Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-A
TLE Epoch: 2017 12 18.  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)
 12/18/2017   14:09:53   (  -0.01, -75.19) (  -0.84, -71.42)  428.70                80
 12/20/2017   02:28:52   (   0.01, -75.19) (  -0.15, -76.03)   94.84                80
 12/21/2017   02:10:51   (   0.00, -75.19) (   0.90, -71.02)  474.70                80
 12/22/2017   14:29:41   (   0.01, -75.19) (   0.10, -75.59)   44.99                80
 12/25/2017   02:27:59   (  -0.02, -75.20) (  -0.02, -75.19)    2.07                80
 12/27/2017   14:23:29   (   0.02, -75.22) (  -0.09, -74.76)   53.39                80
 12/29/2017   02:42:27   (  -0.02, -75.23) (  -0.94, -79.35)  469.65                80
 12/30/2017   02:24:27   (  -0.02, -75.24) (   0.18, -74.36)  100.63                80
 12/31/2017   14:43:17   (   0.02, -75.26) (   0.83, -78.92)  417.14                80