Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2021 5 9.  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)
 05/11/2021   15:59:10   (  22.64, 147.50) 05/11/2021   16:01:08    (  23.30, 144.66)  299.58            118
 05/19/2021   15:09:44   (  22.59, 159.85) 05/19/2021   15:10:32    (  23.14, 157.29)  269.12             48
 05/22/2021   03:31:34   (  22.66, 147.53) 05/22/2021   03:28:05    (  27.14, 144.66)  575.58            209
 05/27/2021   15:59:09   (  22.63, 147.49) 05/27/2021   16:01:21    (  23.26, 144.61)  303.68            132
 06/04/2021   15:09:42   (  22.61, 159.85) 06/04/2021   15:10:44    (  23.19, 157.26)  273.56             62