Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 2 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 02/16/2021   06:56:17   (  -0.15,-127.87) (   0.04,-127.03)   95.26                80
 02/16/2021   19:20:11   (   0.16,-127.96) (   1.06,-132.19)  481.04                80
 02/18/2021   06:44:04   (  -0.14,-127.93) (   0.67,-124.07)  438.59                80
 02/18/2021   19:07:58   (   0.16,-128.02) (   0.43,-129.23)  137.86                80
 02/20/2021   18:53:07   (   0.15,-128.08) (  -0.26,-126.29)  204.68                80
 02/21/2021   07:17:09   (  -0.16,-128.02) (  -0.89,-131.47)  391.62                80
 02/23/2021   07:04:56   (  -0.15,-128.07) (  -0.26,-128.51)   50.00                80
 02/25/2021   06:50:03   (  -0.15,-128.11) (   0.38,-125.55)  291.14                80
 02/25/2021   19:13:58   (   0.16,-128.19) (   0.72,-130.71)  286.28                80
 02/27/2021   18:59:05   (   0.16,-128.23) (   0.07,-127.75)   54.62                80
 03/01/2021   18:46:52   (   0.15,-128.27) (  -0.57,-124.79)  395.08                80