How do you know all that? Genuine question.
Some of the early pics had GPS coordinates. Later pics didn't, but there were sufficient visual cues to link then to the same building - roof/lighting structures, exterior siding etc.
Yes, that's the small one. Here's the big one where the installation work took place:
https://www.google.com/maps/place/31%C2%B010%2704.4%22N+89%C2%B024%2736.6%22WWhere's the connection to the big one (i.e., what gave you those coordinates/where are those pics or materials?)?