Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2021 8 16.  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   ( -78.00,  61.90) 08/23/2021   18:12:07  ( -78.00,  61.98)    1.78                72
 08/23/2021   19:04:04   (  77.98,-130.68) 08/23/2021   19:03:04  (  78.00,-130.75)    2.58                60
 08/23/2021   19:54:49   ( -78.01,  36.50) 08/23/2021   19:54:07  ( -78.01,  36.54)    0.78                42
 08/23/2021   20:45:35   (  78.03,-156.29) 08/23/2021   20:45:04  (  78.01,-156.19)    2.95                31
 08/23/2021   21:36:19   ( -78.01,  11.11) 08/23/2021   21:36:07  ( -78.02,  11.09)    0.95                12
 08/23/2021   22:27:05   (  78.03, 178.31) 08/23/2021   22:27:04  (  78.02, 178.37)    1.81                 1
 08/23/2021   23:17:49   ( -78.01, -14.29) 08/23/2021   23:18:07  ( -78.03, -14.35)    2.01                18
 08/24/2021   00:08:35   (  78.04, 152.91) 08/24/2021   00:09:04  (  78.03, 152.93)    0.69                29
 08/24/2021   00:59:19   ( -78.02, -39.69) 08/24/2021   01:00:07  ( -78.04, -39.79)    3.16                48
 08/24/2021   01:50:05   (  78.04, 127.51) 08/24/2021   01:51:04  (  78.04, 127.49)    0.52                59
 08/24/2021   02:40:53   ( -78.18, -65.93) 08/24/2021   02:42:05  ( -78.12, -64.79)   27.02                72