Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2021 9 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 09/20/2021   02:43:25   (  -0.08, -75.21) (  -0.65, -77.69)  283.63                80
 09/21/2021   02:20:07   (  -0.07, -75.22) (   0.51, -72.71)  286.43                80
 09/22/2021   14:41:37   (   0.09, -75.26) (   0.55, -77.26)  228.61                80
 09/23/2021   14:18:19   (   0.08, -75.27) (  -0.62, -72.27)  342.00                80
 09/25/2021   02:39:59   (  -0.09, -75.27) (  -0.43, -76.87)  181.05                80
 09/26/2021   02:16:40   (  -0.09, -75.29) (   0.68, -71.87)  389.68                80
 09/27/2021   14:38:11   (   0.10, -75.33) (   0.33, -76.43)  124.67                80
 09/28/2021   14:14:51   (   0.10, -75.35) (  -0.78, -71.43)  446.38                80
 09/30/2021   02:36:32   (  -0.11, -75.36) (  -0.26, -76.03)   75.92                80
 10/01/2021   02:13:12   (  -0.11, -75.38) (   0.85, -71.03)  495.20                80
 10/02/2021   14:34:44   (   0.12, -75.43) (   0.16, -75.59)   18.55                80