Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2015 9 18.  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)
 09/19/2015   06:30:17   (  46.40, -65.03) 09/19/2015   06:33:38    (  46.77, -66.98)  154.75            201
 09/19/2015   08:08:11   (  49.91, -88.36) 09/19/2015   08:14:05    (  50.39, -90.82)  183.00            354
 09/19/2015   09:47:04   (  49.91,-113.08) 09/19/2015   09:55:23    (  51.07,-115.88)  236.16            499
 09/21/2015   19:06:19   (  49.99, -92.54) 09/21/2015   19:04:18    (  49.67, -94.32)  132.53            121
 09/21/2015   20:44:39   (  48.03,-116.46) 09/21/2015   20:45:12    (  47.61,-118.81)  181.90             33
 09/24/2015   06:56:07   (  20.01, -77.16) 09/24/2015   06:47:47    (  19.03, -76.85)  114.69            500
 09/24/2015   08:32:44   (  28.21, -99.90) 09/24/2015   08:26:40    (  28.22, -99.90)    0.99            364
 09/24/2015   10:09:06   (  37.27,-122.14) 09/24/2015   10:05:33    (  37.37,-122.63)   44.25            213
 09/27/2015   07:18:41   (  49.89, -76.00) 09/27/2015   07:23:10    (  50.34, -78.13)  159.74            269
 09/27/2015   08:57:34   (  49.89,-100.72) 09/27/2015   09:04:38    (  50.44,-103.46)  204.22            424