Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2021 11 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 11/29/2021   17:55:03   (  -0.23,-128.23) (  -0.64,-126.47)  200.70                80
 12/01/2021   06:16:42   (   0.21,-128.17) (  -0.40,-131.06)  329.13                80
 12/02/2021   05:53:23   (   0.22,-128.15) (   0.71,-126.07)  237.22                80
 12/03/2021   18:14:54   (  -0.21,-128.13) (   0.33,-130.63)  283.90                80
 12/04/2021   17:51:34   (  -0.21,-128.10) (  -0.78,-125.63)  281.98                80
 12/06/2021   06:13:14   (   0.20,-128.03) (  -0.26,-130.22)  249.27                80
 12/07/2021   05:49:53   (   0.20,-127.99) (   0.80,-125.21)  316.27                80
 12/08/2021   18:11:25   (  -0.18,-127.97) (   0.24,-129.77)  205.77                80
 12/09/2021   17:48:05   (  -0.19,-127.94) (  -0.88,-124.78)  359.82                80
 12/11/2021   06:09:44   (   0.17,-127.86) (  -0.17,-129.37)  171.49                80
 12/12/2021   05:46:25   (   0.18,-127.83) (   0.96,-124.37)  393.95                80