Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2021 5 7.  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)
 05/07/2021   06:19:22   (  -0.01,-127.86) (  -0.89,-131.84)  453.32                80
 05/08/2021   05:56:03   (  -0.02,-127.89) (   0.23,-126.85)  119.28                80
 05/09/2021   18:14:57   (   0.02,-127.99) (   0.76,-131.42)  389.39                80
 05/10/2021   17:56:58   (   0.02,-128.03) (  -0.35,-126.42)  183.67                80
 05/12/2021   06:16:00   (  -0.02,-128.04) (  -0.66,-131.03)  340.34                80
 05/13/2021   05:52:42   (  -0.02,-128.06) (   0.45,-126.03)  231.54                80
 05/14/2021   18:11:34   (   0.02,-128.15) (   0.59,-130.59)  279.03                80
 05/15/2021   17:53:37   (   0.02,-128.18) (  -0.59,-125.61)  293.14                80
 05/17/2021   06:12:38   (  -0.01,-128.17) (  -0.49,-130.20)  231.53                80
 05/18/2021   05:49:20   (  -0.01,-128.19) (   0.63,-125.21)  339.56                80
 05/19/2021   18:08:13   (   0.01,-128.26) (   0.35,-129.78)  172.73                80
 05/20/2021   17:50:14   (   0.01,-128.29) (  -0.76,-124.79)  398.90                80