Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2025 9 5.  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)
 09/06/2025   07:08:50   (  -0.22, -89.48) (  -0.91, -86.42)  349.55                80
 09/07/2025   19:30:45   (   0.22, -89.52) (  -0.26, -91.72)  250.47                80
 09/08/2025   19:14:39   (   0.22, -89.52) (   0.73, -87.18)  266.38                80
 09/10/2025   07:36:27   (  -0.22, -89.49) (   0.46, -92.45)  337.53                80
 09/11/2025   07:15:02   (  -0.22, -89.49) (  -0.60, -87.92)  179.07                80
 09/12/2025   19:36:57   (   0.22, -89.52) (  -0.62, -93.21)  421.20                80
 09/13/2025   19:20:52   (   0.23, -89.52) (   0.44, -88.69)   95.55                80
 09/16/2025   07:21:14   (  -0.23, -89.49) (  -0.26, -89.42)    8.59                80
 09/18/2025   19:24:24   (   0.24, -89.53) (   0.12, -90.19)   74.02                80
 09/19/2025   19:08:18   (   0.24, -89.54) (   1.13, -85.65)  443.71                80