Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 9 6.  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)
 09/06/2020   07:00:53   (  -0.03,-127.98) (  -0.80,-131.64)  417.04                80
 09/08/2020   06:48:44   (  -0.03,-128.04) (  -0.15,-128.70)   74.39                80
 09/10/2020   06:33:53   (  -0.03,-128.09) (   0.45,-125.73)  267.66                80
 09/10/2020   18:57:48   (   0.04,-128.06) (   0.63,-130.89)  322.12                80
 09/12/2020   18:43:35   (   0.04,-128.10) (   0.03,-127.93)   19.18                42
 09/14/2020   18:30:48   (   0.04,-128.14) (  -0.64,-124.98)  359.63                80
 09/15/2020   06:54:51   (  -0.05,-128.20) (  -0.49,-130.17)  224.08                80
 09/17/2020   06:40:01   (  -0.05,-128.24) (   0.18,-127.22)  115.93                80
 09/17/2020   19:03:56   (   0.06,-128.20) (   0.97,-132.37)  474.67                80
 09/19/2020   06:27:50   (  -0.05,-128.27) (   0.79,-124.26)  455.59                80
 09/19/2020   18:51:46   (   0.06,-128.23) (   0.30,-129.42)  135.10                80