Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2021 8 14.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-20) NOAA-20 Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 08/23/2021   18:13:19   ( -78.01,  61.85) 08/23/2021   18:12:07  ( -77.99,  61.91)    3.05                72
 08/23/2021   19:04:04   (  77.99,-130.75) 08/23/2021   19:03:04  (  77.99,-130.83)    2.16                60
 08/23/2021   19:54:49   ( -78.02,  36.45) 08/23/2021   19:54:07  ( -78.00,  36.46)    2.19                42
 08/23/2021   20:45:34   (  78.00,-156.14) 08/23/2021   20:45:04  (  78.00,-156.27)    2.98                30
 08/23/2021   21:36:19   ( -78.02,  11.05) 08/23/2021   21:36:07  ( -78.01,  11.02)    1.78                12
 08/23/2021   22:27:04   (  78.00, 178.46) 08/23/2021   22:27:04  (  78.01, 178.29)    3.97                 0
 08/23/2021   23:17:49   ( -78.02, -14.34) 08/23/2021   23:18:07  ( -78.02, -14.42)    2.10                18
 08/24/2021   00:08:35   (  78.05, 152.85) 08/24/2021   00:09:04  (  78.02, 152.85)    3.36                29
 08/24/2021   00:59:19   ( -78.03, -39.74) 08/24/2021   01:00:07  ( -78.03, -39.86)    2.91                48
 08/24/2021   01:50:05   (  78.05, 127.45) 08/24/2021   01:51:04  (  78.03, 127.41)    2.89                59
 08/24/2021   02:40:52   ( -78.15, -65.77) 08/24/2021   02:42:05  ( -78.11, -64.86)   21.37                73