Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 1 23.  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)
 01/23/2024   10:29:36   (   0.02,-137.01) (  -0.01,-136.86)   16.70                80
 01/25/2024   22:35:24   (  -0.03,-136.99) (  -0.20,-137.61)   71.99                80
 01/26/2024   22:13:59   (  -0.03,-136.98) (   0.83,-133.08)  444.92                80
 01/28/2024   10:38:25   (   0.04,-137.00) (   0.34,-138.34)  152.83                80
 01/29/2024   10:17:00   (   0.04,-137.00) (  -0.69,-133.81)  363.81                80
 01/30/2024   22:41:34   (  -0.04,-136.97) (  -0.52,-139.10)  242.39                80
 01/31/2024   22:20:09   (  -0.04,-136.97) (   0.51,-134.56)  274.00                80
 02/02/2024   10:44:34   (   0.04,-136.97) (   0.71,-139.82)  324.64                80
 02/03/2024   10:23:08   (   0.05,-136.96) (  -0.33,-135.28)  191.23                80
 02/04/2024   22:47:43   (  -0.05,-136.92) (  -0.87,-140.57)  416.49                80
 02/05/2024   22:26:16   (  -0.06,-136.90) (   0.11,-136.03)   98.84                80