Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2021 4 8.  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   15:59:17   (  22.60, 147.48) 04/09/2021   16:01:09    (  23.24, 144.63)  300.45            112
 04/17/2021   15:09:47   (  22.63, 159.85) 04/17/2021   15:10:21    (  23.18, 157.32)  266.53             34
 04/25/2021   15:59:10   (  22.61, 147.49) 04/25/2021   16:01:01    (  23.21, 144.66)  298.09            111
 05/03/2021   15:09:40   (  22.59, 159.86) 05/03/2021   15:10:13    (  23.17, 157.36)  264.80             33