Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2024 1 22.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NOAA-21 Lat/Lon    Distance(km)  Time Diff(sec)
 01/22/2024   20:09:49   (  -0.01,-104.64) (   0.74,-101.36)  374.57                80
 01/24/2024   08:31:36   (   0.01,-104.66) (   0.44,-106.62)  223.28                80
 01/25/2024   08:10:10   (   0.01,-104.65) (  -0.59,-102.09)  292.51                80
 01/26/2024   20:32:04   (  -0.01,-104.60) (  -0.63,-107.38)  316.18                80
 01/27/2024   20:15:59   (  -0.01,-104.60) (   0.39,-102.84)  200.00                80
 01/29/2024   08:37:45   (   0.00,-104.62) (   0.77,-108.11)  396.80                80
 01/30/2024   08:16:20   (   0.00,-104.62) (  -0.26,-103.57)  119.40                80
 01/31/2024   20:38:14   (  -0.00,-104.57) (  -0.95,-108.86)  489.04                80
 02/01/2024   20:22:08   (   0.00,-104.56) (   0.03,-104.32)   27.52                80
 02/04/2024   08:25:08   (   0.01,-104.58) (   0.09,-105.05)   53.10                80