Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 8 14.  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)
 08/16/2021   00:00:48   (  80.47,-148.18) 08/15/2021   23:59:39  (  80.49,-148.12)    2.55                69
 08/16/2021   00:50:15   ( -80.47,  19.47) 08/16/2021   00:50:43  ( -80.48,  19.31)    3.19                28
 08/18/2021   06:23:59   (  80.48, 116.11) 08/18/2021   06:23:46  (  80.48, 116.19)    1.42                13
 08/20/2021   11:57:44   ( -80.49,-147.25) 08/20/2021   11:56:58  ( -80.49,-147.25)    0.50                46
 08/20/2021   12:47:10   (  80.49,  20.38) 08/20/2021   12:47:53  (  80.47,  20.48)    2.57                43
 08/22/2021   18:20:54   ( -80.49, 117.03) 08/22/2021   18:21:04  ( -80.49, 116.90)    2.50                10
 08/24/2021   23:54:38   (  80.49,-146.43) 08/24/2021   23:54:09  (  80.50,-146.60)    3.29                29
 08/25/2021   00:44:06   ( -80.47,  20.97) 08/25/2021   00:45:11  ( -80.49,  21.01)    2.07                65
 08/27/2021   05:28:23   ( -80.50, -49.78) 08/27/2021   05:27:19  ( -80.50, -49.83)    0.96                64