Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 3 19.  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)
 03/19/2024   22:23:22   (  -0.02,-136.99) (   0.51,-134.64)  268.76                80
 03/21/2024   10:45:11   (   0.01,-137.01) (   0.66,-139.91)  330.20                80
 03/22/2024   10:23:48   (   0.01,-137.01) (  -0.36,-135.38)  185.74                80
 03/23/2024   22:48:26   (  -0.01,-136.99) (  -0.81,-140.69)  421.46                80
 03/24/2024   22:27:02   (  -0.01,-136.99) (   0.15,-136.15)   94.38                80
 03/27/2024   10:30:07   (   0.00,-136.99) (  -0.01,-136.90)   10.18                80
 03/29/2024   22:36:01   (   0.01,-136.95) (  -0.17,-137.68)   83.75                80
 03/30/2024   22:17:18   (   0.02,-136.93) (   0.86,-133.15)  430.79                80
 04/01/2024   10:36:27   (  -0.01,-136.93) (   0.30,-138.43)  170.75                80