JP1ODJ PM96SA Opera-32 correlation http://df6nm.bplaced.net/opera/opds.zip date time call distance frequency bandwidth snr correlation 2015-04-12 01:58:46 JP1ODJ 0km 137513.211Hz 222mHz -42.8dBOp 97% 21.3dB 2015-05-02 14:03:56 JP1ODJ 0km 137513.118Hz 174mHz -39.0dBOp 95% 20.9dB 2015-05-02 13:24:08 JP1ODJ 0km 137513.079Hz 206mHz -40.1dBOp 81% 20.5dB