Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 4 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 04/27/2019   19:03:12   (  -0.09,-128.00) (  -0.12,-127.87)   14.42                80
 04/29/2019   18:51:01   (  -0.09,-128.05) (  -0.76,-124.92)  356.65                80
 04/30/2019   07:12:25   (   0.09,-128.04) (  -0.35,-130.11)  235.25                80
 05/02/2019   06:57:34   (   0.09,-128.09) (   0.28,-127.16)  106.61                80
 05/02/2019   19:18:50   (  -0.09,-128.14) (   0.80,-132.32)  475.41                80
 05/04/2019   06:45:23   (   0.09,-128.14) (   0.92,-124.20)  447.95                80
 05/04/2019   19:06:39   (  -0.09,-128.18) (   0.16,-129.36)  134.17                80
 05/06/2019   18:57:08   (  -0.10,-128.23) (  -0.48,-126.41)  206.24                80
 05/07/2019   07:18:32   (   0.10,-128.21) (  -0.63,-131.60)  385.87                80
 05/09/2019   07:06:21   (   0.10,-128.24) (   0.01,-128.65)   46.65                80