Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 3 5.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 03/06/2021   06:43:56   (  -0.16,-128.28) (   0.74,-124.10)  475.72                80
 03/06/2021   19:05:11   (   0.16,-128.37) (   0.37,-129.25)  100.47                80
 03/08/2021   18:55:39   (   0.16,-128.40) (  -0.29,-126.30)  238.08                80
 03/09/2021   07:17:03   (  -0.16,-128.32) (  -0.81,-131.50)  360.86                80
 03/11/2021   07:04:50   (  -0.16,-128.34) (  -0.20,-128.54)   22.41                80
 03/13/2021   06:49:57   (  -0.16,-128.36) (   0.41,-125.58)  316.10                80
 03/13/2021   19:11:13   (   0.16,-128.45) (   0.64,-130.74)  260.70                80
 03/15/2021   19:01:40   (   0.16,-128.47) (   0.02,-127.78)   77.67                80
 03/17/2021   18:49:27   (   0.15,-128.48) (  -0.59,-124.82)  415.53                80
 03/18/2021   07:10:51   (  -0.15,-128.41) (  -0.50,-130.02)  183.20                80