Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2019 12 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 12/12/2019   18:49:44   (   0.03,-137.19) (   0.68,-140.15)  337.55                80
 12/13/2019   18:31:45   (   0.04,-137.17) (  -0.39,-135.15)  229.14                80
 12/15/2019   06:48:06   (  -0.04,-137.13) (  -0.64,-139.75)  298.43                80
 12/16/2019   06:30:08   (  -0.05,-137.10) (   0.49,-134.76)  267.80                80
 12/17/2019   18:46:20   (   0.05,-137.06) (   0.55,-139.31)  256.91                80
 12/18/2019   18:28:20   (   0.06,-137.03) (  -0.52,-134.31)  309.08                80
 12/20/2019   06:44:42   (  -0.06,-136.98) (  -0.51,-138.90)  219.45                80
 12/21/2019   06:26:43   (  -0.06,-136.95) (   0.62,-133.92)  346.16                80
 12/22/2019   18:42:55   (   0.06,-136.90) (   0.41,-138.47)  179.60                80
 12/23/2019   18:24:57   (   0.06,-136.86) (  -0.72,-133.48)  385.66                80
 12/25/2019   06:41:17   (  -0.06,-136.81) (  -0.36,-138.06)  144.05                80