Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2020 3 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)
 03/23/2020   06:00:00   (  -0.25,-128.12) (  -0.12,-127.68)   50.50                80
 03/24/2020   18:21:31   (   0.27,-128.13) (   1.21,-132.23)  466.99                80
 03/25/2020   17:58:13   (   0.25,-128.11) (   0.06,-127.24)   98.91                80
 03/27/2020   06:19:52   (  -0.27,-128.01) (  -1.14,-131.82)  434.90                80
 03/28/2020   05:56:33   (  -0.26,-127.98) (   0.01,-126.84)  130.61                80
 03/29/2020   18:18:06   (   0.27,-127.99) (   1.01,-131.40)  388.06                80
 03/30/2020   17:54:46   (   0.26,-127.96) (  -0.09,-126.40)  176.98                80
 04/01/2020   06:16:26   (  -0.27,-127.85) (  -1.00,-130.98)  358.43                80
 04/02/2020   05:53:07   (  -0.26,-127.81) (   0.15,-126.00)  206.17                80
 04/03/2020   18:14:39   (   0.27,-127.80) (   0.86,-130.56)  313.92                80