Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2019 4 4.  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)
 04/04/2019   22:24:51   (  70.42,-159.50) 04/04/2019   22:23:39  (  70.45,-160.18)   25.39                72
 04/04/2019   23:14:25   ( -70.09,   7.66) 04/04/2019   23:14:16  ( -70.10,   7.68)    1.17                 9
 04/05/2019   00:03:52   (  69.99, 175.15) 04/05/2019   00:05:00  (  69.98, 175.17)    1.20                68
 04/07/2019   14:41:24   (  70.16, -44.00) 04/07/2019   14:40:27  (  70.17, -43.97)    1.36                57
 04/07/2019   15:30:54   ( -70.06, 123.48) 04/07/2019   15:31:09  ( -70.08, 123.48)    3.06                15
 04/07/2019   16:20:33   (  69.28, -69.92) 04/07/2019   16:21:40  (  69.28, -68.02)   74.76                67
 04/10/2019   06:57:52   (  70.18,  71.90) 04/10/2019   06:57:20  (  70.17,  71.82)    3.18                32
 04/10/2019   07:47:23   ( -70.02,-120.70) 04/10/2019   07:48:01  ( -70.02,-120.64)    2.19                38
 04/12/2019   22:24:47   ( -70.63,  20.79) 04/12/2019   22:23:37  ( -70.68,  19.47)   49.01                70
 04/12/2019   23:14:21   (  70.13,-172.29) 04/12/2019   23:14:12  (  70.11,-172.31)    2.81                 9
 04/13/2019   00:03:51   ( -70.03,  -4.80) 04/13/2019   00:04:54  ( -70.01,  -4.84)    2.71                63
 04/15/2019   14:41:22   ( -70.20, 136.04) 04/15/2019   14:40:20  ( -70.20, 136.01)    1.09                62
 04/15/2019   15:30:49   (  70.08, -56.48) 04/15/2019   15:31:04  (  70.10, -56.52)    2.76                15
 04/15/2019   16:20:27   ( -69.54, 110.41) 04/15/2019   16:21:37  ( -69.53, 111.65)   48.56                70