Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2025 10 30.  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)
 10/31/2025   08:17:24   (  -0.02,-104.71) (  -0.32,-103.43)  145.71                80
 11/01/2025   20:39:19   (   0.01,-104.72) (  -0.86,-108.73)  455.75                80
 11/02/2025   20:23:12   (   0.01,-104.75) (   0.16,-104.19)   64.58                80
 11/05/2025   08:26:10   (  -0.00,-104.84) (   0.00,-104.90)    7.05                80
 11/07/2025   20:26:37   (  -0.01,-104.86) (  -0.21,-105.64)   89.87                80
 11/08/2025   20:10:30   (  -0.00,-104.88) (   0.81,-101.11)  429.93                80
 11/10/2025   08:32:15   (   0.01,-104.95) (   0.35,-106.36)  161.72                80
 11/11/2025   08:10:49   (   0.00,-104.97) (  -0.73,-101.84)  357.73                80
 11/12/2025   20:32:43   (  -0.01,-104.97) (  -0.48,-107.12)  244.82                80