Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2015 4 18.  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)
 04/18/2015   14:52:45   ( -73.06, 137.72) 04/18/2015   14:52:27  ( -73.08, 137.73)    1.68                18
 04/18/2015   15:42:12   (  72.97, -54.81) 04/18/2015   15:43:22  (  72.98, -54.78)    1.01                70
 04/20/2015   19:37:01   ( -73.10,  66.72) 04/20/2015   19:35:53  ( -73.12,  66.82)    3.44                68
 04/20/2015   20:26:27   (  73.06,-125.71) 04/20/2015   20:26:49  (  73.06,-125.80)    3.09                22
 04/23/2015   01:10:42   (  73.13, 163.36) 04/23/2015   01:10:15  (  73.11, 163.27)    3.60                27
 04/23/2015   02:00:12   ( -73.02, -29.24) 04/23/2015   02:01:19  ( -73.04, -29.33)    3.51                67
 04/25/2015   05:54:56   (  73.23,  92.48) 04/25/2015   05:53:43  (  73.27,  92.09)   13.25                73
 04/25/2015   06:44:27   ( -73.06,-100.22) 04/25/2015   06:44:44  ( -73.05,-100.19)    1.63                17
 04/27/2015   11:28:41   ( -73.14,-171.14) 04/27/2015   11:28:10  ( -73.13,-171.18)    1.65                31
 04/27/2015   12:18:08   (  73.04,  -3.69) 04/27/2015   12:19:06  (  73.05,  -3.74)    2.07                58
 04/29/2015   16:12:52   ( -73.35, 118.22) 04/29/2015   16:11:40  ( -73.42, 117.33)   29.22                72
 04/29/2015   17:02:22   (  73.10, -74.65) 04/29/2015   17:02:31  (  73.08, -74.62)    1.95                 9
 05/01/2015   21:46:35   (  73.18,-145.56) 05/01/2015   21:45:57  (  73.17,-145.64)    2.78                38