Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2020 7 27.  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)
 07/27/2020   22:25:09   (  70.77,-158.88) 07/27/2020   22:24:00  (  70.82,-160.81)   70.74                69
 07/27/2020   23:14:50   ( -70.05,   7.70) 07/27/2020   23:14:29  ( -70.05,   7.72)    1.04                21
 07/28/2020   00:04:17   (  69.95, 175.20) 07/28/2020   00:05:13  (  69.92, 175.22)    3.21                56
 07/30/2020   14:41:50   (  70.15, -43.92) 07/30/2020   14:40:44  (  70.15, -43.98)    2.53                66
 07/30/2020   15:31:20   ( -70.04, 123.56) 07/30/2020   15:31:25  ( -70.02, 123.54)    2.54                 5
 07/30/2020   16:20:53   (  69.60, -69.40) 07/30/2020   16:22:03  (  69.57, -68.49)   35.48                70
 08/02/2020   06:58:21   (  70.08,  71.86) 08/02/2020   06:57:39  (  70.07,  71.91)    2.03                42
 08/02/2020   07:47:51   ( -69.97,-120.66) 08/02/2020   07:48:21  ( -69.98,-120.64)    1.82                30
 08/04/2020   22:25:13   ( -70.76,  21.11) 08/04/2020   22:24:04  ( -70.84,  19.14)   72.49                69
 08/04/2020   23:14:51   (  70.05,-172.29) 08/04/2020   23:14:35  (  70.04,-172.28)    0.97                16
 08/05/2020   00:04:21   ( -69.95,  -4.80) 08/05/2020   00:05:17  ( -69.95,  -4.82)    0.92                56
 08/07/2020   14:41:53   ( -70.14, 136.07) 08/07/2020   14:40:46  ( -70.13, 136.04)    1.49                67
 08/07/2020   15:31:20   (  70.03, -56.45) 08/07/2020   15:31:30  (  70.02, -56.48)    1.29                10
 08/07/2020   16:20:55   ( -69.65, 110.67) 08/07/2020   16:22:06  ( -69.61, 111.46)   30.89                71