Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2025 3 12.  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)
 03/13/2025   18:27:08   (   0.07, -75.29) (  -0.04, -75.80)   58.23                80
 03/14/2025   18:11:04   (   0.08, -75.31) (   1.00, -71.28)  460.08                80
 03/16/2025   06:32:50   (  -0.07, -75.34) (   0.21, -76.54)  136.44                80
 03/17/2025   06:11:26   (  -0.07, -75.36) (  -0.83, -72.01)  381.83                80
 03/18/2025   18:33:22   (   0.07, -75.38) (  -0.36, -77.32)  220.43                80
 03/19/2025   18:17:17   (   0.07, -75.40) (   0.68, -72.79)  298.38                80
 03/21/2025   06:39:04   (  -0.06, -75.45) (   0.51, -78.05)  297.10                80
 03/22/2025   06:17:38   (  -0.06, -75.47) (  -0.47, -73.52)  221.56                80
 03/23/2025   18:39:34   (   0.05, -75.49) (  -0.70, -78.82)  380.52                80
 03/24/2025   18:23:29   (   0.05, -75.51) (   0.30, -74.29)  138.81                80
 03/26/2025   06:45:16   (  -0.04, -75.57) (   0.84, -79.56)  455.25                80