Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2020 9 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 09/19/2020   07:36:55   (   0.05,-137.19) (   0.23,-136.34)   96.62                80
 09/19/2020   19:55:31   (  -0.05,-137.19) (   0.84,-141.50)  489.83                80
 09/21/2020   07:24:44   (   0.04,-137.18) (   0.85,-133.38)  431.40                80
 09/21/2020   19:43:20   (  -0.05,-137.17) (   0.22,-138.55)  155.29                80
 09/23/2020   19:33:49   (  -0.04,-137.15) (  -0.38,-135.59)  178.43                80
 09/24/2020   07:52:33   (   0.04,-137.15) (  -0.75,-140.77)  412.90                80
 09/26/2020   07:40:23   (   0.04,-137.12) (  -0.11,-137.83)   80.01                80
 09/28/2020   07:28:13   (   0.03,-137.09) (   0.51,-134.87)  252.50                80
 09/28/2020   19:49:29   (  -0.03,-137.09) (   0.58,-140.03)  334.74                80
 09/30/2020   19:37:19   (  -0.03,-137.06) (  -0.02,-137.08)    2.71                80
 10/02/2020   19:27:50   (  -0.03,-137.02) (  -0.67,-134.14)  328.72                80