Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2019 3 29.  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)
 03/30/2019   14:41:28   ( -70.16, 136.00) 03/30/2019   14:40:32  ( -70.18, 136.00)    1.98                56
 03/30/2019   15:30:55   (  70.06, -56.50) 03/30/2019   15:31:16  (  70.06, -56.50)    0.10                21
 03/30/2019   16:20:37   ( -69.29, 110.08) 03/30/2019   16:21:45  ( -69.29, 111.94)   73.38                68
 04/02/2019   06:57:57   ( -70.13,-108.17) 04/02/2019   06:57:24  ( -70.11,-108.11)    3.16                33
 04/02/2019   07:47:24   (  70.02,  59.33) 04/02/2019   07:48:09  (  70.04,  59.29)    2.57                45
 04/04/2019   22:24:51   (  70.42,-159.50) 04/04/2019   22:23:39  (  70.45,-160.18)   25.45                72
 04/04/2019   23:14:25   ( -70.10,   7.66) 04/04/2019   23:14:16  ( -70.10,   7.69)    1.06                 9
 04/05/2019   00:03:52   (  69.99, 175.15) 04/05/2019   00:05:00  (  69.98, 175.17)    0.89                68
 04/07/2019   14:41:24   (  70.16, -44.00) 04/07/2019   14:40:27  (  70.18, -43.98)    2.05                57
 04/07/2019   15:30:54   ( -70.06, 123.48) 04/07/2019   15:31:09  ( -70.08, 123.49)    2.83                15
 04/07/2019   16:20:33   (  69.28, -69.93) 04/07/2019   16:21:40  (  69.28, -68.03)   74.73                67
 04/10/2019   06:57:52   (  70.17,  71.89) 04/10/2019   06:57:20  (  70.17,  71.81)    2.92                32
 04/10/2019   07:47:23   ( -70.01,-120.70) 04/10/2019   07:48:01  ( -70.02,-120.64)    2.40                38