Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2020 12 16.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 12/16/2020   06:47:16   (  -0.18,-128.22) (   0.72,-124.09)  470.27                80
 12/16/2020   19:05:51   (   0.16,-128.21) (   0.39,-129.24)  117.45                80
 12/18/2020   18:56:18   (   0.17,-128.23) (  -0.23,-126.28)  221.32                80
 12/19/2020   07:15:02   (  -0.14,-128.24) (  -0.80,-131.48)  367.89                80
 12/21/2020   07:02:49   (  -0.15,-128.26) (  -0.18,-128.52)   29.19                80
 12/23/2020   06:53:17   (  -0.16,-128.28) (   0.44,-125.56)  309.48                80
 12/23/2020   19:11:51   (   0.13,-128.27) (   0.66,-130.71)  277.83                80
 12/25/2020   19:02:18   (   0.13,-128.28) (   0.03,-127.75)   60.04                80
 12/27/2020   18:50:05   (   0.14,-128.29) (  -0.60,-124.79)  397.30                80
 12/28/2020   07:08:49   (  -0.11,-128.29) (  -0.49,-129.99)  193.01                80