Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 5 25.  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)
 05/25/2024   10:23:40   (  -0.00,-137.01) (  -0.42,-135.22)  204.10                80
 05/26/2024   22:45:40   (   0.01,-136.99) (  -0.76,-140.53)  403.37                80
 05/27/2024   22:29:36   (   0.01,-136.98) (   0.22,-136.00)  111.48                80
 05/29/2024   10:51:26   (  -0.02,-136.98) (   0.98,-141.27)  490.54                80
 05/30/2024   10:30:04   (  -0.02,-136.97) (  -0.06,-136.75)   24.15                80
 06/01/2024   22:33:20   (   0.02,-136.93) (  -0.11,-137.54)   69.45                80
 06/02/2024   22:17:16   (   0.02,-136.91) (   0.87,-133.00)  444.92                80
 06/04/2024   10:36:27   (  -0.03,-136.90) (   0.30,-138.28)  158.06                80
 06/05/2024   10:20:24   (  -0.03,-136.88) (  -0.75,-133.76)  355.79                80
 06/06/2024   22:39:43   (   0.04,-136.84) (  -0.45,-139.07)  253.95                80
 06/07/2024   22:23:39   (   0.04,-136.81) (   0.55,-134.54)  259.61                80