Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2018 4 6.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8) LANDSAT-8 Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 04/06/2018   14:26:35   (  77.43, -23.77) 04/06/2018   14:25:24  (  77.45, -23.88)    3.15                71
 04/06/2018   15:16:03   ( -77.40, 143.72) 04/06/2018   15:16:17  ( -77.39, 143.70)    1.17                14
 04/08/2018   20:00:11   ( -77.77,  74.22) 04/08/2018   19:59:05  ( -77.81,  70.93)   77.41                66
 04/08/2018   20:49:45   (  77.40,-119.69) 04/08/2018   20:50:01  (  77.39,-119.68)    1.18                16
 04/11/2018   01:33:55   (  77.69, 170.41) 04/11/2018   01:32:47  (  77.75, 167.91)   59.47                68
 04/11/2018   02:23:28   ( -77.43, -23.02) 04/11/2018   02:23:33  ( -77.40, -23.01)    3.53                 5
 04/13/2018   07:57:09   (  77.42,  73.53) 04/13/2018   07:57:16  (  77.42,  73.50)    0.70                 7
 04/15/2018   13:30:52   ( -77.45, 170.20) 04/15/2018   13:30:48  ( -77.42, 170.22)    3.93                 4
 04/17/2018   19:04:34   (  77.44, -93.28) 04/17/2018   19:04:31  (  77.43, -93.21)    1.70                 3
 04/17/2018   19:54:11   ( -77.00,  72.66) 04/17/2018   19:55:15  ( -76.95,  76.30)   91.38                64
 04/20/2018   00:38:17   ( -77.46,   3.39) 04/20/2018   00:38:04  ( -77.45,   3.41)    2.15                13