Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2020 1 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 01/27/2020   19:33:53   (  -0.01,-137.21) (  -0.33,-135.69)  173.09                80
 01/28/2020   07:52:38   (   0.01,-137.21) (  -0.77,-140.89)  418.24                80
 01/30/2020   07:40:30   (   0.01,-137.21) (  -0.12,-137.95)   83.67                80
 02/01/2020   07:31:01   (   0.01,-137.20) (   0.48,-135.00)  250.41                80
 02/01/2020   19:49:37   (  -0.02,-137.20) (   0.63,-140.15)  336.23                80
 02/03/2020   19:40:09   (  -0.02,-137.19) (  -0.03,-137.22)    3.77                80
 02/05/2020   19:28:00   (  -0.02,-137.16) (  -0.63,-134.27)  328.80                80
 02/06/2020   07:46:45   (   0.03,-137.15) (  -0.48,-139.46)  263.41                80
 02/08/2020   07:37:17   (   0.03,-137.11) (   0.18,-136.52)   67.71                80