Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2020 1 26.  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)
 01/28/2020   15:31:28   (  70.06, -56.47) 01/28/2020   15:30:59  (  70.07, -56.46)    1.59                29
 01/28/2020   16:20:58   ( -69.95, 111.01) 01/28/2020   16:21:41  ( -69.97, 111.00)    3.05                43
 01/31/2020   06:58:27   ( -70.28,-107.91) 01/31/2020   06:57:14  ( -70.31,-108.39)   18.16                73
 01/31/2020   07:47:57   (  70.01,  59.34) 01/31/2020   07:47:54  (  69.99,  59.42)    3.24                 3
 01/31/2020   08:37:27   ( -69.90,-133.17) 01/31/2020   08:38:36  ( -69.90,-133.12)    2.10                69
 02/02/2020   23:14:59   ( -70.07,   7.67) 02/02/2020   23:14:06  ( -70.08,   7.74)    2.95                53
 02/03/2020   00:04:26   (  69.96, 175.15) 02/03/2020   00:04:50  (  69.97, 175.21)    2.84                24
 02/03/2020   00:54:10   ( -69.08, -18.39) 02/03/2020   00:55:17  ( -69.08, -16.18)   87.85                67
 02/05/2020   14:41:43   (  70.94, -42.79) 02/05/2020   14:40:36  (  71.00, -45.29)   90.92                67
 02/05/2020   15:31:27   ( -70.08, 123.55) 02/05/2020   15:31:02  ( -70.06, 123.54)    1.79                25
 02/05/2020   16:20:54   (  69.96, -68.96) 02/05/2020   16:21:46  (  69.95, -68.99)    1.32                52
 02/08/2020   06:58:25   (  70.12,  71.87) 02/08/2020   06:57:15  (  70.14,  71.85)    2.72                70
 02/08/2020   07:47:55   ( -70.02,-120.64) 02/08/2020   07:47:57  ( -70.04,-120.67)    2.54                 2
 02/08/2020   08:37:25   (  69.74,  46.61) 02/08/2020   08:38:37  (  69.73,  47.11)   19.41                72