Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2020 12 6.  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)
 12/08/2020   06:58:37   (  70.52,  72.44) 12/08/2020   06:57:27  (  70.59,  71.18)   47.38                70
 12/08/2020   07:48:14   ( -70.02,-120.64) 12/08/2020   07:48:00  ( -70.04,-120.63)    1.66                14
 12/08/2020   08:37:41   (  69.92,  46.85) 12/08/2020   08:38:44  (  69.91,  46.86)    0.38                63
 12/10/2020   23:15:13   (  70.13,-172.24) 12/10/2020   23:14:11  (  70.12,-172.31)    2.50                62
 12/11/2020   00:04:44   ( -69.97,  -4.84) 12/11/2020   00:04:52  ( -69.99,  -4.78)    2.92                 8
 12/11/2020   00:54:19   (  69.42, 162.05) 12/11/2020   00:55:28  (  69.44, 163.33)   50.01                69
 12/13/2020   15:31:42   (  70.07, -56.45) 12/13/2020   15:31:02  (  70.08, -56.46)    1.44                40
 12/13/2020   16:21:12   ( -69.96, 111.03) 12/13/2020   16:21:43  ( -69.94, 111.07)    3.07                31
 12/16/2020   06:58:32   ( -70.82,-107.10) 12/16/2020   06:57:24  ( -70.88,-109.27)   79.46                68
 12/16/2020   07:48:11   (  70.05,  59.41) 12/16/2020   07:47:54  (  70.04,  59.38)    1.75                17
 12/16/2020   08:37:41   ( -69.95,-133.10) 12/16/2020   08:38:36  ( -69.95,-133.17)    2.56                55
 12/18/2020   23:15:14   ( -70.10,   7.70) 12/18/2020   23:14:02  ( -70.11,   7.74)    2.30                72
 12/19/2020   00:04:41   (  69.98, 175.18) 12/19/2020   00:04:46  (  70.00, 175.21)    3.36                 5
 12/19/2020   00:54:13   ( -69.77, -17.48) 12/19/2020   00:55:25  ( -69.75, -17.09)   14.80                72