Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2025 1 28.  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)
 01/28/2025   20:35:00   (  -0.04,-104.64) (   0.00,-107.38)  305.55                 0
 01/29/2025   20:17:22   (  -0.04,-104.64) (   0.38,-102.70)  221.19                80
 01/31/2025   08:39:05   (   0.05,-104.70) (   0.79,-107.95)  370.64                80
 02/01/2025   08:17:37   (   0.05,-104.71) (  -0.25,-103.41)  147.48                80
 02/02/2025   20:39:29   (  -0.05,-104.66) (  -0.94,-108.70)  460.12                80
 02/03/2025   20:23:20   (  -0.05,-104.67) (   0.04,-104.15)   58.38                80
 02/06/2025   08:26:16   (   0.06,-104.73) (   0.06,-104.87)   15.13                80
 02/08/2025   20:26:39   (  -0.07,-104.68) (  -0.24,-105.61)  104.97                80
 02/09/2025   20:10:30   (  -0.07,-104.68) (   0.75,-101.06)  413.47                80
 02/11/2025   08:32:13   (   0.08,-104.75) (   0.43,-106.31)  177.30                80