Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 11 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 11/13/2021   07:06:54   (   0.26,-128.44) (  -0.12,-130.12)  191.50                80
 11/15/2021   06:52:02   (   0.26,-128.43) (   0.55,-127.17)  143.74                80
 11/15/2021   19:15:55   (  -0.25,-128.43) (   0.60,-132.31)  441.80                80
 11/17/2021   06:39:48   (   0.26,-128.42) (   1.16,-124.21)  478.64                80
 11/17/2021   19:03:42   (  -0.25,-128.42) (  -0.07,-129.37)  106.97                80
 11/19/2021   18:48:48   (  -0.25,-128.40) (  -0.69,-126.41)  227.33                80
 11/20/2021   07:12:51   (   0.23,-128.39) (  -0.45,-131.59)  364.18                80
 11/22/2021   07:00:37   (   0.23,-128.37) (   0.17,-128.64)   30.68                80
 11/24/2021   06:45:43   (   0.23,-128.34) (   0.80,-125.68)  302.26                80
 11/24/2021   19:09:38   (  -0.21,-128.33) (   0.30,-130.84)  284.06                80
 11/26/2021   18:54:43   (  -0.21,-128.30) (  -0.27,-127.87)   48.54                80