Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NOAA-19
TLE Epoch: 2021 6 25.  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)
 06/25/2021   08:39:42   (  80.42,  81.56) 06/25/2021   08:38:29  (  80.42,  81.55)    0.24                73
 06/25/2021   09:29:08   ( -80.42,-110.86) 06/25/2021   09:29:25  ( -80.41,-110.93)    1.64                17
 06/27/2021   15:02:52   (  80.42, -14.22) 06/27/2021   15:02:36  (  80.41, -14.10)    2.92                16
 06/27/2021   15:52:18   ( -80.45, 153.69) 06/27/2021   15:53:32  ( -80.36, 153.95)   10.85                74
 06/29/2021   20:36:37   ( -80.42,  82.29) 06/29/2021   20:35:45  ( -80.43,  82.18)    2.57                52
 06/29/2021   21:26:03   (  80.42,-110.03) 06/29/2021   21:26:45  (  80.41,-110.13)    2.24                42
 07/02/2021   02:59:48   ( -80.42, -13.51) 07/02/2021   02:59:54  ( -80.43, -13.66)    2.91                 6
 07/04/2021   08:33:32   (  80.41,  83.00) 07/04/2021   08:33:03  (  80.43,  83.12)    2.92                29
 07/04/2021   09:22:59   ( -80.42,-109.34) 07/04/2021   09:24:02  ( -80.41,-109.19)    2.79                63
 07/06/2021   14:07:16   ( -80.44, 179.83) 07/06/2021   14:06:12  ( -80.43, 179.96)    2.60                64
 07/06/2021   14:56:42   (  80.44, -12.54) 07/06/2021   14:57:11  (  80.42, -12.66)    2.79                29