Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 12 27.  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)
 12/28/2021   18:20:55   ( -80.64, 118.42) 12/28/2021   18:20:30  ( -80.65, 118.30)    2.55                25
 12/28/2021   19:10:21   (  80.65, -73.90) 12/28/2021   19:11:25  (  80.63, -73.81)    2.27                64
 12/30/2021   23:54:37   (  80.65,-144.87) 12/30/2021   23:53:30  (  80.65,-144.71)    2.88                67
 12/31/2021   00:44:04   ( -80.65,  22.75) 12/31/2021   00:44:32  ( -80.64,  22.86)    2.69                28
 01/02/2022   06:17:46   (  80.66, 119.41) 01/02/2022   06:17:34  (  80.65, 119.27)    2.78                12
 01/04/2022   11:51:29   ( -80.66,-143.99) 01/04/2022   11:50:40  ( -80.66,-144.10)    2.09                49
 01/04/2022   12:40:55   (  80.66,  23.65) 01/04/2022   12:41:37  (  80.64,  23.58)    2.65                42
 01/06/2022   18:14:39   ( -80.63, 119.90) 01/06/2022   18:14:43  ( -80.66, 120.01)    3.06                 4
 01/08/2022   23:48:20   (  80.66,-143.27) 01/08/2022   23:47:45  (  80.65,-143.13)    2.57                35