Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2018 4 28.  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)
 04/28/2018   22:53:08   ( -77.51,  29.80) 04/28/2018   22:52:36  ( -77.52,  29.72)    2.18                32
 04/28/2018   23:42:35   (  77.45,-162.77) 04/28/2018   23:43:38  (  77.46,-162.75)    0.79                63
 05/01/2018   04:26:50   (  77.51, 126.39) 05/01/2018   04:26:15  (  77.49, 126.50)    3.25                35
 05/01/2018   05:16:18   ( -77.48, -66.11) 05/01/2018   05:17:13  ( -77.48, -66.17)    1.41                55
 05/03/2018   10:00:33   ( -77.53,-136.95) 05/03/2018   09:59:51  ( -77.53,-137.01)    1.67                42
 05/03/2018   10:50:00   (  77.48,  30.46) 05/03/2018   10:50:52  (  77.48,  30.47)    0.77                52
 05/05/2018   15:34:15   (  77.53, -40.40) 05/05/2018   15:33:29  (  77.52, -40.31)    2.24                46
 05/05/2018   16:23:43   ( -77.50, 127.12) 05/05/2018   16:24:28  ( -77.50, 127.07)    1.21                45
 05/07/2018   21:07:58   ( -77.55,  56.26) 05/07/2018   21:07:06  ( -77.56,  56.20)    1.55                52
 05/07/2018   21:57:25   (  77.49,-136.36) 05/07/2018   21:58:06  (  77.52,-136.37)    3.33                41
 05/10/2018   02:41:40   (  77.54, 152.76) 05/10/2018   02:40:43  (  77.57, 152.82)    3.42                57