Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2021 4 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 04/23/2021   03:25:27   (  -0.04, -75.17) (   0.12, -74.54)   71.92                80
 04/25/2021   03:13:14   (  -0.04, -75.17) (   0.73, -71.59)  408.33                80
 04/25/2021   15:34:28   (   0.04, -75.19) (   0.37, -76.74)  176.65                80
 04/27/2021   15:24:55   (   0.04, -75.20) (  -0.25, -73.78)  160.35                80
 04/28/2021   03:46:19   (  -0.04, -75.19) (  -0.84, -78.98)  430.89                80
 04/29/2021   15:12:43   (   0.04, -75.21) (  -0.88, -70.83)  497.44                80
 04/30/2021   03:34:06   (  -0.03, -75.20) (  -0.21, -76.02)   93.82                80
 05/02/2021   03:19:13   (  -0.03, -75.21) (   0.42, -73.07)  243.59                80
 05/02/2021   15:40:28   (   0.02, -75.22) (   0.68, -78.22)  341.54                80
 05/04/2021   15:28:15   (   0.02, -75.25) (   0.05, -75.27)    4.18                80