Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 12 7.  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)
 12/08/2020   06:30:32   (  -0.22,-128.10) (   0.59,-124.22)  440.64                80
 12/08/2020   18:49:08   (   0.20,-128.09) (   0.48,-129.38)  146.67                80
 12/10/2020   18:39:37   (   0.20,-128.13) (  -0.18,-126.43)  193.46                80
 12/11/2020   06:58:21   (  -0.18,-128.15) (  -0.94,-131.62)  395.02                80
 12/13/2020   06:46:10   (  -0.19,-128.18) (  -0.29,-128.67)   55.63                80
 12/15/2020   06:36:38   (  -0.19,-128.20) (   0.31,-125.70)  283.16                80
 12/15/2020   18:55:14   (   0.17,-128.19) (   0.75,-130.87)  304.35                80
 12/17/2020   18:45:43   (   0.18,-128.21) (   0.09,-127.92)   34.22                80
 12/19/2020   18:33:31   (   0.19,-128.23) (  -0.52,-124.95)  372.57                80
 12/20/2020   06:52:15   (  -0.17,-128.24) (  -0.59,-130.14)  216.70                80