Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2025 3 28.  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)
 03/29/2025   18:26:58   (   0.05, -75.50) (   0.01, -75.78)   31.80                80
 03/30/2025   18:10:52   (   0.06, -75.51) (   1.04, -71.25)  485.72                80
 04/01/2025   06:32:38   (  -0.05, -75.52) (   0.16, -76.51)  112.16                80
 04/02/2025   06:11:12   (  -0.06, -75.53) (  -0.87, -71.98)  405.20                80
 04/03/2025   18:33:06   (   0.05, -75.53) (  -0.34, -77.27)  198.27                80
 04/04/2025   18:17:00   (   0.05, -75.54) (   0.65, -72.73)  319.77                80
 04/06/2025   06:38:46   (  -0.04, -75.57) (   0.49, -78.00)  276.65                80
 04/07/2025   06:17:20   (  -0.04, -75.58) (  -0.50, -73.46)  241.75                80
 04/08/2025   18:39:14   (   0.03, -75.60) (  -0.67, -78.76)  360.20                80
 04/09/2025   18:23:08   (   0.03, -75.62) (   0.32, -74.22)  159.06                80
 04/11/2025   06:44:54   (  -0.03, -75.66) (   0.80, -79.49)  435.30                80