Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2025 11 28.  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)
 11/29/2025   07:36:04   (   0.04, -89.50) (   0.66, -92.24)  311.90                80
 11/30/2025   07:14:41   (   0.01, -89.50) (  -0.37, -87.72)  203.18                80
 12/01/2025   19:39:21   (  -0.06, -89.50) (  -0.84, -93.03)  401.03                80
 12/02/2025   19:17:58   (  -0.04, -89.51) (   0.20, -88.51)  114.65                80
 12/04/2025   07:42:27   (   0.10, -89.52) (   1.02, -93.77)  483.81                80
 12/05/2025   07:21:05   (   0.07, -89.52) (  -0.01, -89.25)   31.19                80
 12/07/2025   19:27:01   (  -0.10, -89.52) (  -0.19, -90.03)   58.09                80
 12/08/2025   19:05:38   (  -0.06, -89.53) (   0.85, -85.51)  457.91                80
 12/10/2025   07:30:08   (   0.12, -89.55) (   0.38, -90.78)  139.21                80
 12/11/2025   07:08:45   (   0.08, -89.56) (  -0.67, -86.26)  376.68                80