Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2016 2 25.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8) LANDSAT-8 Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 02/26/2016   13:52:19   ( -70.32, 148.61) 02/26/2016   13:51:22  ( -70.31, 148.58)    2.01                57
 02/26/2016   14:41:47   (  70.17, -43.97) 02/26/2016   14:42:06  (  70.19, -43.93)    2.89                19
 02/26/2016   15:31:28   ( -69.45, 122.67) 02/26/2016   15:32:36  ( -69.47, 124.45)   69.65                68
 02/29/2016   06:08:49   ( -70.27, -95.59) 02/29/2016   06:08:15  ( -70.29, -95.62)    2.71                34
 02/29/2016   06:58:16   (  70.16,  71.90) 02/29/2016   06:58:59  (  70.18,  71.86)    1.87                43
 03/02/2016   21:35:43   (  70.64,-146.80) 03/02/2016   21:34:32  (  70.68,-147.79)   36.68                71
 03/02/2016   22:25:19   ( -70.20,  20.19) 03/02/2016   22:25:07  ( -70.22,  20.26)    3.37                12
 03/02/2016   23:14:46   (  70.09,-172.32) 03/02/2016   23:15:51  (  70.11,-172.26)    2.93                65
 03/05/2016   13:52:17   (  70.29, -31.45) 03/05/2016   13:51:17  (  70.31, -31.42)    2.42                60
 03/05/2016   14:41:47   ( -70.18, 136.04) 03/05/2016   14:41:59  ( -70.21, 136.05)    2.98                12
 03/05/2016   15:31:24   (  69.52, -57.24) 03/05/2016   15:32:32  (  69.52, -55.61)   63.34                68
 03/08/2016   06:08:46   (  70.26,  84.39) 03/08/2016   06:08:09  (  70.25,  84.45)    2.43                37
 03/08/2016   06:58:16   ( -70.15,-108.13) 03/08/2016   06:58:51  ( -70.15,-108.08)    2.04                35