Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2020 4 2.  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)
 04/04/2020   06:58:04   ( -70.11,-108.21) 04/04/2020   06:57:27  ( -70.10,-108.16)    2.11                37
 04/04/2020   07:47:31   (  70.01,  59.28) 04/04/2020   07:48:11  (  69.98,  59.33)    3.12                40
 04/06/2020   22:24:58   (  70.40,-159.55) 04/06/2020   22:23:46  (  70.48,-160.30)   29.65                72
 04/06/2020   23:14:32   ( -70.08,   7.62) 04/06/2020   23:14:22  ( -70.08,   7.65)    1.14                10
 04/07/2020   00:03:59   (  69.96, 175.10) 04/07/2020   00:05:06  (  69.96, 175.13)    1.14                67
 04/09/2020   14:41:30   (  70.13, -44.05) 04/09/2020   14:40:35  (  70.15, -44.01)    2.40                55
 04/09/2020   15:31:00   ( -70.03, 123.44) 04/09/2020   15:31:17  ( -70.06, 123.45)    2.71                17
 04/09/2020   16:20:40   (  69.20, -70.05) 04/09/2020   16:21:47  (  69.20, -67.99)   81.47                67
 04/12/2020   06:57:57   (  70.14,  71.84) 04/12/2020   06:57:30  (  70.13,  71.79)    1.96                27
 04/12/2020   07:47:28   ( -69.99,-120.75) 04/12/2020   07:48:11  ( -69.98,-120.67)    2.99                43
 04/14/2020   22:24:55   ( -70.32,  20.33) 04/14/2020   22:23:42  ( -70.33,  19.94)   14.53                73
 04/14/2020   23:14:24   (  70.09,-172.36) 04/14/2020   23:14:23  (  70.07,-172.34)    1.97                 1
 04/15/2020   00:03:54   ( -69.99,  -4.86) 04/15/2020   00:05:05  ( -69.97,  -4.87)    2.47                71