Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2025 8 31.  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)
 09/02/2025   08:27:23   (  -0.11,-104.68) (   0.04,-105.24)   65.16                80
 09/03/2025   08:05:58   (  -0.11,-104.67) (  -1.01,-100.72)  450.69                80
 09/04/2025   20:27:53   (   0.12,-104.67) (  -0.17,-106.02)  153.27                80
 09/05/2025   20:11:48   (   0.12,-104.67) (   0.82,-101.48)  363.02                80
 09/07/2025   08:33:35   (  -0.12,-104.66) (   0.38,-106.74)  238.64                80
 09/08/2025   08:12:11   (  -0.12,-104.65) (  -0.68,-102.22)  277.52                80
 09/09/2025   20:34:05   (   0.12,-104.65) (  -0.55,-107.51)  326.57                80
 09/10/2025   20:18:01   (   0.12,-104.65) (   0.51,-102.99)  189.80                80
 09/12/2025   08:39:48   (  -0.12,-104.64) (   0.68,-108.25)  411.60                80
 09/13/2025   08:18:22   (  -0.13,-104.63) (  -0.32,-103.72)  104.11                80