Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 12 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)
 12/30/2021   18:41:37   (  -0.08,-128.13) (  -0.79,-124.87)  371.42                80
 12/31/2021   07:05:40   (   0.06,-128.14) (  -0.34,-130.06)  218.09                80
 01/02/2022   06:50:45   (   0.07,-128.18) (   0.27,-127.10)  122.58                80
 01/02/2022   19:14:40   (  -0.05,-128.19) (   0.80,-132.26)  461.91                80
 01/04/2022   06:38:31   (   0.06,-128.21) (   0.95,-124.15)  462.94                80
 01/04/2022   19:02:25   (  -0.05,-128.23) (   0.18,-129.30)  121.54                80
 01/06/2022   18:47:30   (  -0.05,-128.26) (  -0.44,-126.33)  218.96                80
 01/07/2022   07:11:32   (   0.03,-128.27) (  -0.68,-131.52)  370.63                80
 01/09/2022   06:59:18   (   0.03,-128.30) (  -0.05,-128.56)   30.28                80
 01/11/2022   06:44:23   (   0.04,-128.34) (   0.59,-125.60)  310.03                80
 01/11/2022   19:08:17   (  -0.03,-128.35) (   0.48,-130.77)  274.78                80