Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2025 4 14.  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)
 04/17/2025   06:29:39   (  -0.05, -76.78) (  -0.09, -76.48)   33.27                80
 04/19/2025   18:35:27   (   0.04, -77.21) (   0.03, -77.26)    4.95                80
 04/22/2025   06:38:28   (  -0.03, -77.67) (   0.01, -78.01)   37.45                80
 04/23/2025   06:17:02   (  -0.03, -77.85) (  -1.00, -73.47)  499.35                80
 04/24/2025   18:41:36   (   0.02, -78.13) (  -0.10, -78.78)   73.85                80
 04/25/2025   18:20:10   (   0.03, -78.31) (   0.92, -74.24)  463.35                80
 04/27/2025   06:44:36   (  -0.02, -78.60) (   0.19, -79.51)  104.44                80
 04/28/2025   06:23:10   (  -0.03, -78.78) (  -0.89, -74.99)  432.64                80