Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 11 9.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 11/10/2021   18:55:05   (  -0.28,-128.45) (  -0.39,-127.89)   64.27                80
 11/12/2021   18:42:51   (  -0.27,-128.45) (  -1.00,-124.93)  399.91                80
 11/13/2021   07:06:55   (   0.26,-128.44) (  -0.08,-130.12)  190.84                80
 11/15/2021   06:52:01   (   0.26,-128.44) (   0.53,-127.16)  144.74                80
 11/15/2021   19:15:56   (  -0.25,-128.44) (   0.56,-132.32)  441.21                80
 11/17/2021   06:39:47   (   0.26,-128.43) (   1.15,-124.20)  480.04                80
 11/17/2021   19:03:42   (  -0.25,-128.43) (  -0.05,-129.36)  105.99                80
 11/19/2021   18:48:48   (  -0.25,-128.42) (  -0.67,-126.40)  228.66                80
 11/20/2021   07:12:51   (   0.24,-128.41) (  -0.46,-131.59)  362.20                80
 11/22/2021   07:00:37   (   0.23,-128.39) (   0.17,-128.63)   28.31                80