Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2020 7 6.  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)
 07/06/2020   14:41:43   ( -70.20, 136.14) 07/06/2020   14:40:30  ( -70.22, 135.95)    7.20                73
 07/06/2020   15:31:11   (  70.04, -56.44) 07/06/2020   15:31:13  (  70.04, -56.46)    0.97                 2
 07/06/2020   16:20:41   ( -69.93, 111.03) 07/06/2020   16:21:54  ( -69.91, 111.06)    2.84                73
 07/09/2020   06:58:15   ( -70.10,-108.12) 07/09/2020   06:57:25  ( -70.12,-108.12)    1.87                50
 07/09/2020   07:47:42   (  70.00,  59.37) 07/09/2020   07:48:09  (  69.99,  59.38)    0.62                27
 07/09/2020   08:37:28   ( -69.01,-134.33) 07/09/2020   08:38:34  ( -69.01,-131.88)   97.31                66
 07/11/2020   22:25:02   (  70.93,-158.64) 07/11/2020   22:23:55  (  71.00,-161.09)   89.09                67
 07/11/2020   23:14:46   ( -70.06,   7.69) 07/11/2020   23:14:21  ( -70.07,   7.72)    1.94                25
 07/12/2020   00:04:13   (  69.95, 175.19) 07/12/2020   00:05:05  (  69.95, 175.21)    0.92                52
 07/14/2020   14:41:45   (  70.17, -43.90) 07/14/2020   14:40:35  (  70.17, -43.98)    3.01                70
 07/14/2020   15:31:16   ( -70.01, 123.50) 07/14/2020   15:31:16  ( -70.03, 123.55)    2.78                 0
 07/14/2020   16:20:46   (  69.73, -69.24) 07/14/2020   16:21:57  (  69.75, -68.72)   19.84                71
 07/17/2020   06:58:16   (  70.11,  71.90) 07/17/2020   06:57:31  (  70.13,  71.85)    2.52                45
 07/17/2020   07:47:46   ( -70.01,-120.61) 07/17/2020   07:48:12  ( -69.98,-120.62)    3.08                26
 07/19/2020   22:25:05   ( -70.99,  21.44) 07/19/2020   22:23:58  ( -70.98,  18.92)   91.30                67
 07/19/2020   23:14:47   (  70.06,-172.30) 07/19/2020   23:14:26  (  70.03,-172.25)    3.09                21
 07/20/2020   00:04:17   ( -69.95,  -4.81) 07/20/2020   00:05:08  ( -69.94,  -4.79)    1.79                51