More specific prediction...

 

Disclaimer Applies.....
There is no guarantee of these quakes occurring as predicted...nor this theory is endorsed by any international organization like USGS..

For the first two dates ,if I want to be more specific it is like this

1) 1st June 2023...if the quake occurs at.06.00 UTC ...then locations could be at
128 W or 52 E
or
90 E or 90 W ...( with 10 degree longitudes margin)
Also Sun /Moon Rising /setting locations

2)4th June 2023...if occurs at 03.30 UTC then locations could be

53 W or 127 East ..with 10 degree longitudes margin
or
at locations where Sun/Moon are rising or setting with twilight zone margin