Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2021 10 25.  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)
 10/26/2021   18:39:51   (  -0.33,-128.37) (  -0.73,-126.56)  206.31                80
 10/27/2021   07:01:15   (   0.33,-128.37) (  -0.39,-131.74)  384.23                80
 10/29/2021   06:49:04   (   0.32,-128.38) (   0.27,-128.79)   45.92                80
 10/31/2021   06:34:12   (   0.32,-128.40) (   0.86,-125.83)  292.20                80
 10/31/2021   18:58:07   (  -0.31,-128.41) (   0.26,-130.98)  292.76                80
 11/02/2021   18:43:16   (  -0.32,-128.42) (  -0.40,-128.03)   44.82                80
 11/04/2021   18:31:04   (  -0.32,-128.43) (  -1.01,-125.06)  381.76                80
 11/05/2021   06:55:08   (   0.31,-128.42) (  -0.11,-130.25)  209.05                80
 11/07/2021   06:40:17   (   0.31,-128.41) (   0.56,-127.30)  126.85                80
 11/07/2021   19:04:11   (  -0.29,-128.42) (   0.56,-132.45)  458.93                80