Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 10 9.  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)
 10/10/2020   06:48:50   (  -0.13,-128.44) (  -0.21,-128.68)   28.88                80
 10/12/2020   06:33:59   (  -0.13,-128.42) (   0.43,-125.73)  305.97                80
 10/12/2020   18:57:55   (   0.14,-128.39) (   0.64,-130.89)  283.96                80
 10/14/2020   18:43:03   (   0.14,-128.37) (   0.06,-127.92)   50.27                80
 10/16/2020   18:30:52   (   0.14,-128.35) (  -0.58,-124.97)  384.00                80
 10/17/2020   06:54:56   (  -0.14,-128.37) (  -0.53,-130.16)  203.58                80
 10/19/2020   06:40:05   (  -0.15,-128.34) (   0.12,-127.20)  129.57                80
 10/19/2020   19:04:00   (   0.15,-128.30) (   1.02,-132.35)  460.74                80
 10/21/2020   06:27:53   (  -0.15,-128.30) (   0.71,-124.24)  462.12                80
 10/21/2020   18:51:48   (   0.16,-128.26) (   0.43,-129.39)  128.40                80