Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2019 8 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)
 08/13/2019   14:42:01   (  70.14, -43.94) 08/13/2019   14:41:14  (  70.12, -44.01)    3.57                47
 08/13/2019   15:31:32   ( -69.97, 123.46) 08/13/2019   15:31:55  ( -69.98, 123.52)    2.47                23
 08/16/2019   06:58:32   (  70.08,  71.85) 08/16/2019   06:58:09  (  70.09,  71.80)    2.42                23
 08/16/2019   07:48:02   ( -69.97,-120.67) 08/16/2019   07:48:50  ( -69.95,-120.66)    2.53                48
 08/18/2019   22:25:35   ( -70.18,  20.23) 08/18/2019   22:24:21  ( -70.23,  20.05)    8.74                74
 08/18/2019   23:15:03   (  70.01,-172.36) 08/18/2019   23:15:03  (  70.01,-172.31)    1.90                 0
 08/19/2019   00:04:33   ( -69.91,  -4.87) 08/19/2019   00:05:45  ( -69.92,  -4.85)    1.28                72
 08/21/2019   14:42:06   ( -70.12, 136.02) 08/21/2019   14:41:14  ( -70.09, 136.03)    2.33                52
 08/21/2019   15:31:33   (  70.00, -56.49) 08/21/2019   15:31:58  (  69.99, -56.50)    1.73                25
 08/21/2019   16:21:18   ( -69.08, 109.89) 08/21/2019   16:22:24  ( -69.04, 112.19)   91.58                66
 08/24/2019   06:58:36   ( -70.05,-108.19) 08/24/2019   06:58:08  ( -70.07,-108.16)    2.42                28
 08/24/2019   07:48:03   (  69.93,  59.29) 08/24/2019   07:48:52  (  69.96,  59.31)    3.39                49
 08/26/2019   22:25:35   (  70.19,-159.75) 08/26/2019   22:24:22  (  70.20,-159.91)    6.23                73
 08/26/2019   23:15:06   ( -70.04,   7.67) 08/26/2019   23:15:03  ( -70.04,   7.66)    0.78                 3
 08/27/2019   00:04:33   (  69.92, 175.15) 08/27/2019   00:05:46  (  69.89, 175.20)    3.69                73