Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 9 5.  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)
 09/05/2020   18:36:49   (   0.02,-127.91) (  -0.29,-126.45)  166.21                80
 09/06/2020   07:00:54   (  -0.03,-127.98) (  -0.78,-131.65)  417.03                80
 09/08/2020   06:48:43   (  -0.03,-128.04) (  -0.19,-128.69)   74.34                80
 09/10/2020   06:33:53   (  -0.03,-128.09) (   0.47,-125.74)  267.68                80
 09/10/2020   18:57:48   (   0.04,-128.06) (   0.67,-130.88)  322.29                80
 09/12/2020   18:42:58   (   0.04,-128.10) (   0.01,-127.94)   18.89                80
 09/14/2020   18:30:48   (   0.04,-128.14) (  -0.65,-124.99)  359.46                80
 09/15/2020   06:54:52   (  -0.05,-128.20) (  -0.47,-130.17)  224.05                80
 09/17/2020   06:40:02   (  -0.05,-128.24) (   0.19,-127.23)  115.96                80
 09/17/2020   19:03:57   (   0.06,-128.20) (   0.95,-132.37)  474.87                80