Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2021 5 21.  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)
 05/22/2021   03:31:33   (  22.65, 147.54) 05/22/2021   03:28:04    (  27.10, 144.68)  573.75            209
 05/27/2021   15:59:09   (  22.59, 147.49) 05/27/2021   16:01:22    (  23.21, 144.60)  304.09            133
 06/04/2021   15:09:39   (  22.60, 159.87) 06/04/2021   15:10:43    (  23.16, 157.26)  274.19             64
 06/07/2021   03:31:28   (  22.68, 147.55) 06/07/2021   03:27:59    (  26.16, 144.89)  471.94            209
 06/12/2021   15:59:01   (  22.60, 147.52) 06/12/2021   16:01:31    (  23.25, 144.58)  309.75            150