Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2021 11 11.  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)
 11/11/2021   18:37:07   (  -0.28,-128.45) (  -0.70,-126.53)  218.12                80
 11/12/2021   07:01:11   (   0.27,-128.44) (  -0.42,-131.72)  372.75                80
 11/14/2021   06:48:59   (   0.27,-128.44) (   0.22,-128.76)   36.87                80
 11/16/2021   06:34:06   (   0.27,-128.43) (   0.80,-125.79)  299.02                80
 11/16/2021   18:58:01   (  -0.26,-128.43) (   0.31,-130.95)  286.56                80
 11/18/2021   18:43:09   (  -0.26,-128.42) (  -0.34,-127.99)   48.73                80
 11/20/2021   18:30:57   (  -0.26,-128.40) (  -0.99,-125.03)  383.39                80
 11/21/2021   06:55:00   (   0.24,-128.39) (  -0.12,-130.22)  207.69                80
 11/23/2021   06:40:08   (   0.24,-128.36) (   0.48,-127.25)  126.24                80
 11/23/2021   19:04:02   (  -0.22,-128.36) (   0.63,-132.41)  460.01                80