Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 8 8.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 08/09/2021   07:08:39   (  -0.02,-128.11) (  -0.40,-130.03)  217.46                80
 08/11/2021   06:53:46   (  -0.00,-128.15) (   0.24,-127.08)  122.46                80
 08/11/2021   19:17:40   (   0.03,-128.07) (   0.91,-132.22)  471.55                80
 08/13/2021   06:41:33   (   0.00,-128.18) (   0.89,-124.13)  462.07                80
 08/13/2021   19:05:27   (   0.03,-128.11) (   0.26,-129.27)  131.97                80
 08/15/2021   18:50:34   (   0.02,-128.13) (  -0.39,-126.32)  206.96                80
 08/16/2021   07:14:37   (  -0.05,-128.23) (  -0.75,-131.50)  372.60                80
 08/18/2021   07:02:24   (  -0.05,-128.24) (  -0.09,-128.55)   34.79                80
 08/20/2021   06:47:30   (  -0.04,-128.25) (   0.51,-125.59)  302.61                80
 08/20/2021   19:11:23   (   0.07,-128.16) (   0.65,-130.73)  292.60                80
 08/22/2021   18:56:31   (   0.06,-128.18) (  -0.02,-127.78)   44.78                80