Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 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)
 11/13/2020   18:55:08   (   0.20,-127.63) (   0.86,-130.82)  361.96                80
 11/15/2020   18:42:57   (   0.20,-127.55) (   0.26,-127.86)   35.03                80
 11/17/2020   18:33:26   (   0.21,-127.46) (  -0.34,-124.90)  291.37                80
 11/18/2020   06:52:10   (  -0.20,-127.45) (  -0.79,-130.09)  300.99                80
 11/20/2020   06:42:39   (  -0.21,-127.35) (  -0.18,-127.13)   25.16                80
 11/22/2020   06:30:28   (  -0.22,-127.26) (   0.43,-124.17)  351.16                80
 11/22/2020   18:49:03   (   0.21,-127.23) (   0.64,-129.33)  238.58                80
 11/24/2020   18:39:32   (   0.21,-127.14) (   0.03,-126.38)   87.33                80
 11/26/2020   18:27:21   (   0.22,-127.04) (  -0.53,-123.41)  412.88                80
 11/27/2020   06:46:05   (  -0.21,-127.02) (  -0.53,-128.61)  180.19                80