Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2021 5 30.  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   06:30:12   (  46.19, -65.09) 05/30/2021   06:30:09    (  46.51, -67.08)  156.53              3
 05/30/2021   08:08:02   (  49.94, -88.33) 05/30/2021   08:10:31    (  50.42, -90.78)  183.12            149
 05/30/2021   09:46:56   (  49.88,-113.07) 05/30/2021   09:52:00    (  50.48,-116.13)  227.91            304
 06/01/2021   19:06:11   (  49.94, -92.52) 06/01/2021   19:00:49    (  49.63, -94.38)  137.86            322
 06/01/2021   20:45:05   (  50.00,-117.26) 06/01/2021   20:42:18    (  49.58,-119.73)  183.05            167
 06/04/2021   10:11:56   (  26.71,-124.99) 06/04/2021   10:05:27    (  25.86,-125.92)  132.79            389
 06/07/2021   07:18:36   (  49.94, -75.97) 06/07/2021   07:19:52    (  50.38, -78.13)  161.67             76
 06/07/2021   08:57:30   (  49.88,-100.71) 06/07/2021   09:01:21    (  50.43,-103.48)  206.47            231