Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2025 10 17.  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)
 10/18/2025   07:20:40   (  -0.22, -89.49) (  -0.26, -89.25)   26.44                80
 10/20/2025   19:26:28   (   0.20, -89.53) (   0.07, -90.00)   55.14                80
 10/21/2025   19:05:02   (   0.22, -89.53) (   1.12, -85.47)  462.64                80
 10/23/2025   07:29:27   (  -0.19, -89.52) (   0.10, -90.72)  137.49                80
 10/24/2025   07:08:01   (  -0.20, -89.52) (  -0.96, -86.19)  379.69                80
 10/25/2025   19:32:34   (   0.17, -89.55) (  -0.27, -91.47)  219.45                80
 10/26/2025   19:11:09   (   0.19, -89.56) (   0.79, -86.95)  298.27                80
 10/28/2025   07:35:33   (  -0.16, -89.55) (   0.41, -92.20)  300.78                80
 10/29/2025   07:14:07   (  -0.18, -89.56) (  -0.60, -87.66)  216.55                80
 10/30/2025   19:38:41   (   0.15, -89.59) (  -0.58, -92.95)  382.73                80
 10/31/2025   19:17:15   (   0.17, -89.60) (   0.44, -88.41)  135.46                80