Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2021 10 22.  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)
 10/22/2021   14:21:00   (   0.06, -75.21) (  -0.58, -72.27)  334.81                80
 10/24/2021   02:40:01   (  -0.06, -75.19) (  -0.46, -76.86)  190.92                80
 10/25/2021   02:16:42   (  -0.07, -75.20) (   0.69, -71.88)  378.58                80
 10/26/2021   14:35:33   (   0.07, -75.22) (   0.36, -76.43)  138.13                80
 10/27/2021   14:17:35   (   0.08, -75.23) (  -0.79, -71.45)  431.66                80
 10/29/2021   02:36:35   (  -0.08, -75.22) (  -0.24, -76.04)   93.28                80
 10/30/2021   02:13:16   (  -0.08, -75.23) (   0.86, -71.04)  476.77                80
 10/31/2021   14:32:08   (   0.08, -75.26) (   0.14, -75.61)   39.13                80
 11/03/2021   02:30:29   (  -0.08, -75.27) (  -0.07, -75.21)    7.53                80