Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 6 15.  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)
 06/16/2021   09:35:18   ( -80.40,-112.57) 06/16/2021   09:34:48  ( -80.41,-112.65)    1.76                30
 06/16/2021   10:24:44   (  80.41,  55.14) 06/16/2021   10:25:51  (  80.38,  55.08)    3.00                67
 06/18/2021   15:09:02   (  80.41, -15.88) 06/18/2021   15:08:01  (  80.40, -15.73)    3.07                61
 06/18/2021   15:58:29   ( -80.41, 151.73) 06/18/2021   15:58:57  ( -80.40, 151.65)    2.20                28
 06/20/2021   21:32:12   (  80.42,-111.61) 06/20/2021   21:32:09  (  80.40,-111.61)    2.30                 3
 06/23/2021   03:05:57   ( -80.42, -15.02) 06/23/2021   03:05:16  ( -80.41, -15.08)    1.53                41
 06/23/2021   03:55:24   (  80.39, 152.33) 06/23/2021   03:56:18  (  80.40, 152.48)    2.72                54
 06/25/2021   08:39:41   (  80.43,  81.57) 06/25/2021   08:38:28  (  80.42,  81.58)    0.50                73
 06/25/2021   09:29:08   ( -80.43,-110.76) 06/25/2021   09:29:25  ( -80.40,-110.83)    2.93                17
 06/27/2021   15:02:52   (  80.43, -14.21) 06/27/2021   15:02:37  (  80.42, -14.38)    3.34                15