Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2025 8 1.  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)
 08/02/2025   08:06:01   (  -0.03,-104.73) (  -0.94,-100.72)  456.92                80
 08/03/2025   20:27:57   (   0.04,-104.74) (  -0.27,-106.02)  146.76                80
 08/04/2025   20:11:52   (   0.04,-104.74) (   0.75,-101.49)  369.62                80
 08/06/2025   08:33:41   (  -0.05,-104.73) (   0.39,-106.77)  232.28                80
 08/07/2025   08:12:16   (  -0.05,-104.72) (  -0.63,-102.24)  283.83                80
 08/08/2025   20:34:13   (   0.06,-104.73) (  -0.56,-107.54)  320.32                80
 08/09/2025   20:18:08   (   0.06,-104.73) (   0.46,-103.01)  196.16                80
 08/11/2025   08:39:55   (  -0.06,-104.73) (   0.75,-108.28)  405.14                80
 08/12/2025   08:18:31   (  -0.06,-104.72) (  -0.27,-103.75)  111.23                80
 08/13/2025   20:40:27   (   0.07,-104.73) (  -0.90,-109.05)  492.97                80
 08/14/2025   20:24:23   (   0.06,-104.73) (   0.12,-104.53)   23.53                80