Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2017 11 5.  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)
 11/06/2017   06:08:59   (  70.89,  85.36) 11/06/2017   06:07:51  (  70.94,  83.16)   80.45                68
 11/06/2017   06:58:41   ( -70.12,-108.15) 11/06/2017   06:58:19  ( -70.13,-108.22)    2.52                22
 11/06/2017   07:48:08   (  70.02,  59.35) 11/06/2017   07:49:03  (  70.00,  59.28)    3.37                55
 11/08/2017   22:25:41   (  70.16,-159.85) 11/08/2017   22:24:31  (  70.17,-159.83)    1.50                70
 11/08/2017   23:15:11   ( -70.04,   7.62) 11/08/2017   23:15:12  ( -70.03,   7.70)    3.36                 1
 11/09/2017   00:04:42   (  69.72, 174.81) 11/09/2017   00:05:53  (  69.75, 175.42)   23.75                71
 11/11/2017   14:42:10   (  70.13, -44.01) 11/11/2017   14:41:25  (  70.13, -44.01)    0.59                45
 11/11/2017   15:31:40   ( -70.02, 123.46) 11/11/2017   15:32:07  ( -70.04, 123.45)    2.70                27
 11/14/2017   06:08:58   ( -70.96, -94.53) 11/14/2017   06:07:51  ( -71.04, -97.01)   90.45                67
 11/14/2017   06:58:39   (  70.09,  71.82) 11/14/2017   06:58:19  (  70.10,  71.82)    0.65                20
 11/14/2017   07:48:09   ( -69.98,-120.70) 11/14/2017   07:49:01  ( -70.00,-120.72)    2.12                52
 11/16/2017   22:25:40   ( -70.16,  20.16) 11/16/2017   22:24:28  ( -70.17,  20.16)    0.90                72
 11/16/2017   23:15:07   (  70.05,-172.36) 11/16/2017   23:15:12  (  70.06,-172.37)    1.70                 5
 11/17/2017   00:04:39   ( -69.84,  -5.02) 11/17/2017   00:05:51  ( -69.81,  -4.66)   14.22                72
 11/19/2017   14:42:09   ( -70.12, 135.98) 11/19/2017   14:41:22  ( -70.14, 135.98)    2.01                47
 11/19/2017   15:31:36   (  70.00, -56.54) 11/19/2017   15:32:05  (  69.98, -56.47)    3.47                29