Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 10 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)
 10/30/2021   06:52:19   (   0.32,-128.40) (   0.55,-127.15)  141.06                80
 10/30/2021   19:16:14   (  -0.31,-128.41) (   0.49,-132.32)  443.72                80
 11/01/2021   06:40:06   (   0.32,-128.41) (   1.19,-124.20)  478.65                80
 11/01/2021   19:04:01   (  -0.31,-128.43) (  -0.14,-129.37)  106.19                80
 11/03/2021   18:49:07   (  -0.31,-128.44) (  -0.72,-126.40)  230.93                80
 11/04/2021   07:13:11   (   0.30,-128.43) (  -0.36,-131.60)  360.21                80
 11/06/2021   07:00:58   (   0.30,-128.43) (   0.28,-128.65)   24.30                80
 11/08/2021   06:46:04   (   0.30,-128.42) (   0.87,-125.68)  311.17                80
 11/08/2021   19:09:59   (  -0.29,-128.43) (   0.23,-130.84)  274.42                80
 11/10/2021   18:55:05   (  -0.28,-128.42) (  -0.37,-127.88)   60.50                80