Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2019 1 3.  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)
 01/04/2019   06:08:42   ( -70.55, -95.14) 01/04/2019   06:07:31  ( -70.58, -96.28)   42.27                71
 01/04/2019   06:58:16   (  70.07,  71.80) 01/04/2019   06:58:07  (  70.05,  71.86)    2.87                 9
 01/04/2019   07:47:46   ( -69.96,-120.72) 01/04/2019   07:48:49  ( -69.95,-120.68)    1.72                63
 01/06/2019   22:25:18   ( -70.16,  20.16) 01/06/2019   22:24:18  ( -70.18,  20.12)    2.95                60
 01/06/2019   23:14:45   (  70.05,-172.34) 01/06/2019   23:15:01  (  70.02,-172.33)    3.24                16
 01/07/2019   00:04:24   ( -69.45,  -5.54) 01/07/2019   00:05:34  ( -69.45,  -4.16)   53.70                70
 01/09/2019   14:41:47   ( -70.08, 135.94) 01/09/2019   14:41:10  ( -70.10, 136.02)    3.33                37
 01/09/2019   15:31:14   (  69.97, -56.57) 01/09/2019   15:31:54  (  70.00, -56.52)    3.10                40
 01/12/2019   06:08:40   (  70.49,  84.78) 01/12/2019   06:07:29  (  70.55,  83.77)   38.10                71
 01/12/2019   06:58:16   ( -70.06,-108.21) 01/12/2019   06:58:04  ( -70.07,-108.17)    2.17                12
 01/12/2019   07:47:43   (  69.95,  59.27) 01/12/2019   07:48:48  (  69.97,  59.29)    2.93                65
 01/14/2019   22:25:15   (  70.13,-159.86) 01/14/2019   22:24:16  (  70.16,-159.85)    2.80                59
 01/14/2019   23:14:45   ( -70.03,   7.62) 01/14/2019   23:14:58  ( -70.05,   7.64)    2.20                13
 01/15/2019   00:04:22   (  69.36, 174.36) 01/15/2019   00:05:30  (  69.31, 176.02)   65.56                68