Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2020 10 29.  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)
 10/29/2020   06:58:44   ( -70.11,-108.14) 10/29/2020   06:57:44  ( -70.12,-108.11)    2.11                60
 10/29/2020   07:48:11   (  70.01,  59.37) 10/29/2020   07:48:28  (  70.00,  59.39)    1.51                17
 10/29/2020   08:37:51   ( -69.34,-133.91) 10/29/2020   08:38:59  ( -69.33,-132.32)   62.42                68
 10/31/2020   23:15:13   ( -70.09,   7.72) 10/31/2020   23:14:37  ( -70.08,   7.73)    1.47                36
 11/01/2020   00:04:41   (  69.94, 175.15) 11/01/2020   00:05:21  (  69.96, 175.22)    3.62                40
 11/03/2020   14:42:06   (  70.46, -43.50) 11/03/2020   14:40:55  (  70.55, -44.55)   40.22                71
 11/03/2020   15:31:42   ( -70.02, 123.50) 11/03/2020   15:31:29  ( -70.04, 123.56)    3.40                13
 11/03/2020   16:21:09   (  69.91, -69.00) 11/03/2020   16:22:13  (  69.92, -68.95)    2.06                64
 11/06/2020   06:58:41   (  70.10,  71.87) 11/06/2020   06:57:40  (  70.09,  71.94)    3.06                61
 11/06/2020   07:48:11   ( -69.99,-120.65) 11/06/2020   07:48:22  ( -70.00,-120.61)    1.91                11
 11/06/2020   08:37:48   (  69.33,  46.09) 11/06/2020   08:38:56  (  69.35,  47.65)   61.10                68
 11/08/2020   23:15:10   (  70.07,-172.30) 11/08/2020   23:14:33  (  70.06,-172.24)    2.63                37
 11/09/2020   00:04:40   ( -69.96,  -4.81) 11/09/2020   00:05:15  ( -69.97,  -4.79)    1.07                35
 11/11/2020   14:42:03   ( -70.64, 136.77) 11/11/2020   14:40:53  ( -70.71, 135.19)   58.90                70
 11/11/2020   15:31:39   (  70.03, -56.46) 11/11/2020   15:31:26  (  70.02, -56.42)    1.88                13
 11/11/2020   16:21:09   ( -69.93, 111.02) 11/11/2020   16:22:08  ( -69.93, 111.04)    0.77                59