Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2020 6 7.  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)
 06/07/2020   06:57:59   ( -70.11,-108.11) 06/07/2020   06:57:21  ( -70.09,-108.09)    2.10                38
 06/07/2020   07:47:27   (  69.95,  59.32) 06/07/2020   07:48:05  (  69.97,  59.39)    3.43                38
 06/09/2020   22:24:52   (  70.62,-159.12) 06/09/2020   22:23:42  (  70.68,-160.57)   53.93                70
 06/09/2020   23:14:30   ( -70.07,   7.71) 06/09/2020   23:14:14  ( -70.06,   7.72)    0.72                16
 06/10/2020   00:03:57   (  69.97, 175.21) 06/10/2020   00:04:58  (  69.95, 175.21)    1.91                61
 06/12/2020   14:41:32   (  70.14, -43.94) 06/12/2020   14:40:26  (  70.13, -43.92)    1.50                66
 06/12/2020   15:31:02   ( -70.03, 123.54) 06/12/2020   15:31:08  ( -70.04, 123.54)    0.26                 6
 06/12/2020   16:20:35   (  69.60, -69.42) 06/12/2020   16:21:45  (  69.55, -68.43)   38.57                70
 06/15/2020   06:58:04   (  70.11,  71.90) 06/15/2020   06:57:20  (  70.11,  71.89)    0.69                44
 06/15/2020   07:47:34   ( -70.01,-120.62) 06/15/2020   07:48:02  ( -70.01,-120.65)    1.04                28
 06/17/2020   23:14:36   (  70.09,-172.26) 06/17/2020   23:14:14  (  70.09,-172.30)    1.74                22
 06/18/2020   00:04:06   ( -69.99,  -4.77) 06/18/2020   00:04:56  ( -69.99,  -4.84)    2.41                50
 06/20/2020   14:41:39   ( -70.25, 136.19) 06/20/2020   14:40:26  ( -70.33, 135.79)   17.54                73
 06/20/2020   15:31:08   (  70.03, -56.48) 06/20/2020   15:31:06  (  70.01, -56.41)    2.90                 2
 06/20/2020   16:20:38   ( -69.93, 111.01) 06/20/2020   16:21:48  ( -69.92, 111.05)    2.07                70