Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2021 5 27.  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)
 05/30/2021   06:30:11   (  46.23, -65.07) 05/30/2021   06:30:08    (  46.55, -67.06)  156.37              3
 05/30/2021   08:08:02   (  49.92, -88.34) 05/30/2021   08:10:31    (  50.41, -90.79)  183.28            149
 05/30/2021   09:46:55   (  49.92,-113.05) 05/30/2021   09:51:59    (  50.52,-116.11)  227.68            304
 06/01/2021   19:06:12   (  49.97, -92.53) 06/01/2021   19:00:50    (  49.65, -94.38)  137.88            322
 06/01/2021   20:45:05   (  49.97,-117.25) 06/01/2021   20:42:18    (  49.54,-119.71)  183.18            167
 06/04/2021   10:11:56   (  26.67,-125.00) 06/04/2021   10:05:26    (  25.90,-125.91)  124.83            390