Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 4 12.  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)
 04/12/2020   06:27:07   (  -0.28,-127.77) (   0.48,-124.20)  406.95                80
 04/12/2020   18:48:21   (   0.28,-127.83) (   0.63,-129.35)  173.25                80
 04/14/2020   18:38:50   (   0.28,-127.90) (  -0.05,-126.41)  169.36                80
 04/15/2020   07:00:14   (  -0.28,-127.87) (  -1.07,-131.60)  423.39                80
 04/17/2020   06:48:02   (  -0.27,-127.94) (  -0.45,-128.64)   81.15                80
 04/19/2020   06:33:11   (  -0.27,-127.99) (   0.22,-125.70)  261.13                80
 04/19/2020   18:54:27   (   0.27,-128.04) (   0.84,-130.86)  319.92                80
 04/21/2020   18:44:55   (   0.27,-128.10) (   0.23,-127.91)   22.07                80
 04/23/2020   18:32:44   (   0.27,-128.15) (  -0.43,-124.96)  363.55                80
 04/24/2020   06:54:08   (  -0.27,-128.14) (  -0.68,-130.15)  229.13                80