Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 4 30.  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)
 04/30/2020   18:38:44   (   0.25,-128.23) (  -0.16,-126.44)  204.69                80
 05/01/2020   07:00:07   (  -0.24,-128.21) (  -0.95,-131.63)  388.27                80
 05/03/2020   06:47:55   (  -0.24,-128.23) (  -0.35,-128.67)   49.98                80
 05/05/2020   06:33:03   (  -0.24,-128.25) (   0.31,-125.72)  288.18                80
 05/05/2020   18:54:17   (   0.23,-128.28) (   0.80,-130.87)  295.12                80
 05/07/2020   18:44:45   (   0.23,-128.30) (   0.14,-127.93)   42.45                80
 05/09/2020   18:32:33   (   0.23,-128.30) (  -0.46,-124.96)  379.35                80
 05/10/2020   06:53:56   (  -0.22,-128.28) (  -0.63,-130.16)  213.56                80
 05/12/2020   06:39:04   (  -0.21,-128.28) (   0.04,-127.21)  122.74                80
 05/12/2020   19:00:19   (   0.21,-128.30) (   1.08,-132.36)  461.79                80