CCTV footage 670m away.
Video is not edited, the cut at 00:16 is approximately 15 seconds as CCTV recording stopped due to inactivity, set to record only when motion is detected, more details below:

Following times are in sync with the full video linked below at these moments:
0:07    • Beirut Explosion Angle #55   (0m17s)
0:23    • Beirut Explosion Angle #55   (0m48s)