Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2025 5 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)
 05/25/2025   08:01:29   (  -0.01, -98.33) (   0.10, -98.76)   49.53                80
 05/27/2025   20:02:08   (   0.01, -99.67) (   0.03, -99.61)    6.99                80
 05/30/2025   08:05:18   (  -0.01,-100.97) (  -0.11,-100.41)   63.09                80
 05/31/2025   20:29:58   (   0.00,-101.80) (  -0.91,-105.76)  452.40                80
 06/01/2025   20:08:37   (   0.01,-102.32) (   0.24,-101.26)  120.62                80
 06/03/2025   08:33:09   (  -0.00,-103.11) (   0.76,-106.58)  394.43                80
 06/04/2025   08:11:47   (  -0.01,-103.64) (  -0.34,-102.07)  178.65                80
 06/05/2025   20:36:27   (   0.00,-104.47) (  -0.68,-107.42)  336.30                80
 06/06/2025   20:15:06   (   0.01,-105.00) (   0.47,-102.92)  237.01                80