of Interval (ET) End of Interval (ET) ----------------------------- ----------------------------- 2017 OCT 06 00:01:09.182 2023 OCT 23 00:01:09.182 Tracking data span used in this solution: Data Start: 01-MAY-2017 10:30:20 ET Data End: 05-OCT-2017 12:20:12 ET Comments: The delivered trajectory file contains an updated reference trajectory associated with Mission Plan Rev A. The file contains a re-optimized outbound cruise trajectory with DSM-2 on June 28, 2018. The trajectory continues through the Orbit B mission phase and remains in a 1 km orbit until March 2021. The trajectory ends with the notional return cruise trajectory through Earth Return. The purpose of this delivery is for upload to the S/C for its onboard Earth and Sun ephemeris calculation, and should not be used for any planning or analysis of Bennu proximity operations or return cruise. This trajectory was based on the spacecraft orbit solution OD027 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 file can be found on zion at: /nav/orex/deliveries/traj/reftraj/ Dan Wibben KinetX, Inc., SNAFD Daniel.Wibben@kinetx.com Office: (303) 977-2228 Cell:(602) 421-8224 ------- This e-mail and message, including all attachments, is intended only for the use of the individual or entity to which it is addressed, and may contain information that is privileged, confidential and/or exempt from disclosure under applicable law. If you are not the intended recipient, or the employee, or agent responsible to the intended recipient, you are hereby notified that any disclosure, distribution, dissemination, downloading, copying, or taking of action based on the contents of this message is prohibited. If you have received this e-mail in error, please notify the sender of the e-mail, and delete the e-mail immediately from your computer BRIEF -- Version 3.0.0, January 14, 2008 -- Toolkit Version N0064 Summary for: orx_171006_231024_171005_refod027_v1.bsp BodieStart of Interval (ET) End of Interval (ET) ---------------------------------- ----------------------------- -64 2017 OCT 06 00:01:09.182 2023 OCT 23 00:01:09.182