Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2021 4 2.  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)
 04/02/2021   14:20:15   (   0.04, -75.22) (  -0.62, -72.29)  334.64                80
 04/04/2021   02:39:14   (  -0.03, -75.19) (  -0.38, -76.88)  192.61                80
 04/05/2021   02:15:54   (  -0.03, -75.18) (   0.70, -71.88)  376.39                80
 04/06/2021   14:34:45   (   0.03, -75.22) (   0.32, -76.44)  139.92                80
 04/07/2021   14:16:46   (   0.03, -75.22) (  -0.83, -71.45)  429.81                80
 04/09/2021   02:35:45   (  -0.03, -75.20) (  -0.19, -76.05)   95.75                80
 04/10/2021   02:12:24   (  -0.03, -75.21) (   0.90, -71.05)  474.46                80
 04/11/2021   14:31:16   (   0.03, -75.26) (   0.11, -75.61)   40.21                80
 04/14/2021   02:29:35   (  -0.02, -75.26) (  -0.04, -75.20)    6.88                80