Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2021 6 18.  Predictions up to the next  10.0 days:

Date(AQUA)     Time(AQUA)   AQUA Lat/Lon   Date(NPP)     Time(NPP)    NPP Lat/Lon    Distance (km)   Time Diff(sec)
 06/20/2021   10:11:56   (  26.70,-124.99) 06/20/2021   10:05:27    (  26.61,-125.76)   77.77            389
 06/23/2021   07:18:36   (  49.89, -75.99) 06/23/2021   07:20:06    (  50.33, -78.19)  164.86             90
 06/23/2021   08:57:28   (  49.89,-100.71) 06/23/2021   09:01:33    (  50.45,-103.51)  209.36            245
 06/25/2021   18:16:43   (  49.94, -80.15) 06/25/2021   18:10:23    (  49.65, -81.75)  119.39            380
 06/25/2021   19:55:37   (  50.00,-104.90) 06/25/2021   19:51:52    (  49.60,-107.10)  164.59            225
 06/25/2021   21:30:47   (  36.71,-124.98) 06/25/2021   21:29:31    (  36.22,-127.60)  240.00             76