Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2021 11 16.  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)
 11/16/2021   06:34:06   (   0.27,-128.42) (   0.84,-125.80)  297.75                80
 11/16/2021   18:58:01   (  -0.25,-128.43) (   0.27,-130.95)  286.92                80
 11/18/2021   18:43:08   (  -0.26,-128.41) (  -0.32,-127.98)   47.95                80
 11/20/2021   18:30:56   (  -0.25,-128.39) (  -0.97,-125.03)  381.99                80
 11/21/2021   06:55:00   (   0.24,-128.37) (  -0.14,-130.22)  210.24                80
 11/23/2021   06:40:07   (   0.24,-128.34) (   0.45,-127.25)  123.15                80
 11/23/2021   19:04:02   (  -0.22,-128.34) (   0.66,-132.40)  462.22                80
 11/25/2021   06:27:55   (   0.23,-128.30) (   1.11,-124.29)  456.08                80
 11/25/2021   18:51:50   (  -0.22,-128.30) (  -0.00,-129.45)  129.40                80
 11/27/2021   18:36:57   (  -0.22,-128.26) (  -0.60,-126.48)  203.15                80
 11/28/2021   07:01:00   (   0.20,-128.24) (  -0.56,-131.66)  389.16                80