Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2018 12 19.  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)
 12/19/2018   16:48:52   (  78.29, -55.36) 12/19/2018   16:48:15  (  78.28, -55.35)    1.10                37
 12/19/2018   17:38:20   ( -78.25, 112.11) 12/19/2018   17:39:09  ( -78.26, 112.05)    1.57                49
 12/21/2018   22:22:37   ( -78.31,  41.32) 12/21/2018   22:21:40  ( -78.31,  41.19)    2.95                57
 12/21/2018   23:12:04   (  78.26,-151.29) 12/21/2018   23:12:45  (  78.26,-151.29)    0.18                41
 12/24/2018   03:56:21   (  78.33, 137.97) 12/24/2018   03:55:16  (  78.32, 137.79)    4.03                65
 12/24/2018   04:45:50   ( -78.26, -54.75) 12/24/2018   04:46:10  ( -78.29, -54.73)    3.57                20
 12/26/2018   10:19:34   (  78.28,  41.95) 12/26/2018   10:19:45  (  78.27,  42.04)    2.35                11
 12/28/2018   15:53:20   ( -78.31, 138.63) 12/28/2018   15:53:10  ( -78.29, 138.70)    3.02                10
 12/30/2018   21:27:05   (  78.32,-124.78) 12/30/2018   21:26:45  (  78.30,-124.70)    2.42                20
 12/30/2018   22:16:33   ( -78.29,  42.75) 12/30/2018   22:17:40  ( -78.27,  42.76)    2.76                67
 01/02/2019   03:00:52   ( -78.33, -28.17) 01/02/2019   03:00:11  ( -78.32, -28.14)    0.80                41