Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 11 3.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 11/03/2021   18:49:08   (  -0.31,-128.45) (  -0.76,-126.41)  231.97                80
 11/04/2021   07:13:11   (   0.30,-128.44) (  -0.39,-131.59)  358.81                80
 11/06/2021   07:00:58   (   0.30,-128.45) (   0.26,-128.64)   22.09                80
 11/08/2021   06:46:04   (   0.30,-128.45) (   0.86,-125.68)  313.87                80
 11/08/2021   19:09:59   (  -0.29,-128.45) (   0.23,-130.84)  271.74                80
 11/10/2021   18:55:05   (  -0.28,-128.45) (  -0.37,-127.88)   63.87                80
 11/12/2021   18:42:52   (  -0.28,-128.44) (  -1.05,-124.93)  399.37                80
 11/13/2021   07:06:55   (   0.26,-128.43) (  -0.08,-130.12)  191.58                80
 11/15/2021   06:52:01   (   0.27,-128.43) (   0.55,-127.16)  143.96                80
 11/15/2021   19:15:55   (  -0.25,-128.43) (   0.54,-132.32)  441.84                80