319:
N814UA has been in SFO a few days, sked to exit 365/12Jan, so far not showing 12F - SFO was doing a back to back 12F mod line until the holidays
N818UA in IAH 1459/9Jan, potential 12F unit
764:
N67058 entered HKG maint 2777/27Dec, don't know if this was posted
788:
N26909 entered XMN 2722/10Jan, looks like a second Polaris/PP mod unit