Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2025 4 22.  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)
 04/23/2025   19:00:37   (   0.04, -81.94) (  -0.29, -83.50)  177.00                80
 04/24/2025   18:39:11   (   0.04, -82.45) (   0.79, -78.98)  394.76                80
 04/26/2025   07:03:39   (  -0.04, -83.20) (   0.20, -84.28)  122.13                80
 04/27/2025   06:42:15   (  -0.04, -83.71) (  -0.94, -79.77)  449.58                80
 04/28/2025   19:06:50   (   0.04, -84.50) (  -0.10, -85.09)   67.36                80
 05/01/2025   07:09:53   (  -0.03, -85.76) (  -0.00, -85.87)   12.05                80
 05/03/2025   19:10:24   (   0.03, -87.06) (   0.14, -86.68)   43.88                80
 05/05/2025   07:34:51   (  -0.02, -87.84) (   0.90, -91.97)  471.45                80
 05/06/2025   07:13:26   (  -0.02, -88.35) (  -0.20, -87.45)  101.49                80