Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2021 5 13.  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)
 05/19/2021   15:09:44   (  22.58, 159.85) 05/19/2021   15:10:32    (  23.15, 157.29)  269.32             48
 05/22/2021   03:31:34   (  22.68, 147.53) 05/22/2021   03:28:04    (  27.06, 144.68)  565.33            210
 05/27/2021   15:59:08   (  22.61, 147.50) 05/27/2021   16:01:21    (  23.27, 144.61)  304.31            133
 06/04/2021   15:09:38   (  22.62, 159.87) 06/04/2021   15:10:43    (  23.19, 157.26)  274.75             65
 06/07/2021   03:31:27   (  22.68, 147.55) 06/07/2021   03:27:57    (  26.01, 144.92)  455.77            210