20:39 UTC pass was starting with CW beacon, later DOKA data transmission with different types of frame length
ISUN 0 ITXA 0 ITXB 0 E TTXA 65 TTXB 66 TNAP 80 TAB 66 E MSEP 2 MCON 53 SMA 159
CW – 5 blocks frame size A – 3 block frame size B – CW – 7 blocks frame size A …
standard frame size of 1136 bytes x 256 frames