Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2020 12 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 12/30/2020   06:59:25   (  -0.11,-128.25) (   0.14,-127.07)  134.40                80
 12/30/2020   19:18:01   (   0.09,-128.25) (   0.93,-132.23)  451.90                80
 01/01/2021   06:47:13   (  -0.13,-128.23) (   0.75,-124.11)  469.10                80
 01/01/2021   19:05:49   (   0.10,-128.24) (   0.31,-129.27)  117.40                80
 01/03/2021   18:56:17   (   0.11,-128.22) (  -0.32,-126.32)  216.72                80
 01/04/2021   07:15:01   (  -0.07,-128.20) (  -0.79,-131.51)  376.37                80
 01/06/2021   07:02:49   (  -0.08,-128.18) (  -0.16,-128.55)   42.64                80
 01/08/2021   06:53:17   (  -0.08,-128.15) (   0.47,-125.60)  290.37                80
 01/08/2021   19:11:53   (   0.05,-128.15) (   0.59,-130.76)  296.18                80
 01/10/2021   19:02:20   (   0.05,-128.11) (   0.01,-127.79)   36.03                80