Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2025 9 29.  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)
 09/30/2025   20:40:06   (   0.08,-104.69) (  -0.86,-108.95)  485.26                80
 10/01/2025   20:24:00   (   0.08,-104.69) (   0.16,-104.42)   31.48                80
 10/04/2025   08:27:01   (  -0.08,-104.69) (  -0.00,-105.15)   51.73                80
 10/05/2025   08:05:35   (  -0.09,-104.69) (  -1.03,-100.61)  464.87                80
 10/06/2025   20:27:30   (   0.08,-104.68) (  -0.16,-105.91)  138.85                80
 10/07/2025   20:11:23   (   0.09,-104.68) (   0.81,-101.36)  378.09                80
 10/09/2025   08:33:10   (  -0.08,-104.68) (   0.35,-106.63)  221.24                80
 10/10/2025   08:11:44   (  -0.08,-104.68) (  -0.69,-102.10)  295.00                80
 10/11/2025   20:33:37   (   0.07,-104.66) (  -0.55,-107.38)  309.96                80
 10/12/2025   20:17:32   (   0.08,-104.66) (   0.49,-102.85)  206.51                80