Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2021 3 6.  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)
 03/08/2021   15:59:19   (  22.62, 147.50) 03/08/2021   16:01:20    (  23.24, 144.58)  307.11            121
 03/16/2021   15:09:51   (  22.60, 159.86) 03/16/2021   15:10:34    (  23.17, 157.25)  274.64             43
 03/24/2021   15:59:14   (  22.61, 147.52) 03/24/2021   16:01:15    (  23.24, 144.60)  307.64            121
 04/01/2021   15:09:43   (  22.58, 159.89) 04/01/2021   15:10:28    (  23.18, 157.28)  276.17             45