Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2020 1 23.  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,-128.39) (  -0.11,-127.90)   56.01                80
 01/26/2020   18:48:02   (   0.01,-128.37) (  -0.71,-124.95)  389.14                80
 01/27/2020   07:09:27   (  -0.01,-128.38) (  -0.40,-130.14)  200.35                80
 01/29/2020   06:59:58   (  -0.02,-128.37) (   0.21,-127.20)  132.65                80
 01/29/2020   19:21:14   (   0.02,-128.35) (   0.90,-132.35)  455.87                80
 01/31/2020   06:47:50   (  -0.02,-128.35) (   0.87,-124.26)  465.17                80
 01/31/2020   19:09:06   (   0.02,-128.33) (   0.23,-129.42)  123.54                80
 02/02/2020   18:54:17   (   0.02,-128.30) (  -0.38,-126.47)  208.18                80
 02/03/2020   07:15:42   (  -0.02,-128.30) (  -0.73,-131.66)  382.15                80
 02/05/2020   07:03:33   (  -0.01,-128.26) (  -0.11,-128.71)   51.40                80