Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2021 6 17.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/19/2021   03:18:26   (   0.03, -75.24) (   0.48, -73.06)  247.77                80
 06/19/2021   15:42:21   (  -0.02, -75.27) (   0.62, -78.22)  335.77                80
 06/21/2021   15:30:08   (  -0.02, -75.27) (  -0.02, -75.26)    0.91                80
 06/23/2021   15:15:15   (  -0.03, -75.28) (  -0.66, -72.31)  337.43                80
 06/24/2021   03:39:19   (   0.02, -75.25) (  -0.43, -77.50)  255.20                80
 06/26/2021   03:24:25   (   0.03, -75.26) (   0.15, -74.54)   81.86                80
 06/28/2021   03:12:12   (   0.04, -75.28) (   0.80, -71.58)  419.62                80
 06/28/2021   15:36:06   (  -0.03, -75.31) (   0.30, -76.74)  163.48                80
 06/30/2021   15:21:13   (  -0.03, -75.34) (  -0.35, -73.79)  175.67                80