Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2017 9 22.  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)
 09/24/2017   06:30:05   (  46.36, -65.04) 09/24/2017   06:31:01    (  46.73, -67.02)  157.05             56
 09/24/2017   08:07:58   (  49.93, -88.34) 09/24/2017   08:11:27    (  50.42, -90.82)  184.52            209
 09/24/2017   09:46:51   (  49.94,-113.06) 09/24/2017   09:52:55    (  50.53,-116.15)  228.89            364
 09/26/2017   19:06:08   (  49.96, -92.55) 09/26/2017   19:01:44    (  49.60, -94.41)  139.30            264
 09/26/2017   20:45:01   (  49.95,-117.27) 09/26/2017   20:43:13    (  49.55,-119.76)  184.60            108
 09/29/2017   08:34:51   (  20.02,-101.89) 09/29/2017   08:26:31    (  20.08,-102.04)   16.63            500
 09/29/2017   10:11:13   (  29.12,-124.40) 09/29/2017   10:05:24    (  29.27,-125.05)   65.29            349
 10/02/2017   07:18:34   (  49.93, -76.00) 10/02/2017   07:20:47    (  50.37, -78.16)  162.11            133
 10/02/2017   08:57:27   (  49.94,-100.72) 10/02/2017   09:02:15    (  50.49,-103.49)  206.53            288