Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2022 12 5.  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)
 12/06/2022   06:35:35   (  -0.01, -75.19) (   0.57, -77.78)  295.66                80
 12/07/2022   06:15:02   (  -0.00, -75.19) (  -0.70, -72.17)  344.26                80
 12/08/2022   18:27:29   (   0.00, -75.19) (  -0.15, -75.82)   71.84                80
 12/10/2022   06:42:23   (  -0.00, -75.19) (   0.96, -79.41)  481.75                80
 12/11/2022   06:21:50   (   0.00, -75.19) (  -0.31, -73.80)  158.55                80
 12/12/2022   18:34:20   (   0.00, -75.20) (  -0.51, -77.45)  257.64                80
 12/13/2022   18:13:47   (  -0.00, -75.20) (   0.73, -71.84)  382.96                80
 12/15/2022   06:25:58   (  -0.00, -75.21) (   0.07, -75.42)   24.88                80
 12/16/2022   18:41:10   (   0.01, -75.23) (  -0.85, -79.10)  440.69                80
 12/17/2022   18:20:37   (   0.00, -75.24) (   0.40, -73.48)  200.57                80
 12/19/2022   06:35:28   (  -0.00, -75.26) (   0.38, -77.07)  205.48                80