Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 8 29.  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)
 08/29/2020   18:33:19   (   0.01,-127.66) (  -0.55,-124.96)  306.64                80
 08/30/2020   06:54:44   (  -0.02,-127.73) (  -0.53,-130.15)  275.66                80
 09/01/2020   06:39:54   (  -0.02,-127.80) (   0.12,-127.20)   68.40                80
 09/03/2020   06:27:44   (  -0.01,-127.88) (   0.78,-124.25)  412.40                80
 09/03/2020   18:51:39   (   0.02,-127.84) (   0.37,-129.40)  177.72                80
 09/05/2020   18:36:49   (   0.02,-127.91) (  -0.29,-126.45)  166.07                80
 09/06/2020   07:00:54   (  -0.03,-127.99) (  -0.78,-131.65)  415.72                80
 09/08/2020   06:48:43   (  -0.03,-128.05) (  -0.18,-128.69)   72.63                80
 09/10/2020   06:33:53   (  -0.03,-128.11) (   0.48,-125.74)  269.81                80
 09/10/2020   18:57:48   (   0.04,-128.07) (   0.67,-130.89)  321.44                80