Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2017 12 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)
 12/29/2017   06:30:26   (  46.31, -65.03) 12/29/2017   06:30:44    (  46.72, -67.11)  165.44             18
 12/29/2017   08:08:18   (  49.94, -88.31) 12/29/2017   08:11:09    (  50.45, -90.89)  192.39            171
 12/29/2017   09:47:12   (  49.89,-113.06) 12/29/2017   09:52:38    (  50.50,-116.24)  237.14            326
 12/31/2017   19:06:29   (  49.96, -92.55) 12/31/2017   19:01:25    (  49.61, -94.45)  141.39            304
 12/31/2017   20:45:22   (  49.95,-117.27) 12/31/2017   20:42:53    (  49.51,-119.77)  186.71            149
 01/03/2018   10:12:15   (  26.69,-124.99) 01/03/2018   10:05:46    (  26.70,-125.80)   80.33            389
 01/06/2018   07:18:55   (  49.90, -75.97) 01/06/2018   07:20:21    (  50.36, -78.24)  169.65             86
 01/06/2018   08:57:48   (  49.91,-100.69) 01/06/2018   09:01:49    (  50.47,-103.56)  214.09            241