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

     Date     Time(GOES-16)   GOES-16 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 12/18/2017   02:29:00   (   0.01, -75.19) (   0.19, -74.40)   90.25                80
 12/19/2017   14:47:51   (  -0.01, -75.19) (   0.83, -78.96)  429.84                80
 12/20/2017   14:24:32   (  -0.01, -75.19) (  -0.27, -73.97)  139.07                80
 12/22/2017   02:43:33   (  -0.00, -75.19) (  -0.74, -78.57)  384.50                80
 12/23/2017   02:25:34   (  -0.01, -75.20) (   0.36, -73.57)  185.27                80
 12/24/2017   14:44:25   (   0.02, -75.20) (   0.66, -78.13)  333.27                80
 12/25/2017   14:21:05   (   0.02, -75.21) (  -0.44, -73.13)  236.36                80
 12/27/2017   02:40:07   (  -0.02, -75.22) (  -0.56, -77.74)  286.73                80
 12/28/2017   02:22:07   (  -0.02, -75.22) (   0.55, -72.74)  283.43                80
 12/29/2017   14:40:58   (   0.02, -75.24) (   0.48, -77.30)  234.42                80
 12/30/2017   14:17:39   (   0.02, -75.25) (  -0.62, -72.30)  335.41                80