Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2020 4 28.  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)
 04/30/2020   06:16:31   (  -0.25,-128.20) (  -0.89,-131.03)  322.90                80
 05/01/2020   05:53:11   (  -0.25,-128.21) (   0.21,-126.03)  247.17                80
 05/02/2020   18:12:04   (   0.24,-128.26) (   0.76,-130.60)  267.20                80
 05/03/2020   17:54:04   (   0.24,-128.27) (  -0.35,-125.61)  303.03                80
 05/05/2020   06:13:05   (  -0.24,-128.25) (  -0.71,-130.20)  223.08                80
 05/06/2020   05:49:46   (  -0.24,-128.25) (   0.46,-125.22)  346.66                80
 05/07/2020   18:08:37   (   0.24,-128.29) (   0.57,-129.78)  168.74                80
 05/08/2020   17:50:38   (   0.24,-128.30) (  -0.54,-124.78)  400.87                80
 05/10/2020   06:09:39   (  -0.23,-128.27) (  -0.46,-129.39)  126.16                80
 05/11/2020   05:46:20   (  -0.23,-128.27) (   0.65,-124.39)  442.84                80