Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 10 16.  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)
 10/17/2021   21:38:53   (  80.56,-111.87) 10/17/2021   21:38:54  (  80.56,-111.84)    0.52                 1
 10/20/2021   03:12:37   ( -80.58, -15.10) 10/20/2021   03:11:55  ( -80.56, -14.99)    2.83                42
 10/20/2021   04:02:04   (  80.55, 152.28) 10/20/2021   04:03:00  (  80.56, 152.14)    2.88                56
 10/22/2021   08:46:24   (  80.48,  80.46) 10/22/2021   08:45:10  (  80.63,  80.10)   17.54                74
 10/22/2021   09:35:48   ( -80.57,-110.96) 10/22/2021   09:36:01  ( -80.56,-110.90)    1.81                13
 10/24/2021   15:09:32   (  80.56, -14.48) 10/24/2021   15:09:12  (  80.58, -14.57)    2.32                20
 10/24/2021   15:58:59   ( -80.56, 153.16) 10/24/2021   16:00:07  ( -80.56, 153.18)    0.71                68
 10/26/2021   20:43:16   ( -80.58,  82.27) 10/26/2021   20:42:14  ( -80.57,  82.32)    1.07                62
 10/26/2021   21:32:43   (  80.55,-110.41) 10/26/2021   21:33:17  (  80.57,-110.33)    2.71                34