Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2021 4 24.  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)
 04/25/2021   15:59:13   (  22.61, 147.48) 04/25/2021   16:01:00    (  23.26, 144.68)  296.68            107
 05/03/2021   15:09:45   (  22.58, 159.85) 05/03/2021   15:10:13    (  23.16, 157.36)  262.66             28
 05/11/2021   15:59:07   (  22.61, 147.50) 05/11/2021   16:00:52    (  23.20, 144.71)  293.89            105
 05/19/2021   15:09:35   (  22.61, 159.88) 05/19/2021   15:10:02    (  23.18, 157.42)  260.46             27