Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 10 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 10/30/2021   06:52:19   (   0.32,-128.40) (   0.57,-127.15)  141.13                80
 10/30/2021   19:16:14   (  -0.31,-128.41) (   0.53,-132.31)  443.56                80
 11/01/2021   06:40:06   (   0.32,-128.41) (   1.21,-124.20)  478.86                80
 11/01/2021   19:04:01   (  -0.31,-128.43) (  -0.10,-129.36)  105.88                80
 11/03/2021   18:49:08   (  -0.31,-128.44) (  -0.74,-126.41)  231.31                80
 11/04/2021   07:13:11   (   0.30,-128.43) (  -0.34,-131.60)  359.83                80
 11/06/2021   07:00:58   (   0.30,-128.43) (   0.25,-128.64)   23.63                80
 11/08/2021   06:46:05   (   0.30,-128.43) (   0.90,-125.69)  311.85                80
 11/08/2021   19:09:59   (  -0.29,-128.43) (   0.20,-130.85)  273.69                80
 11/10/2021   18:55:05   (  -0.28,-128.42) (  -0.41,-127.89)   61.36                80
 11/12/2021   18:42:51   (  -0.28,-128.41) (  -1.02,-124.93)  396.35                80