Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2025 8 6.  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)
 08/07/2025   08:12:16   (  -0.05,-104.73) (  -0.59,-102.23)  284.14                80
 08/08/2025   20:34:13   (   0.06,-104.74) (  -0.54,-107.55)  319.64                80
 08/09/2025   20:18:07   (   0.06,-104.74) (   0.42,-103.00)  196.97                80
 08/11/2025   08:39:56   (  -0.06,-104.73) (   0.72,-108.28)  404.33                80
 08/12/2025   08:18:31   (  -0.06,-104.73) (  -0.30,-103.75)  112.14                80
 08/13/2025   20:40:28   (   0.07,-104.74) (  -0.88,-109.06)  491.75                80
 08/14/2025   20:24:22   (   0.07,-104.74) (   0.09,-104.51)   24.97                80
 08/17/2025   08:27:26   (  -0.07,-104.73) (   0.04,-105.26)   60.61                80
 08/18/2025   08:06:01   (  -0.07,-104.72) (  -0.99,-100.73)  455.31                80
 08/19/2025   20:27:57   (   0.08,-104.72) (  -0.23,-106.03)  149.32                80