Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2020 3 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 03/21/2020   18:54:30   (   0.28,-128.21) (  -0.09,-126.46)  199.06                80
 03/22/2020   07:18:34   (  -0.30,-128.14) (  -1.02,-131.65)  398.16                80
 03/24/2020   07:06:21   (  -0.30,-128.09) (  -0.43,-128.67)   66.68                80
 03/26/2020   06:51:29   (  -0.29,-128.04) (   0.21,-125.71)  264.46                80
 03/26/2020   19:15:24   (   0.30,-128.08) (   0.90,-130.87)  316.97                80
 03/28/2020   19:00:32   (   0.30,-128.02) (   0.25,-127.91)   13.56                80
 03/30/2020   18:48:19   (   0.29,-127.95) (  -0.33,-124.94)  342.93                80
 03/31/2020   07:12:23   (  -0.30,-127.88) (  -0.77,-130.13)  254.89                80
 04/02/2020   06:57:30   (  -0.29,-127.81) (  -0.17,-127.16)   73.68                80