Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2025 5 13.  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)
 05/15/2025   07:48:31   (  -0.02, -93.06) (   0.51, -95.45)  272.34                80
 05/16/2025   07:27:10   (  -0.03, -93.58) (  -0.63, -90.95)  299.18                80
 05/17/2025   19:51:50   (   0.02, -94.39) (  -0.39, -96.30)  217.60                80
 05/18/2025   19:30:28   (   0.02, -94.90) (   0.69, -91.79)  354.38                80
 05/20/2025   07:55:01   (  -0.01, -95.68) (   0.28, -97.11)  162.40                80
 05/21/2025   07:33:39   (  -0.02, -96.20) (  -0.80, -92.60)  409.58                80
 05/22/2025   19:58:19   (   0.01, -97.02) (  -0.21, -97.95)  106.83                80
 05/23/2025   19:36:58   (   0.01, -97.54) (   0.93, -93.45)  465.42                80
 05/25/2025   08:01:30   (  -0.01, -98.32) (   0.09, -98.77)   50.99                80