Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 10 13.  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)
 10/13/2021   09:41:59   ( -80.54,-112.78) 10/13/2021   09:41:38  ( -80.56,-112.84)    2.63                21
 10/15/2021   15:15:42   (  80.58, -15.83) 10/15/2021   15:14:49  (  80.56, -15.97)    3.18                53
 10/15/2021   16:05:10   ( -80.54, 151.43) 10/15/2021   16:05:43  ( -80.55, 151.62)    3.49                33
 10/17/2021   21:38:53   (  80.54,-111.99) 10/17/2021   21:38:54  (  80.56,-111.97)    2.17                 1
 10/20/2021   03:12:37   ( -80.56, -15.22) 10/20/2021   03:11:55  ( -80.56, -15.11)    2.03                42
 10/20/2021   04:02:03   (  80.57, 152.46) 10/20/2021   04:02:59  (  80.55, 152.35)    2.66                56
 10/22/2021   08:46:23   (  80.50,  80.62) 10/22/2021   08:45:10  (  80.63,  79.95)   19.49                73
 10/22/2021   09:35:48   ( -80.56,-111.09) 10/22/2021   09:36:01  ( -80.56,-111.03)    1.30                13
 10/24/2021   15:09:31   (  80.57, -14.34) 10/24/2021   15:09:11  (  80.57, -14.38)    1.06                20
 10/24/2021   15:58:59   ( -80.55, 153.00) 10/24/2021   16:00:07  ( -80.56, 153.03)    1.82                68
 10/26/2021   20:43:16   ( -80.56,  82.08) 10/26/2021   20:42:14  ( -80.58,  82.15)    2.51                62