Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2019 11 21.  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)
 11/22/2019   23:15:11   (  70.08,-172.29) 11/22/2019   23:14:44  (  70.06,-172.30)    1.67                27
 11/23/2019   00:04:41   ( -69.97,  -4.82) 11/23/2019   00:05:26  ( -69.99,  -4.86)    2.52                45
 11/25/2019   14:42:10   ( -70.30, 136.26) 11/25/2019   14:40:57  ( -70.35, 135.72)   21.22                73
 11/25/2019   15:31:40   (  70.03, -56.48) 11/25/2019   15:31:37  (  70.02, -56.46)    1.15                 3
 11/25/2019   16:21:10   ( -69.92, 111.00) 11/25/2019   16:22:19  ( -69.94, 110.98)    2.14                69
 11/28/2019   06:58:42   ( -70.09,-108.16) 11/28/2019   06:57:46  ( -70.10,-108.12)    2.12                56
 11/28/2019   07:48:09   (  69.98,  59.33) 11/28/2019   07:48:30  (  69.98,  59.37)    1.75                21
 11/28/2019   08:37:51   ( -69.21,-134.08) 11/28/2019   08:38:59  ( -69.21,-132.19)   74.63                68
 11/30/2019   23:15:09   ( -70.09,   7.72) 11/30/2019   23:14:38  ( -70.06,   7.72)    3.16                31
 12/01/2019   00:04:36   (  69.97, 175.21) 12/01/2019   00:05:22  (  69.95, 175.20)    3.17                46
 12/03/2019   14:42:06   (  70.24, -43.81) 12/03/2019   14:40:53  (  70.33, -44.24)   18.81                73
 12/03/2019   15:31:38   ( -70.03, 123.52) 12/03/2019   15:31:31  ( -70.02, 123.55)    1.19                 7
 12/03/2019   16:21:05   (  69.91, -68.99) 12/03/2019   16:22:15  (  69.91, -68.98)    0.74                70