Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2018 3 25.  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)
 03/26/2018   10:38:02   ( -77.39,-146.75) 03/26/2018   10:37:06  ( -77.37,-146.77)    2.94                56
 03/26/2018   11:27:28   (  77.34,  20.67) 03/26/2018   11:28:10  (  77.32,  20.67)    1.54                42
 03/28/2018   16:11:44   (  77.36, -50.31) 03/28/2018   16:10:49  (  77.37, -50.16)    3.79                55
 03/28/2018   17:01:12   ( -77.33, 117.21) 03/28/2018   17:01:43  ( -77.33, 117.30)    2.38                31
 03/30/2018   21:45:27   ( -77.40,  46.41) 03/30/2018   21:44:22  ( -77.39,  46.42)    0.68                65
 03/30/2018   22:34:54   (  77.34,-146.19) 03/30/2018   22:35:27  (  77.34,-146.07)    3.01                33
 04/02/2018   03:19:09   (  77.40, 142.99) 04/02/2018   03:18:06  (  77.40, 143.06)    1.92                63
 04/02/2018   04:08:37   ( -77.38, -49.48) 04/02/2018   04:09:00  ( -77.37, -49.52)    1.50                23
 04/04/2018   08:52:52   ( -77.44,-120.30) 04/04/2018   08:51:39  ( -77.43,-120.42)    3.02                73
 04/04/2018   09:42:19   (  77.37,  47.08) 04/04/2018   09:42:44  (  77.37,  47.11)    1.06                25
 04/06/2018   14:26:34   (  77.43, -23.76) 04/06/2018   14:25:23  (  77.43, -23.80)    1.09                71
 04/06/2018   15:16:02   ( -77.41, 143.79) 04/06/2018   15:16:17  ( -77.40, 143.62)    4.10                15
 04/08/2018   20:00:11   ( -77.74,  74.08) 04/08/2018   19:59:04  ( -77.79,  71.07)   71.25                67