Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2021 5 11.  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   (  22.58, 159.84) 05/19/2021   15:10:32    (  23.13, 157.29)  269.14             48
 05/22/2021   03:31:34   (  22.67, 147.53) 05/22/2021   03:28:05    (  27.15, 144.66)  575.81            209
 05/27/2021   15:59:09   (  22.60, 147.49) 05/27/2021   16:01:21    (  23.23, 144.60)  303.74            132
 06/04/2021   15:09:41   (  22.62, 159.86) 06/04/2021   15:10:43    (  23.19, 157.26)  273.44             62
 06/07/2021   03:31:29   (  22.65, 147.55) 06/07/2021   03:28:00    (  26.25, 144.86)  483.85            209