Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2021 9 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)
 09/08/2021   15:09:50   (  22.61, 159.84) 09/08/2021   15:11:46    (  23.21, 157.12)  286.90            116
 09/11/2021   03:31:41   (  22.67, 147.52) 09/11/2021   03:28:12    (  23.18, 145.50)  214.43            209
 09/16/2021   15:59:17   (  22.60, 147.48) 09/16/2021   16:02:33    (  23.27, 144.44)  319.85            196
 09/24/2021   15:09:49   (  22.64, 159.85) 09/24/2021   15:11:51    (  23.26, 157.12)  288.00            122
 09/27/2021   03:31:39   (  22.66, 147.53) 09/27/2021   03:28:10    (  22.76, 145.60)  198.19            209
 10/02/2021   15:59:15   (  22.60, 147.49) 10/02/2021   16:02:39    (  23.28, 144.44)  321.85            204