Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2025 7 26.  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)
 07/27/2025   08:18:29   (  -0.03,-104.71) (  -0.26,-103.74)  111.60                80
 07/28/2025   20:40:27   (   0.03,-104.73) (  -0.91,-109.05)  491.24                80
 07/29/2025   20:24:22   (   0.03,-104.74) (   0.10,-104.52)   25.74                80
 08/01/2025   08:27:25   (  -0.03,-104.73) (   0.08,-105.25)   59.40                80
 08/02/2025   08:06:01   (  -0.03,-104.73) (  -0.94,-100.72)  457.06                80
 08/03/2025   20:27:57   (   0.04,-104.74) (  -0.27,-106.02)  146.11                80
 08/04/2025   20:11:52   (   0.04,-104.75) (   0.75,-101.49)  370.40                80
 08/06/2025   08:33:41   (  -0.05,-104.73) (   0.40,-106.77)  231.66                80
 08/07/2025   08:12:16   (  -0.04,-104.73) (  -0.62,-102.24)  284.60                80
 08/08/2025   20:34:13   (   0.05,-104.74) (  -0.57,-107.54)  318.99                80