Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2021 7 18.  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)
 07/22/2021   15:09:49   (  22.59, 159.83) 07/22/2021   15:11:20    (  23.18, 157.16)  280.95             91
 07/25/2021   03:31:40   (  22.68, 147.51) 07/25/2021   03:28:10    (  24.60, 145.19)  318.51            210
 07/30/2021   15:59:17   (  22.58, 147.46) 07/30/2021   16:02:09    (  23.23, 144.47)  314.23            172
 08/07/2021   15:09:51   (  22.59, 159.82) 08/07/2021   15:11:29    (  23.21, 157.14)  282.55             98
 08/10/2021   03:31:41   (  22.65, 147.50) 08/10/2021   03:28:12    (  24.18, 145.27)  284.77            209