Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 3 18.  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)
 03/18/2020   06:33:27   (  -0.26,-128.23) (   0.30,-125.69)  288.86                80
 03/18/2020   18:57:22   (   0.28,-128.28) (   0.81,-130.85)  292.13                80
 03/20/2020   18:42:29   (   0.27,-128.23) (   0.22,-127.88)   39.22                80
 03/22/2020   18:30:17   (   0.27,-128.19) (  -0.43,-124.93)  370.37                80
 03/23/2020   06:54:21   (  -0.29,-128.12) (  -0.68,-130.12)  227.09                80
 03/25/2020   06:39:28   (  -0.28,-128.07) (  -0.09,-127.16)  103.83                80
 03/25/2020   19:03:22   (   0.30,-128.11) (   1.20,-132.31)  477.54                80
 03/27/2020   06:27:15   (  -0.28,-128.02) (   0.50,-124.19)  434.29                80
 03/27/2020   18:51:10   (   0.29,-128.06) (   0.55,-129.36)  147.28                80
 03/29/2020   18:36:18   (   0.28,-128.00) (  -0.05,-126.40)  182.26                80
 03/30/2020   07:00:21   (  -0.30,-127.93) (  -1.05,-131.59)  415.66                80