Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 4 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 04/29/2019   18:51:01   (  -0.09,-128.05) (  -0.73,-124.91)  356.74                80
 04/30/2019   07:12:26   (   0.09,-128.04) (  -0.33,-130.11)  235.25                80
 05/02/2019   06:57:35   (   0.09,-128.09) (   0.30,-127.16)  106.51                80
 05/02/2019   19:18:50   (  -0.09,-128.13) (   0.79,-132.32)  475.50                80
 05/04/2019   06:45:24   (   0.09,-128.14) (   0.92,-124.20)  447.71                80
 05/04/2019   19:06:40   (  -0.09,-128.18) (   0.16,-129.36)  134.43                80
 05/06/2019   18:57:09   (  -0.10,-128.22) (  -0.45,-126.41)  205.82                80
 05/07/2019   07:18:33   (   0.10,-128.21) (  -0.61,-131.61)  386.43                80
 05/09/2019   07:06:22   (   0.10,-128.24) (   0.01,-128.65)   47.43                80
 05/11/2019   06:51:32   (   0.11,-128.26) (   0.68,-125.71)  290.88                80
 05/11/2019   19:12:47   (  -0.11,-128.29) (   0.47,-130.86)  292.26                80