Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2021 12 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)
 12/13/2021   15:10:25   (  22.58, 159.82) 12/13/2021   15:12:20    (  23.20, 157.07)  290.34            115
 12/16/2021   03:32:18   (  22.66, 147.49) 12/16/2021   03:28:49    (  23.62, 145.38)  240.84            209
 12/21/2021   15:59:59   (  22.62, 147.45) 12/21/2021   16:02:53    (  23.31, 144.44)  318.30            174
 12/29/2021   15:10:39   (  22.61, 159.80) 12/29/2021   15:12:00    (  23.18, 157.12)  281.87             81
 01/01/2022   03:32:31   (  22.66, 147.46) 01/01/2022   03:29:02    (  25.60, 144.93)  416.16            209