Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 6 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)
 06/22/2020   06:33:21   (  -0.07,-127.87) (   0.41,-125.73)  244.02                80
 06/22/2020   18:54:37   (   0.06,-127.88) (   0.68,-130.89)  341.33                80
 06/24/2020   18:45:07   (   0.06,-127.94) (   0.03,-127.93)    2.78                80
 06/26/2020   18:32:57   (   0.06,-128.00) (  -0.61,-124.98)  343.40                80
 06/27/2020   06:54:21   (  -0.05,-128.02) (  -0.52,-130.17)  244.58                80
 06/29/2020   06:39:31   (  -0.05,-128.07) (   0.13,-127.22)   97.17                80
 06/29/2020   19:00:47   (   0.04,-128.07) (   0.96,-132.37)  489.43                80
 07/01/2020   06:27:21   (  -0.05,-128.12) (   0.78,-124.26)  438.45                80
 07/01/2020   18:48:37   (   0.04,-128.12) (   0.31,-129.42)  148.17                80
 07/03/2020   18:39:07   (   0.04,-128.16) (  -0.34,-126.47)  192.46                80
 07/04/2020   07:00:31   (  -0.04,-128.19) (  -0.79,-131.66)  394.95                80