Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2016 3 17.  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)
 03/18/2016   21:35:32   (  70.94,-146.37) 03/18/2016   21:34:23  (  70.96,-148.22)   67.53                69
 03/18/2016   22:25:13   ( -70.22,  20.19) 03/18/2016   22:24:53  ( -70.23,  20.27)    3.15                20
 03/18/2016   23:14:40   (  70.12,-172.31) 03/18/2016   23:15:37  (  70.13,-172.26)    2.02                57
 03/21/2016   13:52:11   (  70.30, -31.44) 03/21/2016   13:51:03  (  70.30, -31.38)    2.28                68
 03/21/2016   14:41:41   ( -70.19, 136.03) 03/21/2016   14:41:45  ( -70.20, 136.10)    2.57                 4
 03/21/2016   15:31:13   (  69.81, -56.86) 03/21/2016   15:32:24  (  69.83, -56.04)   31.44                71
 03/24/2016   06:08:38   (  70.26,  84.38) 03/24/2016   06:07:54  (  70.27,  84.45)    2.62                44
 03/24/2016   06:58:08   ( -70.15,-108.14) 03/24/2016   06:58:36  ( -70.16,-108.07)    3.04                28
 03/26/2016   21:35:25   ( -71.08,  33.85) 03/26/2016   21:34:17  ( -71.12,  31.53)   83.94                68
 03/26/2016   22:25:05   (  70.26,-159.73) 03/26/2016   22:24:46  (  70.25,-159.74)    1.58                19
 03/26/2016   23:14:35   ( -70.15,   7.75) 03/26/2016   23:15:28  ( -70.14,   7.75)    1.86                53
 03/29/2016   13:52:06   ( -70.31, 148.57) 03/29/2016   13:50:54  ( -70.31, 148.63)    2.06                72
 03/29/2016   14:41:33   (  70.19, -43.94) 03/29/2016   14:41:38  (  70.22, -43.93)    3.48                 5
 03/29/2016   15:31:05   ( -69.98, 123.39) 03/29/2016   15:32:17  ( -69.95, 123.80)   16.20                72