Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2021 6 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 06/02/2021   06:27:22   (   0.08,-128.44) (   0.95,-124.32)  468.52                80
 06/02/2021   18:48:38   (  -0.08,-128.46) (   0.14,-129.48)  115.64                80
 06/04/2021   18:39:08   (  -0.08,-128.48) (  -0.52,-126.52)  222.35                80
 06/05/2021   07:00:32   (   0.08,-128.47) (  -0.61,-131.71)  368.28                80
 06/07/2021   06:48:22   (   0.08,-128.48) (   0.05,-128.76)   31.03                80
 06/09/2021   06:33:31   (   0.08,-128.49) (   0.65,-125.80)  305.70                80
 06/09/2021   18:54:46   (  -0.08,-128.49) (   0.44,-130.96)  280.46                80
 06/11/2021   18:45:15   (  -0.09,-128.49) (  -0.17,-127.99)   55.56                80
 06/13/2021   18:33:06   (  -0.09,-128.48) (  -0.83,-125.05)  390.85                80
 06/14/2021   06:54:29   (   0.09,-128.48) (  -0.29,-130.23)  199.02                80