Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2023 11 26.  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)
 11/27/2023   06:37:28   (   0.01, -75.20) (   0.67, -78.10)  330.69                80
 11/28/2023   06:16:04   (   0.01, -75.20) (  -0.37, -73.58)  185.65                80
 11/29/2023   18:38:02   (  -0.01, -75.21) (  -0.82, -78.88)  418.10                80
 11/30/2023   18:21:57   (  -0.01, -75.22) (   0.17, -74.35)   98.77                80
 12/03/2023   06:22:22   (   0.01, -75.24) (  -0.01, -75.09)   15.79                80
 12/05/2023   18:25:35   (  -0.01, -75.27) (  -0.16, -75.87)   68.91                80
 12/06/2023   18:09:31   (  -0.01, -75.29) (   0.89, -71.35)  449.19                80
 12/08/2023   06:31:20   (   0.00, -75.31) (   0.30, -76.62)  149.12                80
 12/09/2023   06:09:55   (   0.01, -75.33) (  -0.70, -72.09)  369.00                80
 12/10/2023   18:31:52   (  -0.00, -75.36) (  -0.45, -77.40)  232.42                80