Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 12 22.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 12/22/2021   07:11:59   (   0.09,-127.89) (  -0.68,-131.53)  414.22                80
 12/24/2021   06:59:45   (   0.09,-127.95) (  -0.04,-128.58)   71.53                80
 12/26/2021   06:44:51   (   0.09,-128.00) (   0.60,-125.62)  270.83                80
 12/26/2021   19:08:45   (  -0.07,-128.02) (   0.54,-130.77)  313.32                80
 12/28/2021   18:53:51   (  -0.07,-128.07) (  -0.12,-127.82)   28.48                80
 12/30/2021   18:41:37   (  -0.08,-128.12) (  -0.77,-124.87)  369.40                80
 12/31/2021   07:05:40   (   0.06,-128.12) (  -0.35,-130.06)  219.94                80
 01/02/2022   06:50:46   (   0.07,-128.16) (   0.31,-127.10)  120.00                80
 01/02/2022   19:14:39   (  -0.05,-128.16) (   0.82,-132.25)  465.15                80
 01/04/2022   06:38:31   (   0.07,-128.18) (   0.93,-124.14)  459.59                80
 01/04/2022   19:02:25   (  -0.05,-128.19) (   0.21,-129.29)  125.55                80