Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2024 1 4.  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)
 01/06/2024   18:25:35   (   0.03, -75.22) (  -0.12, -75.86)   72.90                80
 01/07/2024   18:09:30   (   0.02, -75.22) (   0.87, -71.32)  444.31                80
 01/09/2024   06:31:17   (  -0.02, -75.22) (   0.30, -76.58)  155.99                80
 01/10/2024   06:09:53   (  -0.01, -75.22) (  -0.75, -72.06)  361.12                80
 01/11/2024   18:31:48   (   0.00, -75.23) (  -0.45, -77.35)  241.57                80
 01/12/2024   18:15:42   (  -0.00, -75.23) (   0.54, -72.81)  275.92                80
 01/14/2024   06:37:30   (  -0.00, -75.24) (   0.62, -78.08)  323.38                80
 01/15/2024   06:16:04   (  -0.01, -75.25) (  -0.38, -73.54)  194.25                80
 01/16/2024   18:38:00   (   0.01, -75.27) (  -0.81, -78.84)  407.54                80
 01/17/2024   18:21:55   (   0.01, -75.29) (   0.25, -74.32)  110.89                80