Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2018 10 14.  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)
 10/16/2018   06:08:45   ( -70.33, -95.46) 10/16/2018   06:07:33  ( -70.36, -95.79)   13.11                72
 10/16/2018   06:58:14   (  70.11,  71.88) 10/16/2018   06:58:15  (  70.13,  71.87)    2.01                 1
 10/16/2018   07:47:44   ( -70.01,-120.64) 10/16/2018   07:48:56  ( -70.00,-120.61)    1.49                72
 10/18/2018   22:25:17   ( -70.22,  20.27) 10/18/2018   22:24:25  ( -70.21,  20.20)    2.76                52
 10/18/2018   23:14:44   (  70.11,-172.24) 10/18/2018   23:15:09  (  70.09,-172.31)    3.51                25
 10/19/2018   00:04:28   ( -69.18,  -5.88) 10/19/2018   00:05:34  ( -69.16,  -3.63)   88.83                66
 10/21/2018   14:41:47   ( -70.17, 136.07) 10/21/2018   14:41:18  ( -70.18, 136.02)    1.99                29
 10/21/2018   15:31:14   (  70.06, -56.44) 10/21/2018   15:32:02  (  70.06, -56.49)    1.62                48
 10/24/2018   06:08:46   (  70.32,  84.54) 10/24/2018   06:07:33  (  70.39,  84.14)   16.43                73
 10/24/2018   06:58:18   ( -70.11,-108.14) 10/24/2018   06:58:11  ( -70.09,-108.07)    3.18                 7
 10/24/2018   07:47:45   (  70.00,  59.35) 10/24/2018   07:48:56  (  70.02,  59.33)    3.09                71
 10/26/2018   22:25:18   (  70.20,-159.76) 10/26/2018   22:24:24  (  70.20,-159.79)    1.51                54
 10/26/2018   23:14:48   ( -70.10,   7.73) 10/26/2018   23:15:06  ( -70.11,   7.66)    2.81                18
 10/27/2018   00:04:29   (  69.21, 174.17) 10/27/2018   00:05:36  (  69.25, 176.23)   81.39                67