Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2017 12 11.  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)
 12/13/2017   02:29:37   (  -0.02, -72.98) (  -0.51, -75.12)  243.49                80
 12/14/2017   02:11:33   (  -0.02, -71.67) (   0.35, -70.07)  183.14                80
 12/16/2017   14:06:53   (   0.02, -68.38) (   0.29, -69.47)  124.94                80
 12/17/2017   13:48:50   (   0.03, -67.07) (  -0.57, -64.42)  302.15                80
 12/19/2017   02:05:03   (  -0.03, -65.05) (  -0.90, -68.92)  441.37                80
 12/20/2017   01:44:20   (  -0.03, -63.75) (  -0.04, -63.87)   13.74                80
 12/21/2017   01:26:15   (  -0.04, -62.44) (   0.76, -58.81)  414.07                80
 12/22/2017   13:42:20   (   0.04, -60.47) (   0.68, -63.27)  319.50                80
 12/23/2017   13:24:16   (   0.05, -59.17) (  -0.18, -58.22)  108.54                80