Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2020 3 4.  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)
 03/05/2020   23:14:49   ( -70.10,   7.67) 03/05/2020   23:14:17  ( -70.12,   7.62)    2.57                32
 03/06/2020   00:04:16   (  70.00, 175.17) 03/06/2020   00:05:01  (  69.99, 175.12)    2.39                45
 03/08/2020   14:41:46   (  70.27, -43.84) 03/08/2020   14:40:33  (  70.31, -44.23)   15.28                73
 03/08/2020   15:31:18   ( -70.05, 123.48) 03/08/2020   15:31:12  ( -70.07, 123.46)    2.02                 6
 03/08/2020   16:20:45   (  69.94, -69.03) 03/08/2020   16:21:56  (  69.95, -69.04)    0.65                71
 03/11/2020   06:58:17   (  70.10,  71.79) 03/11/2020   06:57:25  (  70.11,  71.85)    2.26                52
 03/11/2020   07:47:47   ( -70.00,-120.72) 03/11/2020   07:48:07  ( -70.02,-120.70)    3.13                20
 03/11/2020   08:37:29   (  69.05,  45.66) 03/11/2020   08:38:35  (  69.05,  48.02)   93.76                66
 03/13/2020   23:14:45   (  70.09,-172.34) 03/13/2020   23:14:20  (  70.07,-172.32)    2.97                25
 03/14/2020   00:04:15   ( -69.99,  -4.85) 03/14/2020   00:05:02  ( -69.98,  -4.87)    1.41                47
 03/16/2020   14:41:45   ( -70.20, 136.04) 03/16/2020   14:40:32  ( -70.25, 135.86)    8.74                73
 03/16/2020   15:31:13   (  70.02, -56.56) 03/16/2020   15:31:14  (  70.03, -56.49)    2.53                 1
 03/16/2020   16:20:43   ( -69.93, 110.94) 03/16/2020   16:21:56  ( -69.94, 110.97)    1.58                73