Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 3 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)
 03/14/2021   03:36:55   (  80.30, 155.70) 03/14/2021   03:36:03  (  80.27, 155.60)    3.30                52
 03/14/2021   04:26:23   ( -80.26, -37.00) 03/14/2021   04:27:06  ( -80.25, -36.87)    2.41                43
 03/16/2021   10:00:05   (  80.27,  59.64) 03/16/2021   10:00:15  (  80.27,  59.65)    0.62                10
 03/18/2021   15:33:48   ( -80.27, 156.21) 03/18/2021   15:33:32  ( -80.28, 156.20)    1.94                16
 03/18/2021   16:23:14   (  80.27, -36.14) 03/18/2021   16:24:27  (  80.27, -36.29)    2.87                73
 03/20/2021   21:07:29   (  80.30,-106.92) 03/20/2021   21:06:39  (  80.28,-106.88)    2.49                50
 03/20/2021   21:56:57   ( -80.27,  60.43) 03/20/2021   21:57:44  ( -80.28,  60.36)    1.70                47
 03/23/2021   02:41:14   ( -80.23, -10.96) 03/23/2021   02:40:01  ( -80.37, -11.81)   22.32                73
 03/23/2021   03:30:38   (  80.30, 157.26) 03/23/2021   03:30:51  (  80.28, 157.17)    2.68                13
 03/25/2021   09:04:21   ( -80.30,-106.17) 03/25/2021   09:04:08  ( -80.27,-106.03)    3.49                13