Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2017 9 20.  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)
 09/21/2017   09:23:00   (  24.54,-113.17) 09/21/2017   09:15:55    (  24.59,-113.59)   42.75            425
 09/24/2017   06:30:04   (  46.39, -65.03) 09/24/2017   06:31:00    (  46.75, -67.02)  156.95             56
 09/24/2017   08:07:58   (  49.90, -88.36) 09/24/2017   08:11:27    (  50.38, -90.84)  184.73            209
 09/24/2017   09:46:51   (  49.90,-113.08) 09/24/2017   09:52:55    (  50.49,-116.16)  229.15            364
 09/26/2017   19:06:09   (  49.99, -92.56) 09/26/2017   19:01:45    (  49.64, -94.42)  139.24            264
 09/26/2017   20:45:02   (  49.99,-117.28) 09/26/2017   20:43:14    (  49.59,-119.77)  184.51            108
 09/29/2017   08:34:51   (  20.05,-101.89) 09/29/2017   08:26:31    (  20.10,-102.04)   16.38            500
 09/29/2017   10:11:14   (  29.09,-124.41) 09/29/2017   10:05:25    (  29.23,-125.06)   65.30            349