Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 3 22.  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)
 03/22/2020   18:30:16   (   0.27,-128.18) (  -0.40,-124.92)  369.90                80
 03/23/2020   06:54:20   (  -0.29,-128.11) (  -0.71,-130.12)  227.57                80
 03/25/2020   06:39:27   (  -0.28,-128.06) (  -0.12,-127.15)  103.00                80
 03/25/2020   19:03:22   (   0.30,-128.10) (   1.22,-132.31)  478.57                80
 03/27/2020   06:27:15   (  -0.28,-128.01) (   0.54,-124.20)  433.03                80
 03/27/2020   18:51:10   (   0.29,-128.05) (   0.57,-129.35)  148.66                80
 03/29/2020   18:36:17   (   0.29,-127.98) (  -0.02,-126.39)  180.50                80
 03/30/2020   07:00:21   (  -0.30,-127.91) (  -1.08,-131.58)  417.52                80
 04/01/2020   06:48:09   (  -0.29,-127.84) (  -0.43,-128.63)   89.51                80
 04/03/2020   06:33:16   (  -0.28,-127.76) (   0.17,-125.67)  238.00                80
 04/03/2020   18:54:31   (   0.29,-127.79) (   0.94,-130.82)  344.65                80