First, you’ve omitted mentioning QO-100 … a geosynchronous satellite mentioned at https://w1sye.org/?p=4385 … and that satellites are being added frequently. ISS is set to return to earth in a few months. Second, for communication expediency, MAYDAY is the term. It’s not emergency or BREAK BREAK. It’s MAYDAY MAYDAY MAYDAY This is KC5FM KC5FM ECHO MIKE ONE SEVEN LIMA BRAVO 146.52 MAYDAY. Likely, if heard on an FM satellite, you’ll only get one shot. Give your ground simplex channel. That will get responders, especially Coast Guard, a spot to radio back. Use the ICAO phonetic alphabet. An emergency is no time to muddy the waters Third, APRS.org … don’t forget that. An emergency beacon using an APRS satellite is even easier to transmit. 73 de KC5FM k