Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2017 6 19.  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)
 06/20/2017   06:30:10   (  46.36, -65.04) 06/20/2017   06:30:15    (  46.72, -66.94)  150.80              5
 06/20/2017   08:08:03   (  49.92, -88.35) 06/20/2017   08:10:41    (  50.40, -90.75)  178.77            158
 06/20/2017   09:46:56   (  49.93,-113.07) 06/20/2017   09:52:09    (  50.51,-116.07)  223.20            313
 06/22/2017   19:06:12   (  49.99, -92.54) 06/22/2017   19:00:58    (  49.65, -94.33)  133.65            314
 06/22/2017   20:45:05   (  49.98,-117.26) 06/22/2017   20:42:26    (  49.54,-119.65)  178.93            159
 06/25/2017   10:11:53   (  26.69,-124.99) 06/25/2017   10:05:24    (  26.34,-125.73)   83.20            389
 06/28/2017   07:18:31   (  49.91, -75.98) 06/28/2017   07:19:56    (  50.31, -78.09)  156.98             85
 06/28/2017   08:57:24   (  49.92,-100.70) 06/28/2017   09:01:23    (  50.48,-103.39)  201.49            239