Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2017 11 11.  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)
 11/11/2017   14:42:10   (  70.13, -44.01) 11/11/2017   14:41:25  (  70.12, -44.00)    0.78                45
 11/11/2017   15:31:40   ( -70.01, 123.46) 11/11/2017   15:32:07  ( -70.04, 123.45)    3.06                27
 11/14/2017   06:08:58   ( -70.95, -94.54) 11/14/2017   06:07:51  ( -71.04, -97.02)   90.21                67
 11/14/2017   06:58:39   (  70.09,  71.81) 11/14/2017   06:58:19  (  70.09,  71.82)    0.36                20
 11/14/2017   07:48:09   ( -69.98,-120.71) 11/14/2017   07:49:01  ( -70.00,-120.72)    2.92                52
 11/16/2017   22:25:40   ( -70.15,  20.14) 11/16/2017   22:24:28  ( -70.17,  20.16)    2.57                72
 11/16/2017   23:15:07   (  70.04,-172.37) 11/16/2017   23:15:12  (  70.06,-172.36)    1.99                 5
 11/17/2017   00:04:39   ( -69.82,  -5.04) 11/17/2017   00:05:51  ( -69.81,  -4.67)   14.38                72
 11/19/2017   14:42:08   ( -70.16, 136.03) 11/19/2017   14:41:22  ( -70.14, 135.97)    2.74                46
 11/19/2017   15:31:35   (  70.05, -56.48) 11/19/2017   15:32:06  (  70.03, -56.55)    3.05                31
 11/22/2017   06:08:55   (  70.86,  85.33) 11/22/2017   06:07:47  (  70.90,  83.22)   77.16                68
 11/22/2017   06:58:37   ( -70.10,-108.16) 11/22/2017   06:58:16  ( -70.11,-108.21)    2.37                21
 11/22/2017   07:48:04   (  69.99,  59.32) 11/22/2017   07:48:59  (  69.96,  59.33)    3.32                55
 11/24/2017   22:25:36   (  70.14,-159.86) 11/24/2017   22:24:27  (  70.14,-159.80)    1.95                69
 11/24/2017   23:15:06   ( -70.04,   7.63) 11/24/2017   23:15:09  ( -70.04,   7.67)    1.53                 3
 11/25/2017   00:04:37   (  69.70, 174.81) 11/25/2017   00:05:48  (  69.67, 175.53)   27.87                71