Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2021 10 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 10/12/2021   19:29:16   (  -0.04,-137.20) (  -0.40,-135.61)  181.80                80
 10/13/2021   07:50:39   (   0.04,-137.21) (  -0.73,-140.79)  407.87                80
 10/15/2021   07:38:25   (   0.04,-137.21) (  -0.10,-137.83)   71.46                80
 10/17/2021   07:23:31   (   0.03,-137.20) (   0.54,-134.88)  264.87                80
 10/17/2021   19:44:45   (  -0.03,-137.20) (   0.54,-140.04)  322.34                80
 10/19/2021   19:35:11   (  -0.03,-137.19) (  -0.05,-137.07)   13.74                80
 10/21/2021   19:22:57   (  -0.03,-137.18) (  -0.70,-134.11)  349.19                80
 10/22/2021   07:44:19   (   0.03,-137.19) (  -0.43,-139.30)  240.70                80
 10/24/2021   07:29:25   (   0.03,-137.17) (   0.23,-136.35)   93.98                80
 10/24/2021   19:50:39   (  -0.03,-137.15) (   0.91,-141.49)  493.93                80