Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2025 7 21.  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)
 07/22/2025   19:14:43   (   0.08, -89.51) (   0.59, -87.18)  266.41                80
 07/24/2025   07:33:50   (  -0.09, -89.47) (   0.60, -92.44)  339.04                80
 07/25/2025   07:17:45   (  -0.09, -89.47) (  -0.41, -87.91)  177.34                80
 07/26/2025   19:37:04   (   0.10, -89.51) (  -0.71, -93.23)  423.13                80
 07/27/2025   19:20:59   (   0.09, -89.52) (   0.30, -88.70)   93.81                80
 07/30/2025   07:24:02   (  -0.10, -89.50) (  -0.12, -89.44)    6.91                80
 08/01/2025   19:24:35   (   0.11, -89.56) (  -0.03, -90.22)   75.24                80
 08/02/2025   19:08:30   (   0.10, -89.56) (   0.99, -85.69)  442.00                80
 08/04/2025   07:27:38   (  -0.12, -89.54) (   0.22, -90.95)  161.95                80