Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2017 11 12.  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)
 11/14/2017   06:08:58   ( -70.96, -94.53) 11/14/2017   06:07:51  ( -71.04, -97.01)   90.04                67
 11/14/2017   06:58:39   (  70.10,  71.83) 11/14/2017   06:58:19  (  70.08,  71.83)    1.42                20
 11/14/2017   07:48:08   ( -69.98,-120.70) 11/14/2017   07:49:00  ( -70.00,-120.72)    1.63                52
 11/16/2017   22:25:40   ( -70.15,  20.15) 11/16/2017   22:24:28  ( -70.17,  20.17)    1.61                72
 11/16/2017   23:15:07   (  70.05,-172.36) 11/16/2017   23:15:12  (  70.05,-172.35)    0.73                 5
 11/17/2017   00:04:39   ( -69.83,  -5.03) 11/17/2017   00:05:51  ( -69.80,  -4.66)   14.62                72
 11/19/2017   14:42:08   ( -70.16, 136.03) 11/19/2017   14:41:22  ( -70.14, 135.98)    3.06                46
 11/19/2017   15:31:35   (  70.05, -56.48) 11/19/2017   15:32:06  (  70.03, -56.54)    3.38                31
 11/22/2017   06:08:55   (  70.86,  85.33) 11/22/2017   06:07:47  (  70.89,  83.22)   76.88                68
 11/22/2017   06:58:37   ( -70.10,-108.17) 11/22/2017   06:58:16  ( -70.11,-108.21)    2.08                21
 11/22/2017   07:48:04   (  69.99,  59.32) 11/22/2017   07:49:00  (  70.01,  59.26)    3.30                56
 11/24/2017   22:25:36   (  70.13,-159.86) 11/24/2017   22:24:27  (  70.14,-159.80)    2.46                69
 11/24/2017   23:15:06   ( -70.03,   7.63) 11/24/2017   23:15:09  ( -70.03,   7.68)    1.94                 3
 11/25/2017   00:04:36   (  69.70, 174.80) 11/25/2017   00:05:47  (  69.67, 175.53)   28.25                71