While the weather is nice and the daylight hours are long, I will not spend much time on getting the new sub integrated into the system. Thankfully, I did keep my old measurements when I went through this exercise looking for the best location for the current sub.
The new sub location frequency response is this
Out of the next three locations, I will locate the 2nd sub to the right of the sofa almost opposite corner of the new location.
The other two locations were left of sofa and by the exercise bike.