Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 12 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)
 12/31/2021   07:05:40   (   0.06,-128.14) (  -0.34,-130.06)  218.09                80
 01/02/2022   06:50:45   (   0.06,-128.18) (   0.27,-127.10)  122.62                80
 01/02/2022   19:14:40   (  -0.05,-128.19) (   0.80,-132.26)  461.84                80
 01/04/2022   06:38:31   (   0.06,-128.21) (   0.94,-124.15)  463.01                80
 01/04/2022   19:02:25   (  -0.05,-128.23) (   0.19,-129.29)  121.44                80
 01/06/2022   18:47:30   (  -0.05,-128.27) (  -0.43,-126.33)  219.10                80
 01/07/2022   07:11:33   (   0.03,-128.27) (  -0.63,-131.53)  370.54                80
 01/09/2022   06:59:19   (   0.03,-128.31) (  -0.00,-128.57)   30.07                80
 01/11/2022   06:44:24   (   0.04,-128.34) (   0.63,-125.61)  310.14                80
 01/11/2022   19:08:17   (  -0.03,-128.35) (   0.50,-130.76)  274.62                80
 01/13/2022   18:53:22   (  -0.03,-128.38) (  -0.14,-127.80)   64.83                80