Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2025 3 27.  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)
 03/28/2025   20:27:26   (   0.02,-104.42) (  -0.28,-105.86)  163.17                80
 03/29/2025   20:11:19   (   0.02,-104.42) (   0.69,-101.31)  354.00                80
 03/31/2025   08:33:06   (  -0.02,-104.39) (   0.45,-106.58)  249.12                80
 04/01/2025   08:11:39   (  -0.03,-104.39) (  -0.52,-102.04)  267.66                80
 04/02/2025   20:33:34   (   0.02,-104.42) (  -0.63,-107.34)  332.73                80
 04/03/2025   20:17:28   (   0.02,-104.42) (   0.36,-102.80)  184.28                80
 04/05/2025   08:39:13   (  -0.02,-104.39) (   0.83,-108.06)  418.55                80
 04/06/2025   08:17:48   (  -0.01,-104.39) (  -0.22,-103.53)   98.52                80
 04/08/2025   20:23:36   (   0.00,-104.43) (   0.04,-104.29)   16.36                80