Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-A
TLE Epoch: 2021 9 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 09/19/2021   05:08:05   (   0.03,-137.19) (  -0.15,-137.96)   88.07                80
 09/20/2021   04:50:05   (   0.03,-137.19) (   0.94,-132.98)  478.74                80
 09/21/2021   17:06:15   (  -0.03,-137.19) (   0.09,-137.58)   45.43                80
 09/24/2021   05:04:34   (   0.03,-137.17) (  -0.01,-137.24)    8.72                80
 09/26/2021   17:05:24   (  -0.02,-137.15) (  -0.11,-136.87)   32.74                80
 09/28/2021   05:21:43   (   0.02,-137.12) (  -0.96,-141.49)  498.06                80
 09/29/2021   05:03:42   (   0.02,-137.11) (   0.14,-136.51)   67.42                80
 09/30/2021   17:19:54   (  -0.02,-137.08) (   0.84,-141.12)  459.23                80
 10/01/2021   17:01:52   (  -0.02,-137.06) (  -0.20,-136.13)  105.92                80