Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2021 3 12.  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)
 03/12/2021   06:39:38   (  -0.16,-128.34) (   0.12,-127.18)  131.90                80
 03/12/2021   19:00:52   (   0.16,-128.43) (   0.99,-132.34)  444.65                80
 03/14/2021   06:27:25   (  -0.16,-128.35) (   0.72,-124.22)  469.88                80
 03/14/2021   18:48:40   (   0.16,-128.44) (   0.38,-129.38)  106.66                80
 03/16/2021   18:39:08   (   0.16,-128.46) (  -0.28,-126.43)  231.04                80
 03/17/2021   07:00:31   (  -0.16,-128.37) (  -0.82,-131.62)  368.14                80
 03/19/2021   06:48:18   (  -0.15,-128.38) (  -0.21,-128.66)   31.36                80
 03/21/2021   06:33:25   (  -0.15,-128.38) (   0.40,-125.69)  304.67                80
 03/21/2021   18:54:41   (   0.15,-128.46) (   0.64,-130.86)  273.00                80
 03/23/2021   18:45:08   (   0.14,-128.45) (   0.03,-127.90)   62.32                80
 03/25/2021   18:32:55   (   0.14,-128.43) (  -0.59,-124.94)  397.28                80