Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2021 4 7.  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)
 04/09/2021   15:59:16   (  22.63, 147.49) 04/09/2021   16:01:08    (  23.27, 144.64)  300.32            112
 04/17/2021   15:09:48   (  22.61, 159.84) 04/17/2021   15:10:22    (  23.16, 157.31)  266.60             34
 04/25/2021   15:59:11   (  22.59, 147.49) 04/25/2021   16:01:02    (  23.20, 144.65)  298.17            111
 05/03/2021   15:09:39   (  22.63, 159.87) 05/03/2021   15:10:13    (  23.16, 157.35)  264.72             34