Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2021 1 28.  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)
 01/30/2021   03:31:39   (  22.67, 147.52) 01/30/2021   03:28:10    (  27.06, 144.65)  567.56            209
 02/04/2021   15:59:16   (  22.64, 147.49) 02/04/2021   16:01:23    (  23.26, 144.57)  306.76            127
 02/12/2021   15:09:51   (  22.63, 159.85) 02/12/2021   15:10:38    (  23.24, 157.25)  274.34             47
 02/15/2021   03:31:42   (  22.68, 147.51) 02/15/2021   03:28:12    (  27.24, 144.59)  586.65            210
 02/20/2021   15:59:19   (  22.63, 147.49) 02/20/2021   16:01:22    (  23.30, 144.58)  307.34            123