Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2020 1 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 01/24/2020   19:00:11   (   0.00,-128.37) (  -0.09,-127.90)   53.96                80
 01/26/2020   18:48:02   (   0.01,-128.34) (  -0.69,-124.94)  385.04                80
 01/27/2020   07:09:27   (  -0.01,-128.34) (  -0.42,-130.14)  204.83                80
 01/29/2020   06:59:59   (  -0.02,-128.31) (   0.23,-127.20)  126.10                80
 01/29/2020   19:21:15   (   0.02,-128.28) (   0.87,-132.36)  463.07                80
 01/31/2020   06:47:50   (  -0.02,-128.27) (   0.83,-124.25)  456.54                80
 01/31/2020   19:09:06   (   0.02,-128.24) (   0.27,-129.41)  132.82                80
 02/02/2020   18:54:17   (   0.02,-128.19) (  -0.33,-126.46)  196.79                80
 02/03/2020   07:15:42   (  -0.02,-128.19) (  -0.78,-131.65)  394.00                80
 02/05/2020   07:03:34   (  -0.01,-128.14) (  -0.12,-128.71)   65.37                80