Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2021 8 12.  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)
 08/15/2021   15:59:16   (  22.59, 147.47) 08/15/2021   16:02:18    (  23.29, 144.47)  317.19            182
 08/23/2021   15:09:47   (  22.62, 159.85) 08/23/2021   15:11:38    (  23.24, 157.13)  286.39            111
 08/26/2021   03:31:37   (  22.66, 147.53) 08/26/2021   03:28:08    (  23.39, 145.46)  226.80            209
 08/31/2021   15:59:11   (  22.59, 147.49) 08/31/2021   16:02:26    (  23.28, 144.45)  321.10            195
 09/08/2021   15:09:41   (  22.63, 159.88) 09/08/2021   15:11:46    (  23.25, 157.12)  290.78            125