Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2024 3 18.  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)
 03/18/2024   08:16:49   (   0.02,-104.70) (  -0.25,-103.63)  122.43                80
 03/19/2024   20:38:46   (  -0.02,-104.66) (  -0.99,-108.92)  486.14                80
 03/20/2024   20:22:43   (  -0.02,-104.66) (   0.03,-104.40)   29.72                80
 03/23/2024   08:25:49   (   0.01,-104.69) (   0.12,-105.14)   52.31                80
 03/24/2024   08:04:25   (   0.00,-104.69) (  -0.90,-100.62)  463.76                80
 03/25/2024   20:26:24   (  -0.00,-104.66) (  -0.27,-105.93)  144.16                80
 03/26/2024   20:10:20   (  -0.00,-104.66) (   0.76,-101.41)  372.05                80
 03/28/2024   08:32:08   (  -0.00,-104.69) (   0.47,-106.67)  225.68                80
 03/29/2024   08:10:45   (  -0.01,-104.69) (  -0.56,-102.14)  290.14                80
 03/30/2024   20:32:43   (   0.02,-104.66) (  -0.59,-107.46)  318.59                80
 03/31/2024   20:16:39   (   0.02,-104.65) (   0.39,-102.92)  197.15                80