Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2024 12 31.  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)
 01/01/2025   06:18:30   (  -0.00, -75.18) (  -0.37, -73.60)  180.57                80
 01/02/2025   18:40:23   (   0.02, -75.20) (  -0.79, -78.90)  421.41                80
 01/03/2025   18:24:17   (   0.03, -75.20) (   0.23, -74.36)   96.09                80
 01/06/2025   06:24:35   (  -0.03, -75.21) (  -0.05, -75.08)   14.13                80
 01/08/2025   18:27:41   (   0.01, -75.24) (  -0.10, -75.84)   67.80                80
 01/09/2025   18:11:33   (  -0.01, -75.25) (   0.89, -71.29)  451.21                80
 01/11/2025   06:33:17   (   0.01, -75.25) (   0.30, -76.55)  147.56                80
 01/12/2025   06:11:50   (   0.01, -75.26) (  -0.70, -72.00)  370.88                80
 01/13/2025   18:33:42   (  -0.01, -75.29) (  -0.46, -77.30)  228.82                80
 01/14/2025   18:17:35   (  -0.01, -75.31) (   0.54, -72.76)  290.47                80