Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 2 8.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 02/09/2021   06:52:59   (   0.14,-127.51) (   0.52,-125.60)  217.24                80
 02/09/2021   19:11:35   (  -0.18,-127.56) (   0.52,-130.76)  364.48                80
 02/11/2021   18:59:23   (  -0.17,-127.65) (  -0.16,-127.82)   19.01                80
 02/13/2021   18:49:50   (  -0.16,-127.73) (  -0.79,-124.86)  326.89                80
 02/14/2021   07:08:34   (   0.20,-127.72) (  -0.31,-130.05)  265.34                80
 02/16/2021   06:59:01   (   0.20,-127.80) (   0.32,-127.09)   80.14                80
 02/18/2021   06:46:48   (   0.19,-127.88) (   0.96,-124.13)  425.15                80
 02/18/2021   19:05:24   (  -0.23,-127.93) (   0.09,-129.30)  156.64                80
 02/20/2021   18:55:51   (  -0.23,-128.00) (  -0.55,-126.34)  187.48                80
 02/21/2021   07:14:36   (   0.27,-127.98) (  -0.47,-131.55)  405.42                80