Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2025 11 22.  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)
 11/22/2025   19:06:16   (   0.05, -89.50) (   0.94, -85.44)  462.89                15
 11/24/2025   07:29:40   (  -0.00, -89.50) (   0.29, -90.70)  137.63                80
 11/25/2025   07:08:18   (  -0.04, -89.50) (  -0.80, -86.19)  377.17                80
 11/26/2025   19:32:57   (  -0.01, -89.50) (  -0.48, -91.49)  226.79                80
 11/27/2025   19:11:35   (   0.02, -89.51) (   0.61, -86.98)  288.88                80
 11/29/2025   07:36:05   (   0.04, -89.52) (   0.62, -92.25)  309.93                80
 11/30/2025   07:14:42   (   0.01, -89.53) (  -0.41, -87.73)  205.40                80
 12/01/2025   19:39:20   (  -0.06, -89.53) (  -0.85, -93.02)  398.62                80
 12/02/2025   19:17:58   (  -0.04, -89.54) (   0.19, -88.50)  117.28                80
 12/04/2025   07:42:27   (   0.09, -89.55) (   1.04, -93.77)  480.63                80
 12/05/2025   07:21:05   (   0.07, -89.56) (   0.00, -89.25)   34.57                80