Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2025 11 13.  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)
 11/14/2025   07:14:12   (  -0.11, -89.49) (  -0.51, -87.64)  210.35                80
 11/15/2025   19:38:51   (   0.06, -89.50) (  -0.73, -92.94)  392.93                80
 11/16/2025   19:17:29   (   0.08, -89.51) (   0.35, -88.43)  122.81                80
 11/18/2025   07:41:59   (  -0.03, -89.51) (   0.88, -93.70)  477.10                80
 11/19/2025   07:20:36   (  -0.06, -89.51) (  -0.14, -89.18)   38.11                80
 11/21/2025   19:26:33   (   0.03, -89.53) (  -0.05, -89.97)   49.70                80
 11/22/2025   19:05:11   (   0.06, -89.53) (   0.99, -85.45)  466.25                80
 11/24/2025   07:29:39   (  -0.01, -89.54) (   0.28, -90.70)  132.98                80
 11/25/2025   07:08:17   (  -0.04, -89.54) (  -0.76, -86.18)  382.45                80
 11/26/2025   19:32:56   (  -0.01, -89.55) (  -0.43, -91.50)  220.84                80
 11/27/2025   19:11:33   (   0.02, -89.57) (   0.62, -86.98)  295.53                80