Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2025 8 15.  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)
 08/17/2025   08:27:26   (  -0.07,-104.72) (   0.04,-105.26)   61.50                80
 08/18/2025   08:06:01   (  -0.07,-104.71) (  -0.99,-100.73)  454.36                80
 08/19/2025   20:27:57   (   0.08,-104.72) (  -0.23,-106.03)  148.78                80
 08/20/2025   20:11:52   (   0.08,-104.72) (   0.80,-101.50)  367.53                80
 08/22/2025   08:33:40   (  -0.09,-104.71) (   0.35,-106.77)  235.05                80
 08/23/2025   08:12:15   (  -0.08,-104.71) (  -0.62,-102.23)  281.42                80
 08/24/2025   20:34:11   (   0.09,-104.72) (  -0.53,-107.54)  320.99                80
 08/25/2025   20:18:06   (   0.09,-104.73) (   0.45,-103.00)  196.00                80
 08/27/2025   08:39:54   (  -0.09,-104.72) (   0.71,-108.28)  405.51                80
 08/28/2025   08:18:30   (  -0.09,-104.72) (  -0.32,-103.75)  111.13                80