Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2025 3 24.  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)
 03/26/2025   08:26:56   (  -0.02,-104.38) (   0.11,-105.09)   80.70                80
 03/27/2025   08:05:30   (  -0.02,-104.37) (  -0.85,-100.54)  436.10                80
 03/28/2025   20:27:25   (   0.02,-104.41) (  -0.33,-105.85)  163.79                80
 03/29/2025   20:11:19   (   0.02,-104.41) (   0.70,-101.31)  353.14                80
 03/31/2025   08:33:05   (  -0.02,-104.38) (   0.49,-106.57)  250.54                80
 04/01/2025   08:11:39   (  -0.02,-104.38) (  -0.54,-102.04)  266.00                80
 04/02/2025   20:33:34   (   0.02,-104.41) (  -0.66,-107.33)  334.49                80
 04/03/2025   20:17:28   (   0.02,-104.40) (   0.38,-102.81)  182.30                80
 04/05/2025   08:39:13   (  -0.01,-104.37) (   0.80,-108.07)  421.02                80
 04/06/2025   08:17:47   (  -0.01,-104.37) (  -0.19,-103.52)   95.81                80