Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2017 12 13.  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)
 12/13/2017   06:30:17   (  46.28, -65.03) 12/13/2017   06:30:52    (  46.71, -67.13)  167.96             35
 12/13/2017   08:08:09   (  49.90, -88.32) 12/13/2017   08:11:18    (  50.39, -90.94)  194.84            189
 12/13/2017   09:47:02   (  49.90,-113.04) 12/13/2017   09:52:45    (  50.56,-116.24)  239.22            343
 12/15/2017   19:06:18   (  49.98, -92.54) 12/15/2017   19:01:34    (  49.66, -94.48)  144.15            284
 12/15/2017   20:45:11   (  49.98,-117.26) 12/15/2017   20:43:02    (  49.55,-119.81)  189.46            129
 12/18/2017   08:34:58   (  20.06,-101.84) 12/18/2017   08:26:38    (  18.82,-102.43)  150.88            500
 12/18/2017   10:11:43   (  27.77,-124.69) 12/18/2017   10:05:32    (  27.95,-125.49)   80.91            371
 12/21/2017   07:18:40   (  49.91, -75.93) 12/21/2017   07:20:30    (  50.35, -78.27)  173.53            110
 12/21/2017   08:57:33   (  49.91,-100.65) 12/21/2017   09:01:57    (  50.51,-103.57)  217.98            264