Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2018 1 9.  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)
 01/11/2018   09:24:16   (  21.57,-113.86) 01/11/2018   09:16:22    (  21.69,-114.38)   54.38            474
 01/14/2018   06:30:32   (  46.28, -65.04) 01/14/2018   06:30:35    (  46.69, -67.10)  164.13              3
 01/14/2018   08:08:24   (  49.91, -88.32) 01/14/2018   08:11:00    (  50.43, -90.88)  191.24            156
 01/14/2018   09:47:17   (  49.91,-113.04) 01/14/2018   09:52:28    (  50.53,-116.20)  235.61            311
 01/16/2018   19:06:34   (  49.95, -92.54) 01/16/2018   19:01:15    (  49.60, -94.41)  140.06            319
 01/16/2018   20:45:27   (  49.95,-117.26) 01/16/2018   20:42:43    (  49.49,-119.74)  185.37            164