Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2025 1 24.  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)
 01/24/2025   18:26:59   (   0.01, -75.20) (  -0.07, -75.69)   55.25                80
 01/25/2025   18:10:50   (  -0.01, -75.21) (   0.89, -71.14)  463.31                80
 01/27/2025   06:32:34   (   0.01, -75.20) (   0.30, -76.39)  136.32                80
 01/28/2025   06:11:06   (   0.01, -75.20) (  -0.73, -71.85)  381.56                80
 01/29/2025   18:32:58   (  -0.01, -75.22) (  -0.41, -77.15)  218.97                80
 01/30/2025   18:16:50   (  -0.01, -75.23) (   0.56, -72.60)  299.71                80
 02/01/2025   06:38:33   (   0.00, -75.24) (   0.60, -77.85)  298.16                80
 02/02/2025   06:17:06   (   0.00, -75.25) (  -0.44, -73.31)  220.67                80
 02/03/2025   18:38:57   (  -0.00, -75.27) (  -0.74, -78.60)  378.97                80
 02/04/2025   18:22:49   (  -0.00, -75.29) (   0.25, -74.05)  140.38                80
 02/06/2025   06:44:32   (  -0.00, -75.31) (   0.89, -79.31)  456.29                80