Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 9 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)
 09/23/2021   04:20:29   (  80.52, 147.40) 09/23/2021   04:19:44  (  80.53, 147.50)    2.27                45
 09/23/2021   05:09:56   ( -80.52, -45.00) 09/23/2021   05:10:39  ( -80.52, -44.94)    1.13                43
 09/25/2021   10:43:39   (  80.54,  51.83) 09/25/2021   10:43:50  (  80.52,  51.83)    2.41                11
 09/27/2021   16:17:24   ( -80.53, 148.24) 09/27/2021   16:16:53  ( -80.54, 148.21)    1.53                31
 09/27/2021   17:06:50   (  80.53, -44.08) 09/27/2021   17:07:57  (  80.53, -44.21)    2.37                67
 09/29/2021   21:51:07   (  80.55,-115.00) 09/29/2021   21:50:04  (  80.54,-114.86)    2.81                63
 09/29/2021   22:40:35   ( -80.52,  52.32) 09/29/2021   22:40:59  ( -80.54,  52.42)    2.73                24
 10/02/2021   04:14:18   (  80.53, 149.04) 10/02/2021   04:14:11  (  80.54, 149.04)    1.36                 7
 10/04/2021   09:48:02   ( -80.54,-114.25) 10/04/2021   09:47:12  ( -80.54,-114.12)    2.36                50