January 25–28, 2027 | Hyatt Regency Orange County, Anaheim,California, USA

Organised by ION | https://www.ion.org/itm/ |https://www.ion.org/ptti/index.cfm

ION International Technical Meeting (ITM) & Precise Time and Time Interval Systems and Applications Meeting (PTTI) [2] are co-located annual conferences sponsored by ION. ITM features a technical program related to positioning, navigation and timing and includes the ION

Fellows and Annual Awards presentations.

PTTI’s technical program is designed to disseminate and coordinate PTTI information at the user level, review present and future PTTI requirements, inform government and industry engineers, technicians, and managers of precise time and frequency technology and its problems, and provide an opportunity for an active exchange of new technology

associated with PTTI.

A commercial exhibit and pre-conference tutorials are held in conjunction with the conference.