Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2025 8 23.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NOAA-21 Lat/Lon    Distance(km)  Time Diff(sec)
 08/24/2025   20:34:12   (   0.09,-104.71) (  -0.51,-107.54)  322.15                80
 08/25/2025   20:18:06   (   0.09,-104.71) (   0.46,-103.00)  194.51                80
 08/27/2025   08:39:54   (  -0.09,-104.70) (   0.69,-108.28)  407.81                80
 08/28/2025   08:18:29   (  -0.09,-104.69) (  -0.28,-103.74)  108.51                80
 08/29/2025   20:40:25   (   0.10,-104.70) (  -0.86,-109.05)  494.60                80
 08/30/2025   20:24:20   (   0.10,-104.70) (   0.12,-104.51)   21.92                80
 09/02/2025   08:27:24   (  -0.11,-104.68) (   0.00,-105.26)   64.68                80
 09/03/2025   08:05:58   (  -0.11,-104.68) (  -0.98,-100.72)  451.26                80
 09/04/2025   20:27:53   (   0.12,-104.69) (  -0.21,-106.02)  152.30                80
 09/05/2025   20:11:49   (   0.12,-104.68) (   0.83,-101.49)  364.05                80