Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 9 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)
 09/30/2021   06:43:26   (   0.36,-127.56) (   1.06,-124.18)  384.10                80
 09/30/2021   19:02:01   (  -0.37,-127.51) (   0.03,-129.33)  208.38                80
 10/02/2021   18:52:27   (  -0.37,-127.42) (  -0.57,-126.37)  118.31                80
 10/03/2021   07:11:10   (   0.37,-127.42) (  -0.51,-131.57)  471.45                80
 10/04/2021   18:40:13   (  -0.36,-127.33) (  -1.18,-123.41)  444.63                80
 10/05/2021   06:58:56   (   0.37,-127.33) (   0.10,-128.61)  145.17                80
 10/07/2021   06:49:23   (   0.37,-127.24) (   0.72,-125.65)  180.65                80
 10/07/2021   19:07:57   (  -0.38,-127.18) (   0.37,-130.81)  412.06                80
 10/09/2021   18:55:42   (  -0.37,-127.07) (  -0.19,-127.84)   87.13                80
 10/11/2021   18:46:08   (  -0.37,-126.96) (  -0.82,-124.88)  237.08                80
 10/12/2021   07:04:51   (   0.37,-126.96) (  -0.32,-130.06)  353.27                80