Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2021 4 29.  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)
 04/30/2021   19:06:14   (  49.94, -92.52) 04/30/2021   19:00:23    (  49.65, -94.29)  131.69            351
 04/30/2021   20:45:07   (  49.94,-117.24) 04/30/2021   20:41:51    (  49.54,-119.62)  176.98            196
 05/06/2021   07:18:35   (  49.92, -75.97) 05/06/2021   07:19:18    (  50.35, -78.03)  154.50             43
 05/06/2021   08:57:28   (  49.93,-100.69) 05/06/2021   09:00:46    (  50.46,-103.36)  198.95            198
 05/08/2021   18:16:44   (  49.98, -80.16) 05/08/2021   18:09:34    (  49.72, -81.61)  108.14            430
 05/08/2021   19:55:37   (  49.98,-104.88) 05/08/2021   19:51:02    (  49.61,-106.94)  153.35            275