Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2021 9 4.  Predictions up to the next  30.0 days:

Date(AQUA)     Time(AQUA)   AQUA Lat/Lon   Date(NPP)     Time(NPP)    NPP Lat/Lon    Distance (km)   Time Diff(sec)
 09/08/2021   15:09:50   (  22.62, 159.84) 09/08/2021   15:11:46    (  23.22, 157.12)  286.87            116
 09/11/2021   03:31:40   (  22.66, 147.52) 09/11/2021   03:28:11    (  23.18, 145.50)  214.50            209
 09/16/2021   15:59:17   (  22.61, 147.48) 09/16/2021   16:02:33    (  23.28, 144.44)  319.76            196
 09/24/2021   15:09:50   (  22.60, 159.84) 09/24/2021   15:11:52    (  23.20, 157.11)  288.01            122
 09/27/2021   03:31:40   (  22.70, 147.52) 09/27/2021   03:28:10    (  22.76, 145.60)  196.79            210