Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2021 6 4.  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)
 06/04/2021   15:09:43   (  22.63, 159.85) 06/04/2021   15:10:42    (  23.21, 157.27)  272.13             59
 06/07/2021   03:31:34   (  22.67, 147.53) 06/07/2021   03:28:05    (  26.50, 144.80)  507.24            209
 06/12/2021   15:59:10   (  22.60, 147.49) 06/12/2021   16:01:31    (  23.27, 144.59)  306.04            141
 06/20/2021   15:09:43   (  22.64, 159.86) 06/20/2021   15:10:53    (  23.19, 157.24)  274.95             70
 06/23/2021   03:31:33   (  22.66, 147.53) 06/23/2021   03:28:04    (  25.84, 144.95)  440.07            209
 06/28/2021   15:59:08   (  22.63, 147.50) 06/28/2021   16:01:41    (  23.28, 144.56)  309.36            153