Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2022 1 19.  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)
 01/19/2022   06:33:54   (   0.02,-128.35) (   0.60,-125.75)  296.11                80
 01/19/2022   18:57:49   (  -0.01,-128.37) (   0.52,-130.90)  287.88                80
 01/21/2022   18:42:57   (  -0.01,-128.37) (  -0.11,-127.94)   48.52                80
 01/23/2022   18:30:45   (  -0.00,-128.36) (  -0.75,-124.99)  384.51                80
 01/24/2022   06:54:47   (  -0.00,-128.34) (  -0.41,-130.17)  207.93                80
 01/26/2022   06:39:56   (   0.00,-128.33) (   0.24,-127.21)  127.09                80
 01/26/2022   19:03:50   (   0.00,-128.34) (   0.88,-132.36)  457.64                80
 01/28/2022   06:27:44   (   0.01,-128.31) (   0.90,-124.26)  461.18                80
 01/28/2022   18:49:20   (  -0.01,-128.32) (   0.22,-129.41)  123.77                58
 01/30/2022   18:39:25   (  -0.01,-128.29) (  -0.38,-126.45)  209.57                80
 01/31/2022   07:00:49   (   0.01,-128.27) (  -0.71,-131.64)  383.28                80