Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2020 4 30.  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)
 05/01/2020   05:53:12   (  -0.25,-128.21) (   0.26,-126.04)  247.24                80
 05/02/2020   18:12:04   (   0.24,-128.26) (   0.77,-130.60)  266.71                80
 05/03/2020   17:54:04   (   0.24,-128.27) (  -0.34,-125.60)  303.63                80
 05/05/2020   06:13:05   (  -0.24,-128.25) (  -0.66,-130.21)  222.58                80
 05/06/2020   05:49:46   (  -0.24,-128.26) (   0.45,-125.21)  347.24                80
 05/07/2020   18:08:37   (   0.24,-128.30) (   0.58,-129.77)  167.76                80
 05/08/2020   17:50:38   (   0.24,-128.31) (  -0.53,-124.78)  401.96                80
 05/10/2020   06:09:39   (  -0.23,-128.28) (  -0.47,-129.38)  125.17                80
 05/11/2020   05:46:20   (  -0.23,-128.28) (   0.64,-124.39)  443.90                80
 05/12/2020   18:05:11   (   0.22,-128.32) (   0.38,-128.95)   72.40                80
 05/13/2020   17:47:12   (   0.22,-128.32) (  -0.78,-123.96)  496.92                80