Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2025 3 30.  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)
 04/01/2025   06:32:38   (  -0.06, -75.53) (   0.15, -76.51)  112.21                80
 04/02/2025   06:11:12   (  -0.06, -75.53) (  -0.88, -71.98)  405.16                80
 04/03/2025   18:33:07   (   0.06, -75.53) (  -0.33, -77.27)  198.47                80
 04/04/2025   18:17:01   (   0.05, -75.54) (   0.71, -72.74)  319.56                80
 04/06/2025   06:38:47   (  -0.04, -75.57) (   0.49, -78.00)  276.66                80
 04/07/2025   06:17:20   (  -0.04, -75.58) (  -0.49, -73.46)  241.73                80
 04/08/2025   18:39:14   (   0.03, -75.60) (  -0.70, -78.75)  360.43                80
 04/09/2025   18:23:09   (   0.04, -75.62) (   0.35, -74.23)  158.80                80
 04/11/2025   06:44:54   (  -0.03, -75.67) (   0.84, -79.48)  435.40                80
 04/12/2025   06:23:29   (  -0.03, -75.69) (  -0.21, -74.95)   83.94                80