Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2021 11 6.  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)
 11/07/2021   06:40:16   (   0.30,-128.45) (   0.54,-127.30)  131.18                80
 11/07/2021   19:04:11   (  -0.29,-128.46) (   0.57,-132.45)  454.35                80
 11/09/2021   06:28:04   (   0.30,-128.45) (   1.17,-124.34)  467.54                80
 11/09/2021   18:51:59   (  -0.29,-128.45) (  -0.06,-129.49)  118.06                80
 11/11/2021   18:37:07   (  -0.28,-128.45) (  -0.69,-126.53)  218.10                80
 11/12/2021   07:01:11   (   0.27,-128.44) (  -0.42,-131.72)  372.40                80
 11/14/2021   06:48:59   (   0.27,-128.44) (   0.22,-128.76)   36.31                80
 11/16/2021   06:34:06   (   0.27,-128.43) (   0.81,-125.79)  299.82                80
 11/16/2021   18:58:00   (  -0.26,-128.44) (   0.30,-130.95)  285.99                80
 11/18/2021   18:43:09   (  -0.26,-128.42) (  -0.36,-127.99)   49.55                80