Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2021 9 14.  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)
 09/15/2021   02:46:52   (  -0.09, -75.19) (  -0.84, -78.53)  380.62                80
 09/16/2021   02:23:33   (  -0.08, -75.19) (   0.27, -73.53)  188.55                80
 09/17/2021   14:45:04   (   0.10, -75.21) (   0.75, -78.09)  328.23                80
 09/18/2021   14:21:45   (   0.09, -75.22) (  -0.36, -73.10)  241.60                80
 09/20/2021   02:43:26   (  -0.10, -75.22) (  -0.63, -77.70)  281.68                80
 09/21/2021   02:20:06   (  -0.09, -75.23) (   0.48, -72.70)  288.60                80
 09/22/2021   14:41:38   (   0.10, -75.27) (   0.53, -77.26)  226.57                80
 09/23/2021   14:18:18   (   0.09, -75.29) (  -0.58, -72.27)  344.27                80
 09/25/2021   02:39:59   (  -0.11, -75.30) (  -0.46, -76.86)  177.59                80
 09/26/2021   02:16:39   (  -0.10, -75.32) (   0.65, -71.86)  393.37                80
 09/27/2021   14:38:10   (   0.12, -75.36) (   0.36, -76.42)  121.12                80