Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2016 2 16.  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)
 02/18/2016   13:52:18   (  70.27, -31.45) 02/18/2016   13:51:32  (  70.28, -31.40)    1.95                46
 02/18/2016   14:41:47   ( -70.21, 136.10) 02/18/2016   14:42:14  ( -70.20, 136.04)    2.70                27
 02/21/2016   05:19:03   ( -71.18, -81.82) 02/21/2016   05:17:56  ( -71.24, -84.51)   96.62                67
 02/21/2016   06:08:45   (  70.26,  84.42) 02/21/2016   06:08:23  (  70.24,  84.44)    1.99                22
 02/21/2016   06:58:15   ( -70.15,-108.11) 02/21/2016   06:59:05  ( -70.16,-108.12)    1.33                50
 02/23/2016   21:35:45   ( -70.34,  32.79) 02/23/2016   21:34:31  ( -70.37,  32.71)    4.08                74
 02/23/2016   22:25:12   (  70.23,-159.73) 02/23/2016   22:25:14  (  70.20,-159.72)    3.19                 2
 02/23/2016   23:14:42   ( -70.12,   7.75) 02/23/2016   23:15:56  ( -70.12,   7.73)    1.27                74
 02/26/2016   13:52:12   ( -70.31, 148.63) 02/26/2016   13:51:21  ( -70.28, 148.63)    3.47                51
 02/26/2016   14:41:39   (  70.20, -43.89) 02/26/2016   14:42:05  (  70.17, -43.89)    2.85                26
 02/26/2016   15:31:25   ( -69.21, 122.39) 02/26/2016   15:32:31  ( -69.23, 124.80)   95.14                66
 02/29/2016   06:08:38   ( -70.26, -95.55) 02/29/2016   06:08:11  ( -70.24, -95.54)    2.38                27
 02/29/2016   06:58:05   (  70.15,  71.93) 02/29/2016   06:58:55  (  70.14,  71.93)    0.87                50