Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2018 2 2.  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)
 02/04/2018   22:25:09   ( -70.66,  20.87) 02/04/2018   22:23:59  ( -70.74,  19.32)   57.66                70
 02/04/2018   23:14:45   (  70.06,-172.35) 02/04/2018   23:14:33  (  70.09,-172.34)    3.05                12
 02/05/2018   00:04:15   ( -69.95,  -4.88) 02/05/2018   00:05:14  ( -69.96,  -4.83)    2.37                59
 02/07/2018   14:41:46   ( -70.13, 135.98) 02/07/2018   14:40:40  ( -70.15, 136.04)    2.78                66
 02/07/2018   15:31:13   (  70.03, -56.52) 02/07/2018   15:31:24  (  70.02, -56.46)    2.19                11
 02/07/2018   16:20:49   ( -69.59, 110.50) 02/07/2018   16:21:59  ( -69.58, 111.52)   39.50                70
 02/10/2018   06:58:14   ( -70.15,-108.11) 02/10/2018   06:57:33  ( -70.14,-108.16)    2.62                41
 02/10/2018   07:47:42   (  69.99,  59.30) 02/10/2018   07:48:17  (  70.01,  59.33)    3.20                35
 02/12/2018   22:25:04   (  70.71,-159.04) 02/12/2018   22:23:55  (  70.79,-160.74)   62.87                69
 02/12/2018   23:14:43   ( -70.11,   7.71) 02/12/2018   23:14:26  ( -70.13,   7.63)    3.41                17
 02/13/2018   00:04:10   (  70.00, 175.20) 02/13/2018   00:05:10  (  70.01, 175.12)    3.08                60
 02/15/2018   14:41:42   (  70.17, -43.96) 02/15/2018   14:40:36  (  70.15, -43.95)    2.08                66
 02/15/2018   15:31:12   ( -70.07, 123.53) 02/15/2018   15:31:18  ( -70.06, 123.50)    0.99                 6
 02/15/2018   16:20:45   (  69.62, -69.45) 02/15/2018   16:21:56  (  69.63, -68.54)   35.09                71