Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2025 10 24.  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)
 10/25/2025   08:32:44   (  -0.01,-104.67) (   0.40,-106.49)  207.96                80
 10/26/2025   08:11:18   (  -0.01,-104.64) (  -0.61,-101.95)  305.94                80
 10/27/2025   20:33:12   (   0.01,-104.60) (  -0.57,-107.25)  301.52                80
 10/28/2025   20:17:06   (   0.01,-104.57) (   0.43,-102.71)  212.75                80
 10/30/2025   08:38:50   (  -0.01,-104.53) (   0.76,-107.96)  390.69                80
 10/31/2025   08:17:23   (  -0.01,-104.50) (  -0.25,-103.42)  123.28                80
 11/01/2025   20:39:18   (   0.01,-104.46) (  -0.92,-108.71)  484.55                80
 11/02/2025   20:23:11   (   0.01,-104.43) (   0.09,-104.17)   30.09                80
 11/05/2025   08:26:08   (   0.01,-104.36) (   0.13,-104.87)   58.43                80
 11/06/2025   08:04:42   (   0.00,-104.33) (  -0.89,-100.33)  455.38                80