Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2019 10 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)
 10/13/2019   22:25:38   (  70.71,-159.01) 10/13/2019   22:24:29  (  70.80,-160.75)   64.64                69
 10/13/2019   23:15:17   ( -70.11,   7.73) 10/13/2019   23:14:59  ( -70.09,   7.71)    2.56                18
 10/14/2019   00:04:45   (  69.95, 175.15) 10/14/2019   00:05:43  (  69.97, 175.19)    2.48                58
 10/16/2019   14:42:18   (  70.13, -43.99) 10/16/2019   14:41:11  (  70.15, -43.94)    2.57                67
 10/16/2019   15:31:47   ( -70.08, 123.57) 10/16/2019   15:31:53  ( -70.06, 123.51)    2.76                 6
 10/16/2019   16:21:20   (  69.64, -69.39) 10/16/2019   16:22:31  (  69.62, -68.53)   33.49                71
 10/19/2019   06:58:47   (  70.09,  71.84) 10/19/2019   06:58:04  (  70.12,  71.86)    3.40                43
 10/19/2019   07:48:16   ( -70.04,-120.60) 10/19/2019   07:48:46  ( -70.03,-120.68)    3.03                30
 10/21/2019   22:25:36   ( -70.93,  21.31) 10/21/2019   22:24:29  ( -71.00,  18.92)   87.15                67
 10/21/2019   23:15:16   (  70.11,-172.26) 10/21/2019   23:14:58  (  70.10,-172.34)    3.01                18
 10/22/2019   00:04:47   ( -69.95,  -4.85) 10/22/2019   00:05:39  ( -69.96,  -4.80)    2.35                52
 10/24/2019   14:42:20   ( -70.12, 135.99) 10/24/2019   14:41:07  ( -70.14, 136.07)    3.42                73
 10/24/2019   15:31:47   (  70.01, -56.52) 10/24/2019   15:31:51  (  70.03, -56.46)    3.06                 4
 10/24/2019   16:21:18   ( -69.85, 110.89) 10/24/2019   16:22:31  ( -69.83, 111.16)   10.50                73