Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2025 10 22.  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)
 10/23/2025   07:29:27   (  -0.19, -89.50) (   0.06, -90.73)  139.65                80
 10/24/2025   07:08:01   (  -0.20, -89.49) (  -0.94, -86.19)  376.62                80
 10/25/2025   19:32:35   (   0.17, -89.51) (  -0.24, -91.48)  224.20                80
 10/26/2025   19:11:09   (   0.19, -89.51) (   0.76, -86.94)  292.55                80
 10/28/2025   07:35:33   (  -0.16, -89.49) (   0.44, -92.19)  307.76                80
 10/29/2025   07:14:06   (  -0.18, -89.48) (  -0.57, -87.65)  208.66                80
 10/30/2025   19:38:41   (   0.15, -89.50) (  -0.60, -92.94)  392.23                80
 10/31/2025   19:17:14   (   0.17, -89.50) (   0.41, -88.40)  124.99                80
 11/02/2025   07:41:38   (  -0.14, -89.50) (   0.77, -93.66)  473.56                80
 11/03/2025   07:20:12   (  -0.16, -89.50) (  -0.24, -89.12)   43.37                80
 11/05/2025   19:25:59   (   0.13, -89.51) (   0.04, -89.86)   40.08                80