Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2025 4 1.  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)
 04/02/2025   06:11:12   (  -0.07, -75.50) (  -0.88, -71.98)  401.86                80
 04/03/2025   18:33:07   (   0.06, -75.49) (  -0.33, -77.27)  203.55                80
 04/04/2025   18:17:00   (   0.06, -75.48) (   0.65, -72.73)  313.24                80
 04/06/2025   06:38:47   (  -0.05, -75.50) (   0.49, -78.00)  284.95                80
 04/07/2025   06:17:20   (  -0.05, -75.50) (  -0.49, -73.46)  232.23                80
 04/08/2025   18:39:14   (   0.04, -75.49) (  -0.70, -78.75)  371.64                80
 04/09/2025   18:23:09   (   0.04, -75.50) (   0.35, -74.22)  146.36                80
 04/11/2025   06:44:54   (  -0.04, -75.53) (   0.85, -79.48)  449.88                80
 04/12/2025   06:23:28   (  -0.04, -75.55) (  -0.14, -74.94)   68.32                80
 04/14/2025   18:29:16   (   0.04, -75.57) (  -0.02, -75.70)   16.26                80