Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2025 4 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)
 04/29/2025   18:45:47   (   0.04, -85.01) (   1.04, -80.67)  495.78                80
 05/01/2025   07:10:19   (  -0.04, -85.78) (   0.03, -85.97)   22.83                80
 05/03/2025   19:10:59   (   0.03, -87.08) (   0.11, -86.83)   29.61                80
 05/05/2025   07:35:31   (  -0.02, -87.86) (   0.94, -92.13)  487.75                80
 05/06/2025   07:14:10   (  -0.02, -88.37) (  -0.19, -87.63)   83.80                80
 05/07/2025   19:38:50   (   0.02, -89.18) (  -0.84, -92.98)  433.56                80
 05/08/2025   19:17:29   (   0.02, -89.70) (   0.29, -88.48)  138.45                80
 05/10/2025   07:42:01   (  -0.02, -90.48) (   0.75, -93.79)  377.67                80
 05/11/2025   07:20:40   (  -0.02, -91.00) (  -0.38, -89.29)  194.38                80