Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2025 3 8.  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)
 03/10/2025   06:45:21   (  -0.07, -75.26) (   0.90, -79.55)  490.06                80
 03/11/2025   06:23:56   (  -0.07, -75.27) (  -0.13, -75.03)   27.35                80
 03/13/2025   18:27:08   (   0.06, -75.29) (  -0.06, -75.80)   57.96                80
 03/14/2025   18:11:03   (   0.06, -75.31) (   0.98, -71.27)  460.49                80
 03/16/2025   06:32:50   (  -0.06, -75.35) (   0.23, -76.53)  135.36                80
 03/17/2025   06:11:25   (  -0.06, -75.37) (  -0.81, -72.01)  383.07                80
 03/18/2025   18:33:22   (   0.06, -75.39) (  -0.39, -77.31)  219.42                80
 03/19/2025   18:17:17   (   0.06, -75.41) (   0.66, -72.79)  299.51                80
 03/21/2025   06:39:03   (  -0.05, -75.46) (   0.55, -78.05)  295.32                80
 03/22/2025   06:17:39   (  -0.05, -75.48) (  -0.50, -73.52)  223.48                80