Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2021 11 13.  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)
 11/14/2021   06:48:58   (   0.27,-128.43) (   0.19,-128.76)   37.22                80
 11/16/2021   06:34:06   (   0.27,-128.42) (   0.83,-125.80)  298.35                80
 11/16/2021   18:58:01   (  -0.25,-128.43) (   0.28,-130.95)  286.86                80
 11/18/2021   18:43:09   (  -0.26,-128.41) (  -0.36,-127.99)   48.23                80
 11/20/2021   18:30:56   (  -0.25,-128.39) (  -0.95,-125.03)  382.65                80
 11/21/2021   06:55:00   (   0.24,-128.38) (  -0.15,-130.22)  208.87                80
 11/23/2021   06:40:08   (   0.24,-128.35) (   0.50,-127.26)  124.85                80
 11/23/2021   19:04:03   (  -0.22,-128.35) (   0.61,-132.41)  461.12                80
 11/25/2021   06:27:55   (   0.23,-128.32) (   1.09,-124.29)  458.04                80
 11/25/2021   18:51:50   (  -0.22,-128.32) (   0.02,-129.44)  127.96                80