Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2020 12 1.  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)
 12/02/2020   23:15:14   ( -70.12,   7.74) 12/02/2020   23:14:15  ( -70.09,   7.74)    3.61                59
 12/03/2020   00:04:42   (  69.96, 175.16) 12/03/2020   00:04:59  (  69.96, 175.24)    2.79                17
 12/03/2020   00:54:22   ( -69.30, -18.10) 12/03/2020   00:55:30  ( -69.30, -16.48)   63.69                68
 12/05/2020   15:31:44   ( -70.08, 123.56) 12/05/2020   15:31:08  ( -70.08, 123.52)    1.58                36
 12/05/2020   16:21:11   (  69.97, -68.94) 12/05/2020   16:21:52  (  69.96, -68.99)    2.04                41
 12/08/2020   06:58:37   (  70.52,  72.45) 12/08/2020   06:57:27  (  70.59,  71.19)   47.22                70
 12/08/2020   07:48:14   ( -70.03,-120.63) 12/08/2020   07:48:00  ( -70.03,-120.62)    0.42                14
 12/08/2020   08:37:41   (  69.92,  46.86) 12/08/2020   08:38:44  (  69.91,  46.87)    1.12                63
 12/10/2020   23:15:13   (  70.13,-172.24) 12/10/2020   23:14:11  (  70.12,-172.30)    2.54                62
 12/11/2020   00:04:44   ( -69.97,  -4.83) 12/11/2020   00:04:52  ( -69.98,  -4.77)    2.41                 8
 12/11/2020   00:54:19   (  69.42, 162.06) 12/11/2020   00:55:28  (  69.44, 163.34)   50.14                69
 12/13/2020   15:31:42   (  70.06, -56.46) 12/13/2020   15:31:02  (  70.08, -56.45)    1.45                40
 12/13/2020   16:21:12   ( -69.96, 111.04) 12/13/2020   16:21:44  ( -69.98, 111.00)    2.53                32