Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-A
TLE Epoch: 2017 12 17.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 12/17/2017   14:33:14   (  -0.01, -75.21) (   0.24, -76.43)  138.23                80
 12/18/2017   14:09:54   (  -0.01, -75.21) (  -0.87, -71.43)  431.29                80
 12/20/2017   02:28:52   (   0.01, -75.23) (  -0.18, -76.02)   91.04                80
 12/21/2017   02:10:51   (   0.00, -75.23) (   0.93, -71.03)  479.21                80
 12/22/2017   14:29:42   (  -0.00, -75.25) (   0.07, -75.59)   39.47                80
 12/25/2017   02:27:59   (  -0.00, -75.27) (   0.01, -75.19)    9.12                80
 12/27/2017   14:23:29   (   0.00, -75.31) (  -0.12, -74.76)   62.47                80
 12/29/2017   02:42:28   (   0.00, -75.33) (  -0.91, -79.36)  459.39                80
 12/30/2017   02:24:27   (  -0.00, -75.35) (   0.21, -74.37)  111.76                80