Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2018 2 4.  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   22:25:08   ( -70.67,  20.89) 02/04/2018   22:23:58  ( -70.73,  19.34)   57.19                70
 02/04/2018   23:14:44   (  70.08,-172.33) 02/04/2018   23:14:32  (  70.07,-172.32)    0.55                12
 02/05/2018   00:04:14   ( -69.96,  -4.86) 02/05/2018   00:05:13  ( -69.95,  -4.81)    2.64                59
 02/07/2018   14:41:46   ( -70.14, 136.00) 02/07/2018   14:40:40  ( -70.14, 136.06)    2.41                66
 02/07/2018   15:31:13   (  70.04, -56.50) 02/07/2018   15:31:25  (  70.06, -56.52)    2.66                12
 02/07/2018   16:20:49   ( -69.60, 110.52) 02/07/2018   16:22:00  ( -69.62, 111.46)   36.61                71
 02/10/2018   06:58:15   ( -70.11,-108.18) 02/10/2018   06:57:33  ( -70.13,-108.15)    2.42                42
 02/10/2018   07:47:42   (  70.00,  59.32) 02/10/2018   07:48:17  (  70.00,  59.35)    1.29                35
 02/12/2018   22:25:04   (  70.72,-159.03) 02/12/2018   22:23:55  (  70.78,-160.72)   62.35                69
 02/12/2018   23:14:43   ( -70.12,   7.72) 02/12/2018   23:14:26  ( -70.12,   7.64)    2.80                17
 02/13/2018   00:04:10   (  70.01, 175.21) 02/13/2018   00:05:10  (  70.00, 175.14)    2.93                60
 02/15/2018   14:41:41   (  70.17, -43.96) 02/15/2018   14:40:35  (  70.14, -43.94)    3.36                66
 02/15/2018   15:31:11   ( -70.07, 123.53) 02/15/2018   15:31:17  ( -70.06, 123.51)    1.38                 6
 02/15/2018   16:20:44   (  69.62, -69.44) 02/15/2018   16:21:55  (  69.62, -68.53)   35.44                71
 02/18/2018   06:58:10   (  70.12,  71.84) 02/18/2018   06:57:28  (  70.14,  71.85)    2.88                42
 02/18/2018   07:47:40   ( -70.02,-120.67) 02/18/2018   07:48:09  ( -70.00,-120.62)    2.32                29