Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2025 8 3.  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)
 08/04/2025   20:11:53   (   0.04,-104.74) (   0.78,-101.50)  369.72                80
 08/06/2025   08:33:40   (  -0.05,-104.73) (   0.42,-106.76)  232.15                80
 08/07/2025   08:12:16   (  -0.05,-104.73) (  -0.60,-102.23)  283.95                80
 08/08/2025   20:34:12   (   0.06,-104.73) (  -0.60,-107.53)  320.20                80
 08/09/2025   20:18:08   (   0.06,-104.73) (   0.43,-103.01)  196.31                80
 08/11/2025   08:39:56   (  -0.06,-104.73) (   0.72,-108.28)  404.93                80
 08/12/2025   08:18:31   (  -0.06,-104.73) (  -0.30,-103.75)  111.47                80
 08/13/2025   20:40:28   (   0.07,-104.73) (  -0.87,-109.06)  492.77                80
 08/14/2025   20:24:22   (   0.06,-104.73) (   0.09,-104.52)   23.76                80
 08/17/2025   08:27:26   (  -0.07,-104.72) (   0.03,-105.26)   61.77                80