Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2020 12 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 12/29/2020   07:54:49   (   0.01,-137.22) (  -0.72,-140.79)  404.64                80
 12/31/2020   07:42:37   (   0.02,-137.22) (  -0.10,-137.83)   69.72                80
 01/02/2021   07:27:45   (   0.02,-137.20) (   0.52,-134.87)  264.79                80
 01/02/2021   19:49:00   (  -0.01,-137.20) (   0.60,-140.03)  321.42                80
 01/04/2021   19:36:48   (   0.01,-137.18) (  -0.03,-137.07)   13.00                80
 01/06/2021   19:27:16   (   0.01,-137.16) (  -0.65,-134.11)  346.29                80
 01/07/2021   07:48:40   (  -0.01,-137.14) (  -0.45,-139.30)  245.38                80
 01/09/2021   07:33:48   (   0.02,-137.11) (   0.19,-136.35)   86.57                80
 01/11/2021   07:21:35   (   0.01,-137.07) (   0.76,-133.38)  418.32                80
 01/11/2021   19:42:50   (  -0.01,-137.06) (   0.30,-138.55)  168.96                80