Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2020 1 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)
 01/17/2020   18:53:55   (  -0.00,-128.42) (  -0.41,-126.37)  232.38                80
 01/18/2020   07:18:00   (  -0.00,-128.44) (  -0.70,-131.57)  356.16                80
 01/20/2020   07:05:52   (   0.00,-128.44) (  -0.05,-128.63)   21.61                80
 01/22/2020   06:51:04   (   0.01,-128.44) (   0.60,-125.69)  312.49                80
 01/22/2020   19:15:00   (  -0.00,-128.42) (   0.51,-130.85)  276.20                80
 01/24/2020   19:00:12   (  -0.00,-128.41) (  -0.14,-127.91)   57.64                80
 01/26/2020   18:48:03   (  -0.00,-128.40) (  -0.73,-124.96)  391.28                80
 01/27/2020   07:12:08   (  -0.01,-128.41) (  -0.38,-130.15)  197.73                80
 01/29/2020   06:57:19   (  -0.01,-128.40) (   0.22,-127.20)  135.89                80
 01/29/2020   19:21:15   (   0.02,-128.38) (   0.89,-132.36)  452.90                80