Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2021 2 19.  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)
 02/20/2021   15:59:20   (  22.61, 147.48) 02/20/2021   16:01:22    (  23.29, 144.58)  306.90            122
 02/28/2021   15:09:53   (  22.62, 159.85) 02/28/2021   15:10:37    (  23.20, 157.25)  274.77             44
 03/08/2021   15:59:18   (  22.64, 147.51) 03/08/2021   16:01:19    (  23.26, 144.58)  307.94            121
 03/16/2021   15:09:50   (  22.59, 159.87) 03/16/2021   15:10:33    (  23.19, 157.26)  276.50             43