Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2021 4 15.  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)
 04/16/2021   14:30:25   (   0.05, -75.21) (  -0.03, -74.76)   50.72                80
 04/18/2021   02:49:24   (  -0.05, -75.18) (  -0.99, -79.35)  475.47                80
 04/19/2021   02:26:05   (  -0.05, -75.18) (   0.15, -74.36)   93.19                80
 04/20/2021   14:44:55   (   0.04, -75.19) (   0.89, -78.92)  425.27                80
 04/21/2021   14:26:56   (   0.04, -75.19) (  -0.25, -73.93)  143.88                80
 04/23/2021   02:45:55   (  -0.04, -75.18) (  -0.77, -78.52)  381.29                80
 04/24/2021   02:22:35   (  -0.04, -75.18) (   0.31, -73.52)  188.12                80
 04/25/2021   14:41:26   (   0.04, -75.20) (   0.66, -78.09)  329.28                80
 04/26/2021   14:23:25   (   0.04, -75.20) (  -0.43, -73.09)  240.59                80
 04/28/2021   02:42:25   (  -0.03, -75.20) (  -0.60, -77.68)  283.66                80
 04/29/2021   02:19:05   (  -0.03, -75.20) (   0.54, -72.69)  286.09                80