Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2021 7 8.  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)
 07/09/2021   03:31:34   (  22.66, 147.53) 07/09/2021   03:28:05    (  25.00, 145.12)  357.27            209
 07/14/2021   15:59:12   (  22.61, 147.48) 07/14/2021   16:01:57    (  23.28, 144.51)  312.83            165
 07/22/2021   15:09:49   (  22.59, 159.83) 07/22/2021   15:11:20    (  23.17, 157.16)  280.94             91
 07/25/2021   03:31:39   (  22.69, 147.50) 07/25/2021   03:28:09    (  24.62, 145.19)  318.90            210
 07/30/2021   15:59:16   (  22.64, 147.47) 07/30/2021   16:02:08    (  23.28, 144.48)  314.04            172