Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2020 8 13.  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)
 08/15/2020   14:41:54   (  70.09, -44.00) 08/15/2020   14:40:51  (  70.11, -43.93)    3.28                63
 08/15/2020   15:31:23   ( -70.04, 123.56) 08/15/2020   15:31:33  ( -70.02, 123.53)    2.51                10
 08/15/2020   16:20:59   (  69.43, -69.62) 08/15/2020   16:22:08  (  69.42, -68.28)   52.46                69
 08/18/2020   06:58:24   (  70.06,  71.85) 08/18/2020   06:57:47  (  70.09,  71.87)    2.66                37
 08/18/2020   07:47:54   ( -69.96,-120.66) 08/18/2020   07:48:28  ( -69.94,-120.59)    3.51                34
 08/20/2020   22:25:17   ( -70.64,  20.94) 08/20/2020   22:24:07  ( -70.65,  19.44)   55.05                70
 08/20/2020   23:14:53   (  70.04,-172.31) 08/20/2020   23:14:42  (  70.07,-172.33)    3.37                11
 08/21/2020   00:04:23   ( -69.94,  -4.81) 08/21/2020   00:05:23  ( -69.92,  -4.79)    2.49                60
 08/23/2020   14:41:56   ( -70.13, 136.06) 08/23/2020   14:40:53  ( -70.10, 136.07)    3.05                63
 08/23/2020   15:31:23   (  70.01, -56.46) 08/23/2020   15:31:37  (  70.00, -56.45)    1.72                14
 08/23/2020   16:21:01   ( -69.48, 110.44) 08/23/2020   16:22:11  ( -69.48, 111.64)   46.76                70
 08/26/2020   06:58:26   ( -70.11,-108.09) 08/26/2020   06:57:49  ( -70.09,-108.13)    3.17                37
 08/26/2020   07:47:53   (  69.99,  59.39) 08/26/2020   07:48:33  (  69.98,  59.34)    1.89                40