Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2018 10 9.  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)
 10/10/2018   22:25:08   (  70.18,-159.76) 10/10/2018   22:24:23  (  70.16,-159.69)    3.03                45
 10/10/2018   23:14:38   ( -70.07,   7.72) 10/10/2018   23:15:05  ( -70.08,   7.76)    1.46                27
 10/13/2018   13:51:55   ( -71.04, 149.78) 10/13/2018   13:50:48  ( -71.10, 147.25)   91.70                67
 10/13/2018   14:41:36   (  70.16, -43.89) 10/13/2018   14:41:16  (  70.15, -43.91)    1.39                20
 10/13/2018   15:31:06   ( -70.06, 123.60) 10/13/2018   15:31:58  ( -70.07, 123.54)    2.06                52
 10/16/2018   06:08:36   ( -70.24, -95.54) 10/16/2018   06:07:23  ( -70.23, -95.55)    1.84                73
 10/16/2018   06:58:03   (  70.12,  71.94) 10/16/2018   06:58:07  (  70.11,  71.93)    1.38                 4
 10/16/2018   07:47:35   ( -69.91,-120.72) 10/16/2018   07:48:47  ( -69.92,-120.46)   10.07                72
 10/18/2018   22:25:04   ( -70.17,  20.26) 10/18/2018   22:24:15  ( -70.20,  20.26)    3.05                49
 10/18/2018   23:14:30   (  70.11,-172.19) 10/18/2018   23:14:59  (  70.09,-172.26)    3.59                29
 10/21/2018   13:51:47   (  71.00, -30.24) 10/21/2018   13:50:40  (  71.08, -32.70)   89.30                67
 10/21/2018   14:41:31   ( -70.13, 136.10) 10/21/2018   14:41:06  ( -70.15, 136.12)    1.60                25
 10/21/2018   15:30:58   (  70.01, -56.43) 10/21/2018   15:31:50  (  70.04, -56.40)    2.94                52