Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2018 10 10.  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   22:25:14   (  70.20,-159.76) 10/10/2018   22:24:28  (  70.21,-159.78)    1.46                46
 10/10/2018   23:14:43   ( -70.09,   7.72) 10/10/2018   23:15:08  ( -70.07,   7.75)    2.65                25
 10/13/2018   14:41:44   (  70.18, -43.91) 10/13/2018   14:41:21  (  70.15, -43.93)    3.20                23
 10/13/2018   15:31:14   ( -70.08, 123.58) 10/13/2018   15:32:03  ( -70.06, 123.52)    2.63                49
 10/16/2018   06:08:47   ( -70.33, -95.46) 10/16/2018   06:07:34  ( -70.37, -95.81)   13.95                73
 10/16/2018   06:58:16   (  70.11,  71.87) 10/16/2018   06:58:15  (  70.10,  71.92)    2.50                 1
 10/16/2018   07:47:46   ( -70.01,-120.64) 10/16/2018   07:48:57  ( -70.01,-120.63)    0.66                71
 10/18/2018   22:25:20   ( -70.21,  20.25) 10/18/2018   22:24:26  ( -70.21,  20.21)    1.81                54
 10/18/2018   23:14:47   (  70.10,-172.27) 10/18/2018   23:15:10  (  70.09,-172.31)    1.65                23
 10/19/2018   00:04:31   ( -69.23,  -5.82) 10/19/2018   00:05:38  ( -69.26,  -3.77)   80.81                67
 10/21/2018   14:41:52   ( -70.15, 136.04) 10/21/2018   14:41:20  ( -70.15, 136.06)    1.02                32
 10/21/2018   15:31:18   (  70.04, -56.49) 10/21/2018   15:32:03  (  70.04, -56.46)    0.98                45
 10/24/2018   06:08:49   (  70.41,  84.65) 10/24/2018   06:07:37  (  70.50,  83.95)   27.85                72
 10/24/2018   06:58:22   ( -70.15,-108.09) 10/24/2018   06:58:14  ( -70.14,-108.17)    2.83                 8
 10/24/2018   07:47:49   (  70.03,  59.38) 10/24/2018   07:48:58  (  70.03,  59.31)    2.74                69