Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2023 2 23.  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)
 02/23/2023   06:32:10   (  -0.06, -75.19) (   0.24, -76.50)  150.31                80
 02/24/2023   06:10:45   (  -0.06, -75.19) (  -0.78, -71.98)  366.06                80
 02/25/2023   18:32:42   (   0.06, -75.19) (  -0.41, -77.28)  238.54                80
 02/26/2023   18:16:37   (   0.06, -75.20) (   0.61, -72.76)  278.24                80
 02/28/2023   06:38:25   (  -0.05, -75.21) (   0.59, -78.02)  321.33                80
 03/01/2023   06:17:00   (  -0.05, -75.21) (  -0.44, -73.50)  195.65                80
 03/02/2023   18:38:56   (   0.04, -75.22) (  -0.75, -78.81)  408.08                80
 03/03/2023   18:22:51   (   0.04, -75.23) (   0.23, -74.27)  109.45                80
 03/05/2023   06:44:39   (  -0.03, -75.26) (   0.91, -79.55)  488.69                80
 03/06/2023   06:23:14   (  -0.03, -75.27) (  -0.07, -75.01)   29.20                80
 03/08/2023   18:29:06   (   0.02, -75.31) (  -0.06, -75.80)   55.07                80