Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 5 20.  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)
 05/20/2021   10:43:05   (  80.36,  50.05) 05/20/2021   10:41:52  (  80.38,  49.99)    2.60                73
 05/20/2021   11:32:32   ( -80.36,-142.33) 05/20/2021   11:32:46  ( -80.36,-142.26)    1.36                14
 05/22/2021   17:06:17   (  80.36, -45.76) 05/22/2021   17:06:02  (  80.37, -45.76)    1.32                15
 05/22/2021   17:55:44   ( -80.36, 121.88) 05/22/2021   17:56:56  ( -80.35, 121.90)    1.16                72
 05/24/2021   22:40:02   ( -80.39,  51.06) 05/24/2021   22:39:07  ( -80.37,  51.09)    1.87                55
 05/24/2021   23:29:29   (  80.36,-141.59) 05/24/2021   23:30:12  (  80.36,-141.55)    1.09                43
 05/27/2021   05:03:14   ( -80.38, -44.78) 05/27/2021   05:03:17  ( -80.37, -44.78)    1.84                 3
 05/29/2021   10:36:59   (  80.37,  51.69) 05/29/2021   10:36:33  (  80.38,  51.82)    2.38                26
 05/29/2021   11:26:26   ( -80.38,-140.63) 05/29/2021   11:27:27  ( -80.36,-140.66)    1.75                61
 05/31/2021   16:10:44   ( -80.40, 148.50) 05/31/2021   16:09:38  ( -80.38, 148.48)    1.50                66
 05/31/2021   17:00:11   (  80.36, -44.19) 05/31/2021   17:00:43  (  80.37, -44.07)    2.41                32