Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2018 12 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)
 12/21/2018   08:35:01   (  20.01,-101.87) 12/21/2018   08:26:41    (  18.87,-102.43)  140.13            500
 12/21/2018   10:11:43   (  27.91,-124.68) 12/21/2018   10:05:34    (  28.06,-125.47)   79.54            369
 12/24/2018   07:18:44   (  49.92, -75.97) 12/24/2018   07:20:34    (  50.39, -78.27)  171.94            110
 12/24/2018   08:57:37   (  49.92,-100.69) 12/24/2018   09:02:02    (  50.49,-103.59)  216.36            265
 12/26/2018   18:16:54   (  49.96, -80.17) 12/26/2018   18:10:51    (  49.68, -81.82)  121.96            363
 12/26/2018   19:55:47   (  49.95,-104.89) 12/26/2018   19:52:19    (  49.58,-107.15)  167.24            208
 12/26/2018   21:30:58   (  36.72,-125.00) 12/26/2018   21:29:58    (  36.20,-127.65)  244.20             60
 12/29/2018   09:23:38   (  23.16,-113.49) 12/29/2018   09:16:10    (  23.28,-114.03)   56.47            448