Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 11 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 11/19/2021   18:48:48   (  -0.25,-128.40) (  -0.65,-126.40)  227.00                80
 11/20/2021   07:12:51   (   0.23,-128.38) (  -0.43,-131.60)  365.95                80
 11/22/2021   07:00:38   (   0.23,-128.35) (   0.20,-128.64)   33.06                80
 11/24/2021   06:45:43   (   0.23,-128.31) (   0.76,-125.67)  299.55                80
 11/24/2021   19:09:37   (  -0.21,-128.32) (   0.32,-130.83)  285.58                80
 11/26/2021   18:54:43   (  -0.21,-128.28) (  -0.31,-127.87)   46.48                80
 11/28/2021   18:42:28   (  -0.21,-128.24) (  -0.89,-124.90)  378.17                80
 11/29/2021   07:06:32   (   0.19,-128.21) (  -0.18,-130.10)  215.01                80
 12/01/2021   06:51:37   (   0.20,-128.16) (   0.40,-127.14)  116.01                80
 12/01/2021   19:15:32   (  -0.18,-128.16) (   0.69,-132.30)  469.82                80