Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 7 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)
 07/23/2021   18:47:28   (  -0.06,-127.41) (  -0.60,-124.81)  295.33                80
 07/24/2021   07:08:52   (   0.05,-127.43) (  -0.50,-130.00)  292.55                80
 07/26/2021   06:53:59   (   0.06,-127.34) (   0.13,-127.05)   32.97                80
 07/28/2021   06:41:46   (   0.07,-127.24) (   0.75,-124.09)  358.66                80
 07/28/2021   19:05:40   (  -0.04,-127.17) (   0.41,-129.23)  235.13                80
 07/30/2021   18:50:47   (  -0.05,-127.08) (  -0.22,-126.28)   90.54                80
 07/31/2021   07:14:50   (   0.02,-127.10) (  -0.93,-131.46)  496.13                80
 08/01/2021   18:38:34   (  -0.05,-126.98) (  -0.85,-123.32)  415.77                80
 08/02/2021   07:02:37   (   0.03,-127.00) (  -0.29,-128.51)  171.17                80
 08/04/2021   06:47:44   (   0.03,-126.89) (   0.34,-125.55)  153.09                80
 08/04/2021   19:11:37   (  -0.01,-126.81) (   0.82,-130.70)  442.29                80