Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2021 6 14.  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)
 06/20/2021   15:09:43   (  22.59, 159.85) 06/20/2021   15:10:55    (  23.17, 157.23)  276.07             72
 06/23/2021   03:31:33   (  22.70, 147.53) 06/23/2021   03:28:03    (  25.64, 144.99)  416.40            210
 06/28/2021   15:59:08   (  22.62, 147.50) 06/28/2021   16:01:46    (  23.25, 144.54)  311.30            158
 07/06/2021   15:09:39   (  22.58, 159.86) 07/06/2021   15:11:08    (  23.19, 157.19)  281.92             89
 07/09/2021   03:31:27   (  22.64, 147.56) 07/09/2021   03:27:58    (  24.60, 145.22)  322.53            209