Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2019 12 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 12/22/2019   07:36:38   (  -0.02,-137.21) (   0.16,-136.35)   97.59                80
 12/22/2019   19:55:14   (   0.01,-137.21) (   0.92,-141.51)  488.50                80
 12/24/2019   07:24:27   (  -0.02,-137.20) (   0.81,-133.40)  432.45                80
 12/24/2019   19:43:02   (   0.01,-137.20) (   0.33,-138.54)  153.80                80
 12/26/2019   19:33:31   (   0.02,-137.18) (  -0.32,-135.59)  180.50                80
 12/27/2019   07:52:15   (  -0.02,-137.17) (  -0.79,-140.78)  411.11                80
 12/29/2019   07:40:03   (  -0.03,-137.14) (  -0.20,-137.82)   77.31                80
 12/31/2019   07:30:32   (  -0.04,-137.12) (   0.46,-134.87)  256.30                80
 12/31/2019   19:49:07   (   0.03,-137.11) (   0.67,-140.01)  330.37                80
 01/02/2020   19:39:36   (   0.04,-137.08) (   0.01,-137.06)    3.20                80