Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2025 10 28.  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)
 10/28/2025   20:17:06   (   0.02,-104.68) (   0.47,-102.71)  224.38                80
 10/30/2025   08:38:50   (  -0.02,-104.69) (   0.72,-107.96)  373.80                80
 10/31/2025   08:17:24   (  -0.02,-104.68) (  -0.29,-103.42)  143.07                80
 11/01/2025   20:39:18   (   0.01,-104.67) (  -0.88,-108.72)  461.16                80
 11/02/2025   20:23:12   (   0.02,-104.67) (   0.13,-104.18)   56.27                80
 11/05/2025   08:26:10   (  -0.00,-104.68) (   0.03,-104.89)   24.02                80
 11/06/2025   08:04:43   (  -0.00,-104.68) (  -0.99,-100.36)  492.73                80
 11/07/2025   20:26:36   (  -0.01,-104.65) (  -0.23,-105.64)  112.33                80
 11/08/2025   20:10:30   (  -0.00,-104.65) (   0.80,-101.10)  404.58                80
 11/10/2025   08:32:14   (   0.01,-104.66) (   0.37,-106.36)  192.87                80
 11/11/2025   08:10:48   (   0.00,-104.65) (  -0.66,-101.82)  323.79                80