Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 5 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 05/19/2021   07:22:44   (  -0.03,-137.20) (   0.79,-133.39)  433.14                80
 05/19/2021   19:41:19   (   0.03,-137.20) (   0.30,-138.55)  153.32                80
 05/21/2021   19:31:45   (   0.03,-137.19) (  -0.30,-135.59)  182.51                80
 05/22/2021   07:50:29   (  -0.03,-137.19) (  -0.79,-140.78)  408.11                80
 05/24/2021   07:38:15   (  -0.03,-137.18) (  -0.18,-137.82)   73.10                80
 05/26/2021   07:28:42   (  -0.02,-137.16) (   0.49,-134.87)  261.04                80
 05/26/2021   19:47:16   (   0.02,-137.15) (   0.66,-140.01)  326.23                80
 05/28/2021   19:37:43   (   0.01,-137.12) (  -0.01,-137.07)    6.98                80
 05/30/2021   19:25:29   (   0.01,-137.09) (  -0.63,-134.10)  339.28                80
 05/31/2021   07:46:52   (  -0.00,-137.08) (  -0.45,-139.30)  251.96                80