Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 1 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 01/31/2021   06:59:11   (   0.08,-127.55) (   0.19,-127.08)   54.15                80
 02/02/2021   06:46:58   (   0.07,-127.48) (   0.80,-124.12)  382.49                80
 02/02/2021   19:05:34   (  -0.11,-127.51) (   0.25,-129.28)  201.49                80
 02/04/2021   18:56:01   (  -0.11,-127.42) (  -0.36,-126.32)  125.95                80
 02/05/2021   07:14:45   (   0.15,-127.35) (  -0.74,-131.51)  473.48                80
 02/06/2021   18:43:48   (  -0.10,-127.34) (  -0.97,-123.36)  452.69                80
 02/07/2021   07:02:32   (   0.14,-127.26) (  -0.12,-128.55)  146.84                80
 02/09/2021   06:52:59   (   0.14,-127.16) (   0.50,-125.59)  179.31                80
 02/09/2021   19:11:35   (  -0.18,-127.19) (   0.55,-130.76)  404.79                80
 02/11/2021   18:59:21   (  -0.17,-127.10) (  -0.01,-127.79)   78.58                80