Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2025 8 1.  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)
 08/01/2025   19:24:35   (   0.11, -89.51) (  -0.03, -90.22)   79.39                80
 08/02/2025   19:08:30   (   0.11, -89.51) (   0.99, -85.69)  437.08                80
 08/04/2025   07:27:38   (  -0.12, -89.48) (   0.21, -90.95)  167.49                80
 08/05/2025   07:11:33   (  -0.12, -89.48) (  -0.81, -86.42)  348.90                80
 08/06/2025   19:30:49   (   0.13, -89.52) (  -0.39, -91.72)  252.15                80
 08/07/2025   19:14:45   (   0.13, -89.52) (   0.63, -87.19)  264.49                80
 08/09/2025   07:33:53   (  -0.14, -89.49) (   0.51, -92.47)  339.58                80
 08/10/2025   07:17:49   (  -0.14, -89.49) (  -0.51, -87.94)  177.33                80
 08/11/2025   19:37:05   (   0.15, -89.53) (  -0.68, -93.24)  422.79                80
 08/12/2025   19:21:01   (   0.14, -89.54) (   0.35, -88.72)   94.47                80
 08/15/2025   07:24:03   (  -0.15, -89.52) (  -0.16, -89.45)    8.22                80