Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2025 11 23.  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)
 11/24/2025   07:29:40   (  -0.00, -89.50) (   0.25, -90.71)  137.56                80
 11/25/2025   07:08:18   (  -0.04, -89.50) (  -0.77, -86.19)  377.25                80
 11/26/2025   19:32:57   (  -0.01, -89.51) (  -0.45, -91.50)  226.64                80
 11/27/2025   19:11:35   (   0.02, -89.51) (   0.58, -86.98)  289.06                80
 11/29/2025   07:36:04   (   0.04, -89.52) (   0.64, -92.24)  309.68                80
 11/30/2025   07:14:42   (   0.01, -89.53) (  -0.39, -87.72)  205.66                80
 12/01/2025   19:39:20   (  -0.06, -89.53) (  -0.87, -93.02)  398.31                80
 12/02/2025   19:17:59   (  -0.04, -89.54) (   0.22, -88.51)  117.68                80
 12/04/2025   07:42:27   (   0.09, -89.56) (   1.06, -93.77)  480.23                80
 12/05/2025   07:21:04   (   0.07, -89.56) (   0.02, -89.25)   35.14                80