Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2021 11 26.  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)
 11/26/2021   06:20:09   (   0.23,-128.27) (  -0.60,-131.89)  413.46                80
 11/27/2021   05:56:50   (   0.24,-128.25) (   0.52,-126.90)  153.44                80
 11/28/2021   18:18:22   (  -0.22,-128.25) (   0.48,-131.47)  366.51                80
 11/29/2021   17:55:03   (  -0.23,-128.23) (  -0.64,-126.47)  200.19                80
 12/01/2021   06:16:42   (   0.22,-128.16) (  -0.41,-131.06)  330.00                80
 12/02/2021   05:53:23   (   0.22,-128.14) (   0.71,-126.07)  236.16                80
 12/03/2021   18:14:54   (  -0.21,-128.12) (   0.34,-130.62)  285.14                80
 12/04/2021   17:51:34   (  -0.21,-128.09) (  -0.78,-125.63)  280.58                80
 12/06/2021   06:13:14   (   0.20,-128.01) (  -0.27,-130.22)  250.99                80
 12/07/2021   05:49:53   (   0.20,-127.98) (   0.79,-125.21)  314.35                80
 12/08/2021   18:11:26   (  -0.18,-127.95) (   0.19,-129.78)  207.92                80
 12/09/2021   17:48:05   (  -0.19,-127.92) (  -0.87,-124.78)  357.52                80