Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2020 12 30.  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   06:59:26   (  -0.11,-128.25) (   0.15,-127.07)  134.38                80
 12/30/2020   19:18:01   (   0.09,-128.26) (   0.91,-132.23)  451.78                80
 01/01/2021   06:47:14   (  -0.13,-128.23) (   0.77,-124.11)  469.14                80
 01/01/2021   19:05:49   (   0.10,-128.24) (   0.29,-129.28)  117.25                80
 01/03/2021   18:56:16   (   0.11,-128.22) (  -0.28,-126.31)  216.99                80
 01/04/2021   07:15:01   (  -0.07,-128.20) (  -0.77,-131.51)  376.24                80
 01/06/2021   07:02:49   (  -0.08,-128.18) (  -0.14,-128.55)   42.50                80
 01/08/2021   06:53:16   (  -0.08,-128.15) (   0.43,-125.59)  290.65                80
 01/08/2021   19:11:52   (   0.05,-128.16) (   0.63,-130.75)  295.75                80
 01/10/2021   19:02:20   (   0.05,-128.12) (  -0.01,-127.80)   36.43                80
 01/12/2021   18:50:08   (   0.06,-128.08) (  -0.65,-124.84)  368.29                80