Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2020 1 25.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 01/28/2020   05:22:55   (   0.00,-128.33) (   0.03,-128.32)    3.16                80
 01/30/2020   17:21:06   (   0.00,-128.25) (  -0.07,-127.92)   37.95                80
 02/01/2020   05:40:07   (  -0.01,-128.24) (  -0.95,-132.54)  490.12                80
 02/02/2020   05:22:07   (  -0.00,-128.22) (   0.15,-127.56)   74.79                80
 02/03/2020   17:40:59   (   0.00,-128.15) (   0.91,-132.14)  454.99                80
 02/04/2020   17:17:39   (   0.00,-128.12) (  -0.20,-127.16)  109.28                80
 02/06/2020   05:36:39   (  -0.00,-128.10) (  -0.82,-131.79)  420.34                80
 02/07/2020   05:18:40   (  -0.01,-128.06) (   0.29,-126.81)  143.87                80
 02/08/2020   17:37:31   (   0.01,-127.99) (   0.78,-131.39)  387.30                80