Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 2 10.  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)
 02/10/2021   18:27:10   (  80.19, -67.66) 02/10/2021   18:27:12  (  80.22, -67.63)    3.05                 2
 02/13/2021   00:00:53   ( -80.22,  29.16) 02/13/2021   00:00:21  ( -80.22,  29.15)    0.30                32
 02/13/2021   00:50:20   (  80.19,-163.46) 02/13/2021   00:51:24  (  80.21,-163.43)    1.89                64
 02/15/2021   05:34:36   (  80.22, 125.74) 02/15/2021   05:33:37  (  80.23, 125.78)    1.20                59
 02/15/2021   06:24:03   ( -80.22, -66.63) 02/15/2021   06:24:33  ( -80.20, -66.50)    3.45                30
 02/17/2021   11:57:46   (  80.22,  29.91) 02/17/2021   11:57:49  (  80.22,  29.94)    0.69                 3
 02/19/2021   17:31:30   ( -80.22, 126.44) 02/19/2021   17:31:00  ( -80.23, 126.56)    3.14                30
 02/19/2021   18:20:56   (  80.21, -65.93) 02/19/2021   18:22:01  (  80.22, -65.92)    0.35                65
 02/21/2021   23:05:12   (  80.24,-136.78) 02/21/2021   23:04:14  (  80.24,-136.77)    0.41                58