Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2021 9 5.  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)
 09/06/2021   06:30:35   (   0.29,-128.24) (   1.12,-124.33)  445.50                80
 09/06/2021   18:49:11   (  -0.31,-128.19) (  -0.05,-129.49)  147.09                80
 09/08/2021   18:39:40   (  -0.31,-128.17) (  -0.66,-126.53)  187.02                80
 09/09/2021   06:58:24   (   0.34,-128.22) (  -0.40,-131.73)  399.06                80
 09/11/2021   06:46:14   (   0.33,-128.19) (   0.22,-128.77)   65.59                80
 09/13/2021   06:36:43   (   0.32,-128.15) (   0.84,-125.81)  267.06                80
 09/13/2021   18:55:18   (  -0.35,-128.09) (   0.24,-130.97)  326.48                80
 09/15/2021   18:43:06   (  -0.34,-128.05) (  -0.33,-128.00)    5.80                80
 09/17/2021   18:33:36   (  -0.33,-128.01) (  -0.96,-125.04)  336.97                80
 09/18/2021   06:52:20   (   0.35,-128.05) (  -0.10,-130.24)  249.20                80