Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2025 1 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NOAA-21 Lat/Lon    Distance(km)  Time Diff(sec)
 01/26/2025   08:33:05   (   0.03,-104.72) (   0.46,-106.50)  203.49                80
 01/27/2025   08:11:38   (   0.04,-104.72) (  -0.56,-101.96)  313.95                80
 01/28/2025   20:33:29   (  -0.04,-104.66) (  -0.64,-107.24)  294.23                80
 01/29/2025   20:17:22   (  -0.04,-104.66) (   0.39,-102.70)  223.52                80
 01/31/2025   08:39:05   (   0.05,-104.72) (   0.78,-107.95)  369.17                80
 02/01/2025   08:17:38   (   0.05,-104.72) (  -0.25,-103.42)  148.40                80
 02/02/2025   20:39:29   (  -0.05,-104.66) (  -0.94,-108.70)  459.96                80
 02/03/2025   20:23:20   (  -0.05,-104.66) (   0.04,-104.15)   57.97                80
 02/06/2025   08:26:16   (   0.06,-104.72) (   0.07,-104.87)   16.87                80
 02/08/2025   20:26:39   (  -0.07,-104.65) (  -0.26,-105.61)  108.13                80