Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2024 7 17.  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)
 07/18/2024   08:33:00   (   0.01,-104.71) (   0.43,-106.62)  217.17                80
 07/19/2024   08:11:36   (   0.00,-104.71) (  -0.56,-102.08)  298.85                80
 07/20/2024   20:33:33   (  -0.00,-104.71) (  -0.62,-107.38)  305.62                80
 07/21/2024   20:17:30   (   0.00,-104.71) (   0.44,-102.86)  210.56                80
 07/23/2024   08:39:17   (  -0.01,-104.70) (   0.79,-108.12)  390.48                80
 07/24/2024   08:17:54   (  -0.01,-104.70) (  -0.27,-103.60)  125.75                80
 07/25/2024   20:39:50   (   0.01,-104.70) (  -0.95,-108.89)  478.49                80
 07/26/2024   20:23:45   (   0.01,-104.70) (   0.06,-104.36)   38.19                80
 07/29/2024   08:26:49   (  -0.01,-104.69) (   0.08,-105.10)   45.94                80
 07/30/2024   08:05:25   (  -0.01,-104.69) (  -0.94,-100.56)  470.25                80