Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 2 9.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 02/11/2021   18:59:23   (  -0.17,-127.65) (  -0.12,-127.81)   19.00                80
 02/13/2021   18:49:50   (  -0.16,-127.73) (  -0.75,-124.85)  326.53                80
 02/14/2021   07:08:35   (   0.20,-127.72) (  -0.29,-130.06)  265.82                80
 02/16/2021   06:59:02   (   0.20,-127.80) (   0.34,-127.10)   79.44                80
 02/18/2021   06:46:49   (   0.19,-127.87) (   0.97,-124.14)  424.30                80
 02/18/2021   19:05:24   (  -0.23,-127.92) (   0.07,-129.31)  157.43                80
 02/20/2021   18:55:52   (  -0.23,-127.99) (  -0.56,-126.35)  186.46                80
 02/21/2021   07:14:36   (   0.27,-127.98) (  -0.47,-131.56)  406.56                80
 02/23/2021   07:02:23   (   0.27,-128.04) (   0.17,-128.60)   63.42                80