Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2025 3 25.  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)
 03/26/2025   06:45:14   (  -0.06, -75.50) (   0.84, -79.55)  461.35                80
 03/27/2025   06:23:48   (  -0.06, -75.50) (  -0.18, -75.02)   55.48                80
 03/29/2025   18:26:57   (   0.05, -75.51) (  -0.03, -75.78)   31.11                80
 03/30/2025   18:10:52   (   0.06, -75.52) (   1.00, -71.24)  486.48                80
 04/01/2025   06:32:38   (  -0.05, -75.53) (   0.14, -76.51)  111.81                80
 04/02/2025   06:11:12   (  -0.06, -75.53) (  -0.84, -71.97)  405.57                80
 04/03/2025   18:33:06   (   0.05, -75.54) (  -0.36, -77.27)  197.57                80
 04/04/2025   18:17:00   (   0.05, -75.55) (   0.69, -72.74)  320.48                80
 04/06/2025   06:38:46   (  -0.04, -75.57) (   0.50, -78.00)  276.27                80
 04/07/2025   06:17:19   (  -0.04, -75.58) (  -0.49, -73.45)  242.13                80
 04/08/2025   18:39:14   (   0.03, -75.60) (  -0.67, -78.76)  359.47                80