Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2018 12 22.  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)
 12/24/2018   03:56:21   (  78.30, 137.83) 12/24/2018   03:55:16  (  78.31, 137.88)    1.49                65
 12/24/2018   04:45:49   ( -78.27, -54.69) 12/24/2018   04:46:10  ( -78.28, -54.65)    1.30                21
 12/26/2018   10:19:33   (  78.27,  41.90) 12/26/2018   10:19:46  (  78.30,  41.90)    2.71                13
 12/28/2018   15:53:18   ( -78.31, 138.63) 12/28/2018   15:53:11  ( -78.31, 138.54)    2.04                 7
 12/30/2018   21:27:02   (  78.32,-124.73) 12/30/2018   21:26:46  (  78.32,-124.86)    2.84                16
 12/30/2018   22:16:31   ( -78.26,  42.58) 12/30/2018   22:17:41  ( -78.29,  42.60)    4.26                70
 01/02/2019   03:00:48   ( -78.34, -28.11) 01/02/2019   03:00:11  ( -78.32, -28.08)    2.37                37
 01/02/2019   03:50:15   (  78.28, 139.24) 01/02/2019   03:51:15  (  78.29, 139.32)    2.41                60
 01/04/2019   08:34:32   (  78.36,  68.58) 01/04/2019   08:33:45  (  78.33,  68.53)    3.72                47