Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2020 5 15.  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)
 05/17/2020   18:04:24   (   0.20,-128.32) (   0.18,-128.11)   22.75                80
 05/20/2020   06:00:04   (  -0.20,-128.26) (  -0.10,-127.72)   61.30                80
 05/21/2020   18:18:56   (   0.19,-128.29) (   1.09,-132.28)  454.94                80
 05/22/2020   18:00:56   (   0.19,-128.28) (  -0.03,-127.29)  113.30                80
 05/24/2020   06:19:56   (  -0.18,-128.22) (  -1.01,-131.88)  417.50                80
 05/25/2020   05:56:37   (  -0.18,-128.20) (   0.12,-126.89)  149.93                80
 05/26/2020   18:15:28   (   0.17,-128.22) (   0.88,-131.45)  368.16                80
 05/27/2020   17:57:29   (   0.17,-128.20) (  -0.24,-126.46)  199.16                80
 05/29/2020   06:16:29   (  -0.16,-128.13) (  -0.79,-131.05)  332.53                80