Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2025 8 8.  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)
 08/08/2025   20:34:13   (   0.06,-104.74) (  -0.56,-107.54)  319.31                80
 08/09/2025   20:18:08   (   0.06,-104.74) (   0.46,-103.01)  197.36                80
 08/11/2025   08:39:55   (  -0.06,-104.73) (   0.75,-108.27)  404.03                80
 08/12/2025   08:18:31   (  -0.06,-104.73) (  -0.28,-103.75)  112.51                80
 08/13/2025   20:40:27   (   0.07,-104.74) (  -0.91,-109.05)  490.96                80
 08/14/2025   20:24:23   (   0.07,-104.75) (   0.12,-104.52)   25.67                80
 08/17/2025   08:27:26   (  -0.07,-104.74) (   0.07,-105.26)   59.81                80
 08/18/2025   08:06:01   (  -0.07,-104.73) (  -0.96,-100.73)  456.24                80
 08/19/2025   20:27:57   (   0.08,-104.74) (  -0.20,-106.03)  147.97                80
 08/20/2025   20:11:53   (   0.09,-104.74) (   0.83,-101.51)  368.49                80
 08/22/2025   08:33:41   (  -0.09,-104.73) (   0.34,-106.78)  232.63                80