Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 1 30.  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) (   0.20,-127.08)   54.18                80
 02/02/2021   06:46:59   (   0.07,-127.48) (   0.80,-124.12)  382.60                80
 02/02/2021   19:05:34   (  -0.11,-127.51) (   0.24,-129.28)  201.22                80
 02/04/2021   18:56:01   (  -0.11,-127.43) (  -0.37,-126.32)  126.35                80
 02/05/2021   07:14:45   (   0.15,-127.35) (  -0.73,-131.52)  473.24                80
 02/06/2021   18:43:47   (  -0.10,-127.34) (  -0.92,-123.35)  453.17                80
 02/07/2021   07:02:32   (   0.14,-127.26) (  -0.11,-128.55)  146.50                80
 02/09/2021   06:52:59   (   0.14,-127.17) (   0.51,-125.59)  179.78                80
 02/09/2021   19:11:34   (  -0.18,-127.20) (   0.60,-130.75)  404.13                80
 02/11/2021   18:59:21   (  -0.17,-127.10) (  -0.02,-127.79)   77.80                80