Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2021 10 29.  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)
 10/29/2021   18:39:32   (  -0.04,-137.23) (  -0.11,-136.83)   44.98                80
 10/31/2021   06:58:32   (   0.04,-137.21) (  -0.92,-141.42)  480.37                80
 11/01/2021   06:35:13   (   0.04,-137.21) (   0.24,-136.44)   88.30                80
 11/02/2021   18:54:05   (  -0.04,-137.21) (   0.82,-140.99)  431.44                80
 11/03/2021   18:36:05   (  -0.04,-137.20) (  -0.28,-136.00)  136.83                80
 11/05/2021   06:55:06   (   0.04,-137.18) (  -0.74,-140.59)  389.72                80
 11/06/2021   06:31:46   (   0.04,-137.16) (   0.36,-135.60)  177.93                80
 11/07/2021   18:50:38   (  -0.03,-137.15) (   0.64,-140.16)  343.57                80
 11/08/2021   18:32:39   (  -0.03,-137.13) (  -0.46,-135.17)  223.59                80
 11/10/2021   06:51:39   (   0.02,-137.09) (  -0.55,-139.76)  304.27                80
 11/11/2021   06:28:20   (   0.02,-137.07) (   0.56,-134.77)  262.67                80