Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2021 12 3.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 12/05/2021   03:09:08   (   0.03, -75.17) (   0.79, -71.60)  406.85                80
 12/05/2021   15:30:23   (  -0.03, -75.19) (   0.29, -76.76)  178.14                80
 12/07/2021   15:20:48   (  -0.02, -75.19) (  -0.31, -73.79)  158.42                80
 12/08/2021   03:42:12   (   0.02, -75.18) (  -0.76, -78.99)  433.18                80
 12/09/2021   15:08:33   (  -0.02, -75.19) (  -0.91, -70.83)  495.86                80
 12/10/2021   03:29:57   (   0.02, -75.19) (  -0.15, -76.03)   95.49                80
 12/12/2021   03:15:02   (   0.01, -75.20) (   0.46, -73.06)  243.19                80
 12/12/2021   15:36:17   (  -0.01, -75.22) (   0.62, -78.22)  341.16                80
 12/14/2021   15:26:42   (  -0.01, -75.25) (   0.00, -75.26)    1.82                80
 12/16/2021   15:14:27   (  -0.00, -75.28) (  -0.62, -72.30)  338.55                80