Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2021 10 10.  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)
 10/10/2021   18:32:36   (  -0.05,-137.20) (  -0.52,-135.16)  233.04                80
 10/12/2021   06:48:56   (   0.04,-137.18) (  -0.55,-139.75)  292.60                80
 10/13/2021   06:30:57   (   0.04,-137.17) (   0.60,-134.76)  275.25                80
 10/14/2021   18:47:09   (  -0.04,-137.15) (   0.45,-139.31)  246.58                80
 10/15/2021   18:29:09   (  -0.03,-137.14) (  -0.64,-134.32)  321.15                80
 10/17/2021   06:48:11   (   0.03,-137.12) (  -0.36,-138.92)  204.85                80
 10/18/2021   06:24:51   (   0.03,-137.11) (   0.74,-133.92)  362.75                80
 10/19/2021   18:43:43   (  -0.03,-137.08) (   0.26,-138.49)  159.53                80
 10/20/2021   18:25:44   (  -0.03,-137.07) (  -0.84,-133.49)  407.84                80
 10/22/2021   06:42:04   (   0.03,-137.04) (  -0.21,-138.08)  118.85                80
 10/23/2021   06:24:05   (   0.03,-137.02) (   0.89,-133.08)  448.05                80