Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2018 7 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)
 07/22/2018   20:43:15   (  77.77,-116.35) 07/22/2018   20:42:17  (  77.77,-116.16)    4.47                58
 07/22/2018   21:32:43   ( -77.73,  51.14) 07/22/2018   21:33:13  ( -77.74,  51.29)    3.59                30
 07/25/2018   02:17:00   ( -77.79, -19.68) 07/25/2018   02:15:48  ( -77.80, -19.63)    1.73                72
 07/25/2018   03:06:27   (  77.74, 147.74) 07/25/2018   03:06:52  (  77.78, 147.75)    4.09                25
 07/27/2018   07:50:42   (  77.89,  77.30) 07/27/2018   07:49:31  (  77.98,  76.04)   31.38                71
 07/27/2018   08:40:12   ( -77.77,-115.59) 07/27/2018   08:40:22  ( -77.79,-115.61)    2.68                10
 07/29/2018   14:13:56   (  77.76, -19.03) 07/29/2018   14:14:01  (  77.80, -19.03)    4.47                 5
 07/31/2018   19:47:41   ( -77.79,  77.65) 07/31/2018   19:47:30  ( -77.81,  77.65)    2.21                11
 08/03/2018   01:21:24   (  77.83, 174.38) 08/03/2018   01:21:09  (  77.81, 174.31)    2.33                15