Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2021 3 23.  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)
 03/24/2021   15:59:19   (  22.60, 147.48) 03/24/2021   16:01:15    (  23.25, 144.60)  303.89            116
 04/01/2021   15:09:52   (  22.58, 159.83) 04/01/2021   15:10:29    (  23.12, 157.27)  269.62             37
 04/09/2021   15:59:16   (  22.59, 147.48) 04/09/2021   16:01:08    (  23.25, 144.63)  300.63            112
 04/17/2021   15:09:47   (  22.58, 159.84) 04/17/2021   15:10:22    (  23.12, 157.30)  267.05             35