Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2019 2 28.  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)
 03/01/2019   06:08:24   (  70.88,  85.34) 03/01/2019   06:07:16  (  70.89,  83.24)   76.27                68
 03/01/2019   06:58:06   ( -70.11,-108.17) 03/01/2019   06:57:44  ( -70.08,-108.15)    2.92                22
 03/01/2019   07:47:33   (  70.00,  59.33) 03/01/2019   07:48:29  (  70.01,  59.28)    1.86                56
 03/03/2019   22:25:04   (  70.18,-159.82) 03/03/2019   22:23:55  (  70.17,-159.83)    1.00                69
 03/03/2019   23:14:34   ( -70.07,   7.66) 03/03/2019   23:14:37  ( -70.10,   7.61)    3.30                 3
 03/04/2019   00:04:05   (  69.75, 174.85) 03/04/2019   00:05:16  (  69.70, 175.51)   25.79                71
 03/06/2019   14:41:33   (  70.14, -44.00) 03/06/2019   14:40:48  (  70.14, -44.00)    0.28                45
 03/06/2019   15:31:03   ( -70.03, 123.48) 03/06/2019   15:31:30  ( -70.06, 123.44)    3.29                27
 03/09/2019   06:08:20   ( -71.03, -94.44) 03/09/2019   06:07:13  ( -71.07, -97.03)   93.57                67
 03/09/2019   06:58:02   (  70.10,  71.82) 03/09/2019   06:57:41  (  70.11,  71.83)    0.87                21
 03/09/2019   07:47:32   ( -69.99,-120.69) 03/09/2019   07:48:22  ( -69.97,-120.65)    2.90                50
 03/11/2019   22:25:04   ( -70.17,  20.15) 03/11/2019   22:23:50  ( -70.20,  20.16)    3.11                74
 03/11/2019   23:14:31   (  70.06,-172.36) 03/11/2019   23:14:34  (  70.08,-172.35)    2.46                 3
 03/12/2019   00:04:02   ( -69.90,  -4.95) 03/12/2019   00:05:14  ( -69.89,  -4.75)    7.87                72
 03/14/2019   14:41:31   ( -70.18, 136.05) 03/14/2019   14:40:42  ( -70.17, 135.98)    2.97                49
 03/14/2019   15:30:58   (  70.07, -56.46) 03/14/2019   15:31:26  (  70.05, -56.53)    3.13                28