Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2020 3 19.  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)
 03/20/2020   18:01:39   (   0.24,-128.23) (   0.20,-128.08)   17.30                80
 03/23/2020   06:00:00   (  -0.25,-128.12) (  -0.14,-127.67)   50.41                80
 03/24/2020   18:21:32   (   0.27,-128.13) (   1.17,-132.24)  467.01                80
 03/25/2020   17:58:12   (   0.25,-128.11) (   0.07,-127.24)   98.88                80
 03/27/2020   06:19:53   (  -0.27,-128.01) (  -1.10,-131.83)  434.94                80
 03/28/2020   05:56:33   (  -0.26,-127.98) (  -0.01,-126.83)  130.57                80
 03/29/2020   18:18:05   (   0.27,-127.99) (   1.03,-131.40)  388.11                80
 03/30/2020   17:54:46   (   0.26,-127.96) (  -0.06,-126.40)  176.94                80
 04/01/2020   06:16:26   (  -0.27,-127.85) (  -0.97,-130.99)  358.48                80
 04/02/2020   05:53:07   (  -0.26,-127.81) (   0.13,-126.00)  206.10                80