Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2021 4 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 04/27/2021   15:24:55   (   0.05, -75.20) (  -0.25, -73.78)  161.37                80
 04/28/2021   03:46:19   (  -0.05, -75.18) (  -0.85, -78.98)  431.06                80
 04/29/2021   15:12:42   (   0.05, -75.21) (  -0.87, -70.82)  498.59                80
 04/30/2021   03:34:06   (  -0.04, -75.19) (  -0.22, -76.02)   93.86                80
 05/02/2021   03:19:13   (  -0.04, -75.21) (   0.41, -73.06)  243.67                80
 05/02/2021   15:40:28   (   0.03, -75.23) (   0.69, -78.22)  340.20                80
 05/04/2021   15:28:15   (   0.03, -75.26) (   0.05, -75.26)    2.78                80
 05/06/2021   15:18:42   (   0.03, -75.29) (  -0.59, -72.31)  338.20                80
 05/07/2021   03:40:06   (  -0.02, -75.28) (  -0.50, -77.51)  253.04                80
 05/09/2021   03:25:13   (  -0.02, -75.32) (   0.15, -74.55)   87.69                80
 05/09/2021   15:46:28   (   0.02, -75.35) (   0.95, -79.71)  495.83                80
 05/11/2021   03:13:00   (  -0.02, -75.37) (   0.80, -71.60)  428.94                80