Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2021 3 31.  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)
 04/04/2021   07:18:44   (  49.91, -76.00) 04/04/2021   07:19:35    (  50.34, -78.12)  159.19             51
 04/04/2021   08:57:37   (  49.92,-100.72) 04/04/2021   09:01:03    (  50.45,-103.45)  203.65            206
 04/06/2021   18:16:53   (  49.95, -80.17) 04/06/2021   18:09:51    (  49.69, -81.69)  112.85            422
 04/06/2021   19:55:46   (  49.95,-104.88) 04/06/2021   19:51:19    (  49.59,-107.01)  158.09            267
 04/06/2021   21:30:57   (  36.71,-125.00) 04/06/2021   21:28:58    (  36.21,-127.51)  231.70            119
 04/09/2021   09:24:27   (  20.06,-114.23) 04/09/2021   09:16:08    (  19.82,-114.72)   57.63            499