Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2021 8 21.  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   18:13:18   ( -77.99,  61.99) 08/23/2021   18:12:07  ( -77.98,  61.85)    3.25                71
 08/23/2021   19:04:04   (  78.00,-130.79) 08/23/2021   19:03:04  (  77.98,-130.86)    2.78                60
 08/23/2021   19:54:48   ( -77.99,  36.59) 08/23/2021   19:54:06  ( -78.02,  36.63)    3.94                42
 08/23/2021   20:45:34   (  78.01,-156.18) 08/23/2021   20:45:04  (  77.99,-156.30)    3.07                30
 08/23/2021   21:36:19   ( -78.03,  10.98) 08/23/2021   21:36:07  ( -78.00,  10.97)    4.28                12
 08/23/2021   22:27:04   (  78.01, 178.42) 08/23/2021   22:27:03  (  78.04, 178.48)    3.57                 1
 08/23/2021   23:17:49   ( -78.04, -14.42) 08/23/2021   23:18:06  ( -78.04, -14.26)    3.70                17
 08/24/2021   00:08:34   (  78.02, 153.02) 08/24/2021   00:09:03  (  78.05, 153.04)    3.91                29
 08/24/2021   00:59:19   ( -78.04, -39.81) 08/24/2021   01:00:06  ( -78.05, -39.70)    2.85                47
 08/24/2021   01:50:05   (  78.06, 127.41) 08/24/2021   01:51:04  (  78.02, 127.38)    4.21                59
 08/24/2021   02:40:52   ( -78.17, -65.85) 08/24/2021   02:42:04  ( -78.14, -64.70)   26.52                72