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   18:44:49   (  -0.07,-127.58) (  -0.63,-124.82)  313.33                80
 07/24/2021   07:08:53   (   0.04,-127.67) (  -0.46,-130.01)  266.66                80
 07/26/2021   06:54:01   (   0.06,-127.74) (   0.22,-127.07)   76.70                80
 07/28/2021   06:41:48   (   0.07,-127.81) (   0.84,-124.11)  420.16                80
 07/28/2021   19:05:42   (  -0.04,-127.75) (   0.26,-129.27)  172.30                80
 07/30/2021   18:50:49   (  -0.05,-127.82) (  -0.36,-126.31)  171.19                80
 07/31/2021   07:14:53   (   0.02,-127.92) (  -0.73,-131.51)  407.49                80
 08/02/2021   07:02:40   (   0.03,-127.98) (  -0.11,-128.55)   64.82                80
 08/04/2021   06:47:48   (   0.03,-128.04) (   0.57,-125.61)  277.15                80
 08/04/2021   19:11:42   (  -0.01,-127.96) (   0.59,-130.75)  317.02                80