Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2025 8 31.  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)
 09/02/2025   19:24:32   (   0.21, -89.55) (   0.08, -90.22)   75.37                80
 09/03/2025   19:08:27   (   0.21, -89.56) (   1.07, -85.68)  441.96                80
 09/05/2025   07:30:15   (  -0.22, -89.54) (   0.07, -90.96)  161.40                80
 09/06/2025   07:08:50   (  -0.22, -89.54) (  -0.92, -86.42)  356.04                80
 09/07/2025   19:30:45   (   0.22, -89.59) (  -0.25, -91.72)  242.35                80
 09/08/2025   19:14:40   (   0.22, -89.61) (   0.74, -87.18)  275.62                80
 09/10/2025   07:36:27   (  -0.22, -89.59) (   0.45, -92.45)  326.51                80
 09/11/2025   07:15:02   (  -0.22, -89.60) (  -0.61, -87.92)  191.22                80
 09/12/2025   19:36:57   (   0.22, -89.65) (  -0.61, -93.22)  407.39                80
 09/13/2025   19:20:52   (   0.23, -89.66) (   0.46, -88.69)  110.47                80