Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2020 1 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 01/04/2020   07:05:40   (   0.03,-128.35) (  -0.01,-128.58)   25.67                80
 01/06/2020   06:50:48   (   0.04,-128.38) (   0.60,-125.62)  313.43                80
 01/06/2020   19:14:44   (  -0.03,-128.35) (   0.47,-130.78)  275.83                80
 01/08/2020   18:59:52   (  -0.03,-128.37) (  -0.14,-127.82)   62.29                80
 01/10/2020   18:47:41   (  -0.03,-128.38) (  -0.80,-124.87)  399.66                80
 01/11/2020   07:11:45   (   0.02,-128.42) (  -0.31,-130.06)  186.45                80
 01/13/2020   06:56:53   (   0.02,-128.42) (   0.30,-127.10)  150.31                80
 01/13/2020   19:20:48   (  -0.01,-128.39) (   0.83,-132.25)  439.54                80
 01/15/2020   06:44:41   (   0.02,-128.42) (   0.91,-124.14)  486.81                80
 01/15/2020   19:08:37   (  -0.01,-128.39) (   0.16,-129.30)  103.16                80
 01/17/2020   18:53:45   (  -0.01,-128.38) (  -0.45,-126.34)  232.92                80