Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2025 1 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NOAA-21 Lat/Lon    Distance(km)  Time Diff(sec)
 01/27/2025   06:32:34   (  -0.01, -75.20) (   0.28, -76.39)  137.05                80
 01/28/2025   06:11:07   (   0.02, -75.20) (  -0.74, -71.85)  381.55                80
 01/29/2025   18:32:58   (  -0.02, -75.22) (  -0.45, -77.14)  218.82                80
 01/30/2025   18:16:50   (  -0.01, -75.23) (   0.57, -72.60)  299.70                80
 02/01/2025   06:38:34   (   0.01, -75.24) (   0.59, -77.85)  298.39                80
 02/02/2025   06:17:06   (   0.00, -75.25) (  -0.44, -73.32)  220.31                80
 02/03/2025   18:38:58   (  -0.00, -75.27) (  -0.75, -78.60)  379.30                80
 02/04/2025   18:22:50   (  -0.00, -75.29) (   0.29, -74.06)  140.09                80
 02/06/2025   06:44:32   (   0.01, -75.30) (   0.92, -79.31)  456.56                80
 02/07/2025   06:23:05   (   0.01, -75.32) (  -0.13, -74.77)   62.53                80