Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2025 9 28.  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)
 09/29/2025   08:18:11   (  -0.08,-104.71) (  -0.30,-103.65)  120.67                80
 09/30/2025   20:40:06   (   0.08,-104.73) (  -0.84,-108.96)  480.48                80
 10/01/2025   20:24:00   (   0.08,-104.75) (   0.18,-104.42)   38.31                80
 10/04/2025   08:27:01   (  -0.08,-104.80) (  -0.02,-105.15)   39.28                80
 10/05/2025   08:05:36   (  -0.09,-104.82) (  -1.05,-100.62)  479.34                80
 10/06/2025   20:27:30   (   0.08,-104.84) (  -0.15,-105.91)  121.61                80
 10/07/2025   20:11:25   (   0.09,-104.86) (   0.88,-101.38)  397.31                80
 10/09/2025   08:33:10   (  -0.08,-104.89) (   0.34,-106.63)  198.54                80
 10/10/2025   08:11:44   (  -0.08,-104.91) (  -0.70,-102.10)  319.76                80
 10/11/2025   20:36:19   (   0.07,-104.92) (  -0.49,-107.39)  282.38                80