Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2021 11 24.  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)
 11/25/2021   06:28:00   (   0.23,-128.29) (   1.06,-124.31)  452.24                80
 11/25/2021   18:51:56   (  -0.22,-128.31) (   0.01,-129.47)  132.01                80
 11/27/2021   18:37:04   (  -0.22,-128.26) (  -0.56,-126.50)  199.70                80
 11/28/2021   07:01:07   (   0.20,-128.23) (  -0.57,-131.69)  394.31                80
 11/30/2021   06:48:57   (   0.20,-128.18) (   0.07,-128.74)   63.18                80
 12/02/2021   06:34:06   (   0.20,-128.13) (   0.71,-125.78)  267.24                80
 12/02/2021   18:58:00   (  -0.19,-128.14) (   0.42,-130.93)  317.73                80
 12/04/2021   18:43:09   (  -0.19,-128.08) (  -0.22,-127.98)   11.73                80
 12/06/2021   18:30:57   (  -0.18,-128.01) (  -0.81,-125.01)  340.48                80
 12/07/2021   06:55:01   (   0.17,-127.97) (  -0.31,-130.20)  253.93                80