Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2024 12 25.  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)
 12/26/2024   06:33:50   (  -0.01, -75.18) (   0.34, -76.65)  167.46                80
 12/27/2024   06:12:24   (  -0.00, -75.18) (  -0.66, -72.11)  349.81                80
 12/28/2024   18:34:17   (  -0.01, -75.20) (  -0.53, -77.40)  251.59                80
 12/29/2024   18:18:11   (  -0.01, -75.20) (   0.54, -72.88)  265.93                80
 12/31/2024   06:39:57   (   0.01, -75.20) (   0.65, -78.14)  334.80                80
 01/01/2025   06:18:30   (   0.01, -75.20) (  -0.37, -73.60)  182.61                80
 01/02/2025   18:40:24   (  -0.00, -75.22) (  -0.80, -78.90)  418.48                80
 01/03/2025   18:24:16   (  -0.00, -75.23) (   0.17, -74.35)   99.69                80
 01/05/2025   06:46:01   (   0.00, -75.24) (   1.01, -79.61)  499.35                80
 01/06/2025   06:24:35   (   0.00, -75.25) (  -0.02, -75.08)   19.01                80