Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2023 2 12.  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)
 02/13/2023   06:16:59   (  -0.06, -75.20) (  -0.48, -73.46)  198.91                80
 02/14/2023   18:38:55   (   0.06, -75.20) (  -0.76, -78.76)  405.67                80
 02/15/2023   18:22:52   (   0.05, -75.20) (   0.30, -74.24)  110.71                80
 02/17/2023   06:44:39   (  -0.05, -75.21) (   0.94, -79.50)  490.32                80
 02/18/2023   06:23:15   (  -0.04, -75.21) (  -0.11, -74.98)   26.24                80
 02/20/2023   18:29:07   (   0.03, -75.23) (  -0.12, -75.76)   60.60                80
 02/21/2023   18:10:24   (   0.03, -75.24) (   0.94, -71.24)  456.80                80
 02/23/2023   06:32:12   (  -0.03, -75.26) (   0.24, -76.51)  142.28                80
 02/24/2023   06:10:48   (  -0.03, -75.28) (  -0.76, -71.98)  375.35                80
 02/25/2023   18:32:45   (   0.03, -75.31) (  -0.40, -77.30)  226.82                80