Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2025 6 2.  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)
 06/03/2025   08:33:09   (   0.00,-103.09) (   0.78,-106.57)  396.56                80
 06/04/2025   08:11:47   (  -0.00,-103.61) (  -0.37,-102.08)  176.07                80
 06/05/2025   20:36:27   (  -0.00,-104.44) (  -0.64,-107.42)  339.41                80
 06/06/2025   20:15:05   (   0.00,-104.96) (   0.45,-102.91)  233.45                80
 06/08/2025   08:39:36   (  -0.00,-105.75) (   0.58,-108.22)  282.18                80
 06/09/2025   08:18:15   (  -0.01,-106.27) (  -0.58,-103.72)  290.27                80
 06/10/2025   20:42:55   (   0.01,-107.09) (  -0.44,-109.07)  225.95                80
 06/11/2025   20:21:33   (   0.01,-107.61) (   0.66,-104.56)  346.62                80
 06/13/2025   08:46:05   (  -0.01,-108.39) (   0.30,-109.88)  169.27                80
 06/14/2025   08:24:42   (  -0.01,-108.91) (  -0.81,-105.38)  403.06                80
 06/15/2025   20:49:23   (   0.00,-109.72) (  -0.21,-110.72)  113.53                80