Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2020 11 21.  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)
 11/21/2020   18:11:22   (   0.23,-127.61) (   0.90,-130.49)  328.59                80
 11/22/2020   17:53:24   (   0.23,-127.64) (  -0.25,-125.50)  244.62                80
 11/24/2020   06:09:44   (  -0.23,-127.74) (  -0.77,-130.09)  268.17                80
 11/25/2020   05:51:46   (  -0.23,-127.78) (   0.38,-125.11)  305.00                80
 11/26/2020   18:07:58   (   0.23,-127.79) (   0.65,-129.67)  214.07                80
 11/27/2020   17:49:58   (   0.23,-127.82) (  -0.44,-124.67)  358.77                80
 11/29/2020   06:06:20   (  -0.23,-127.91) (  -0.52,-129.28)  155.03                80
 11/30/2020   05:48:20   (  -0.23,-127.94) (   0.57,-124.28)  417.51                80
 12/01/2020   18:04:33   (   0.23,-127.94) (   0.46,-128.84)  102.74                80
 12/02/2020   17:46:34   (   0.24,-127.97) (  -0.70,-123.85)  469.37                80
 12/04/2020   06:02:54   (  -0.23,-128.04) (  -0.32,-128.45)   45.83                80