Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2021 10 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)
 10/20/2021   02:20:07   (  -0.06, -75.19) (   0.47, -72.70)  283.08                80
 10/21/2021   14:39:00   (   0.07, -75.21) (   0.52, -77.27)  234.47                80
 10/22/2021   14:21:00   (   0.07, -75.21) (  -0.57, -72.27)  334.97                80
 10/24/2021   02:40:01   (  -0.07, -75.20) (  -0.42, -76.87)  190.02                80
 10/25/2021   02:16:42   (  -0.08, -75.20) (   0.68, -71.88)  379.60                80
 10/26/2021   14:35:33   (   0.08, -75.23) (   0.38, -76.43)  137.51                80
 10/27/2021   14:17:35   (   0.09, -75.23) (  -0.78, -71.44)  432.40                80
 10/29/2021   02:36:35   (  -0.09, -75.23) (  -0.26, -76.04)   91.77                80
 10/30/2021   02:13:16   (  -0.09, -75.24) (   0.85, -71.04)  478.38                80
 10/31/2021   14:32:08   (   0.09, -75.27) (   0.16, -75.61)   37.91                80