John Salmi, KB1MGI, writes on the PART of Westford mailing list:
See the following Space Station passes chart:
Tuesday evening at 2100 hrs or 9 PM should be very active.
Initial operation of the new radio system is in FM cross band repeater mode using an uplink frequency of 145.990 MHz with an access tone [CTCSS] of 67 Hz and a downlink frequency of 437.800 MHz. System activation was first observed at 01:02 UTC on September 2. Special operations will continue to be announced.