Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2020 11 13.  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)
 11/14/2020   06:58:41   ( -70.11,-108.13) 11/14/2020   06:57:34  ( -70.11,-108.09)    1.51                67
 11/14/2020   07:48:08   (  70.01,  59.38) 11/14/2020   07:48:19  (  70.04,  59.33)    3.28                11
 11/14/2020   08:37:43   ( -69.62,-133.53) 11/14/2020   08:38:54  ( -69.59,-132.69)   32.84                71
 11/16/2020   23:15:12   ( -70.06,   7.68) 11/16/2020   23:14:27  ( -70.08,   7.73)    3.09                45
 11/17/2020   00:04:39   (  69.96, 175.18) 11/17/2020   00:05:11  (  69.96, 175.22)    1.74                32
 11/19/2020   14:42:00   (  70.83, -42.95) 11/19/2020   14:40:52  (  70.87, -45.08)   77.89                68
 11/19/2020   15:31:42   ( -70.06, 123.56) 11/19/2020   15:31:20  ( -70.06, 123.54)    0.73                22
 11/19/2020   16:21:09   (  69.95, -68.95) 11/19/2020   16:22:04  (  69.93, -68.97)    2.26                55
 11/22/2020   06:58:42   (  70.11,  71.86) 11/22/2020   06:57:30  (  70.12,  71.91)    2.10                72
 11/22/2020   07:48:12   ( -70.00,-120.65) 11/22/2020   07:48:12  ( -70.03,-120.65)    3.41                 0
 11/22/2020   08:37:41   (  69.78,  46.68) 11/22/2020   08:38:53  (  69.75,  47.08)   15.41                72
 11/24/2020   23:15:12   (  70.09,-172.28) 11/24/2020   23:14:23  (  70.10,-172.29)    0.54                49
 11/25/2020   00:04:42   ( -69.99,  -4.79) 11/25/2020   00:05:05  ( -70.01,  -4.84)    2.64                23
 11/27/2020   15:31:42   (  70.07, -56.43) 11/27/2020   15:31:16  (  70.08, -56.48)    2.06                26