Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2020 7 9.  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)
 07/09/2020   06:58:15   ( -70.11,-108.11) 07/09/2020   06:57:25  ( -70.11,-108.10)    0.77                50
 07/09/2020   07:47:42   (  70.01,  59.40) 07/09/2020   07:48:10  (  70.03,  59.32)    3.47                28
 07/11/2020   22:25:01   (  70.95,-158.61) 07/11/2020   22:23:54  (  70.98,-161.06)   88.94                67
 07/11/2020   23:14:45   ( -70.07,   7.71) 07/11/2020   23:14:20  ( -70.06,   7.74)    1.49                25
 07/12/2020   00:04:12   (  69.97, 175.21) 07/12/2020   00:05:05  (  69.98, 175.15)    2.99                53
 07/14/2020   14:41:46   (  70.13, -43.95) 07/14/2020   14:40:35  (  70.15, -43.96)    2.02                71
 07/14/2020   15:31:16   ( -70.02, 123.53) 07/14/2020   15:31:16  ( -70.01, 123.57)    2.02                 0
 07/14/2020   16:20:46   (  69.75, -69.21) 07/14/2020   16:21:57  (  69.73, -68.70)   19.70                71
 07/17/2020   06:58:17   (  70.08,  71.86) 07/17/2020   06:57:31  (  70.11,  71.87)    3.15                46
 07/17/2020   07:47:47   ( -69.98,-120.66) 07/17/2020   07:48:12  ( -69.97,-120.60)    2.47                25
 07/19/2020   22:25:06   ( -70.96,  21.40) 07/19/2020   22:23:59  ( -71.02,  18.86)   92.43                67
 07/19/2020   23:14:47   (  70.08,-172.26) 07/19/2020   23:14:27  (  70.07,-172.30)    2.21                20
 07/20/2020   00:04:17   ( -69.98,  -4.77) 07/20/2020   00:05:09  ( -69.98,  -4.85)    2.90                52
 07/22/2020   14:41:50   ( -70.14, 136.06) 07/22/2020   14:40:38  ( -70.15, 136.04)    1.00                72
 07/22/2020   15:31:17   (  70.03, -56.46) 07/22/2020   15:31:22  (  70.03, -56.48)    1.01                 5
 07/22/2020   16:20:49   ( -69.82, 110.88) 07/22/2020   16:22:01  ( -69.78, 111.22)   13.49                72