Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 3 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-18)   GOES-18 Lat/Lon  NOAA-21 Lat/Lon    Distance(km)  Time Diff(sec)
 03/30/2024   22:17:17   (  -0.00,-136.99) (   0.88,-133.15)  438.03                80
 04/01/2024   10:39:05   (   0.00,-136.98) (   0.31,-138.42)  163.41                80
 04/02/2024   10:17:40   (   0.00,-136.97) (  -0.68,-133.88)  351.64                80
 04/03/2024   22:39:38   (  -0.00,-136.94) (  -0.49,-139.19)  255.72                80
 04/04/2024   22:23:33   (  -0.00,-136.93) (   0.51,-134.65)  259.14                80
 04/06/2024   10:42:42   (  -0.00,-136.91) (   0.67,-139.92)  343.07                80
 04/07/2024   10:26:37   (  -0.00,-136.90) (  -0.33,-135.39)  171.63                80
 04/08/2024   22:45:53   (  -0.00,-136.86) (  -0.88,-140.69)  436.29                80
 04/09/2024   22:29:49   (   0.00,-136.84) (   0.14,-136.15)   78.12                80
 04/12/2024   10:32:51   (  -0.01,-136.79) (   0.02,-136.89)   11.32                78