Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2020 7 15.  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)
 07/17/2020   06:58:16   (  70.12,  71.91) 07/17/2020   06:57:31  (  70.11,  71.88)    2.06                45
 07/17/2020   07:47:46   ( -70.01,-120.61) 07/17/2020   07:48:13  ( -70.03,-120.68)    3.36                27
 07/19/2020   22:25:06   ( -70.93,  21.36) 07/19/2020   22:23:58  ( -70.98,  18.94)   87.90                68
 07/19/2020   23:14:47   (  70.06,-172.29) 07/19/2020   23:14:27  (  70.07,-172.30)    0.63                20
 07/20/2020   00:04:17   ( -69.95,  -4.81) 07/20/2020   00:05:08  ( -69.93,  -4.77)    2.84                51
 07/22/2020   14:41:49   ( -70.16, 136.09) 07/22/2020   14:40:38  ( -70.15, 136.03)    2.62                71
 07/22/2020   15:31:17   (  70.00, -56.50) 07/22/2020   15:31:22  (  70.03, -56.47)    3.27                 5
 07/22/2020   16:20:49   ( -69.79, 110.84) 07/22/2020   16:22:01  ( -69.79, 111.21)   14.50                72
 07/25/2020   06:58:20   ( -70.10,-108.11) 07/25/2020   06:57:34  ( -70.11,-108.14)    1.17                46
 07/25/2020   07:47:47   (  69.99,  59.37) 07/25/2020   07:48:18  (  69.99,  59.35)    0.87                31
 07/27/2020   22:25:09   (  70.80,-158.84) 07/27/2020   22:24:01  (  70.85,-160.87)   74.35                68
 07/27/2020   23:14:50   ( -70.10,   7.75) 07/27/2020   23:14:30  ( -70.07,   7.69)    3.53                20
 07/28/2020   00:04:18   (  69.93, 175.16) 07/28/2020   00:05:14  (  69.96, 175.17)    3.61                56