Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2023 8 14.  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)
 08/15/2023   18:24:37   (  -0.03, -75.21) (  -0.13, -75.58)   43.30                80
 08/16/2023   18:08:31   (  -0.02, -75.21) (   0.92, -71.05)  473.48                80
 08/18/2023   06:27:37   (   0.02, -75.20) (   0.28, -76.31)  127.03                80
 08/19/2023   06:11:31   (   0.02, -75.20) (  -0.77, -71.78)  390.35                80
 08/20/2023   18:30:44   (  -0.02, -75.22) (  -0.45, -77.07)  211.71                80
 08/21/2023   18:14:39   (  -0.02, -75.23) (   0.60, -72.54)  306.01                80
 08/23/2023   06:36:24   (   0.01, -75.23) (   0.59, -77.80)  293.51                80
 08/24/2023   06:14:58   (   0.01, -75.23) (  -0.41, -73.26)  224.08                80
 08/25/2023   18:36:52   (   0.00, -75.25) (  -0.74, -78.57)  378.13                80
 08/26/2023   18:20:46   (   0.01, -75.26) (   0.26, -74.03)  139.57                80
 08/28/2023   06:42:31   (  -0.00, -75.26) (   0.93, -79.29)  459.51                80