Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-A
TLE Epoch: 2017 12 5.  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)
 12/06/2017   14:58:41   (   0.02, -81.65) (   0.41, -83.37)  196.24                80
 12/07/2017   14:40:35   (   0.03, -80.32) (  -0.43, -78.31)  229.29                80
 12/10/2017   02:36:00   (  -0.04, -76.96) (  -0.22, -77.75)   90.19                80
 12/11/2017   02:17:54   (  -0.04, -75.64) (   0.62, -72.69)  336.00                80
 12/12/2017   14:33:57   (   0.04, -73.64) (   0.81, -77.16)  400.15                80
 12/13/2017   14:15:51   (   0.04, -72.33) (  -0.04, -72.10)   26.56                80
 12/14/2017   13:55:05   (   0.04, -71.02) (  -0.82, -67.03)  453.30                80
 12/16/2017   02:11:16   (  -0.04, -68.99) (  -0.60, -71.54)  290.82                80
 12/17/2017   01:53:11   (  -0.04, -67.67) (   0.24, -66.48)  136.25                80
 12/19/2017   13:48:26   (   0.05, -64.38) (   0.40, -65.88)  170.99                80