Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2023 10 16.  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)
 10/18/2023   18:24:37   (  -0.03, -75.21) (  -0.14, -75.63)   48.43                80
 10/19/2023   18:08:31   (  -0.03, -75.21) (   0.88, -71.10)  468.37                80
 10/21/2023   06:30:17   (   0.03, -75.21) (   0.28, -76.37)  132.16                80
 10/22/2023   06:08:52   (   0.02, -75.21) (  -0.75, -71.84)  384.72                80
 10/23/2023   18:30:46   (  -0.02, -75.22) (  -0.46, -77.13)  218.38                80
 10/24/2023   18:14:41   (  -0.02, -75.22) (   0.57, -72.60)  299.17                80
 10/26/2023   06:36:27   (   0.01, -75.23) (   0.57, -77.87)  299.63                80
 10/27/2023   06:15:01   (   0.01, -75.24) (  -0.41, -73.32)  218.42                80
 10/28/2023   18:36:55   (  -0.01, -75.26) (  -0.78, -78.62)  383.13                80
 10/29/2023   18:20:49   (  -0.01, -75.27) (   0.26, -74.09)  135.31                80