Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2020 5 13.  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)
 05/13/2020   17:47:12   (   0.21,-128.33) (  -0.78,-123.97)  498.08                80
 05/15/2020   06:06:13   (  -0.21,-128.28) (  -0.26,-128.56)   31.88                80
 05/17/2020   18:04:25   (   0.20,-128.32) (   0.16,-128.13)   22.16                80
 05/20/2020   06:00:05   (  -0.20,-128.26) (  -0.08,-127.73)   60.99                80
 05/21/2020   18:18:57   (   0.19,-128.30) (   1.08,-132.29)  455.05                80
 05/22/2020   18:00:57   (   0.19,-128.29) (  -0.04,-127.30)  113.31                80
 05/24/2020   06:19:57   (  -0.18,-128.23) (  -0.98,-131.89)  417.31                80
 05/25/2020   05:56:37   (  -0.18,-128.21) (   0.08,-126.89)  150.28                80
 05/26/2020   18:15:28   (   0.17,-128.23) (   0.91,-131.45)  367.65                80