Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2021 8 17.  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   ( -77.99,  61.96) 08/23/2021   18:12:07  ( -78.01,  62.05)    3.30                72
 08/23/2021   19:04:05   (  78.01,-130.83) 08/23/2021   19:03:04  (  78.01,-130.67)    3.80                61
 08/23/2021   19:54:49   ( -78.00,  36.56) 08/23/2021   19:54:07  ( -78.02,  36.61)    3.23                42
 08/23/2021   20:45:35   (  78.02,-156.23) 08/23/2021   20:45:04  (  78.02,-156.11)    3.02                31
 08/23/2021   21:36:19   ( -78.00,  11.16) 08/23/2021   21:36:07  ( -78.03,  11.17)    3.57                12
 08/23/2021   22:27:04   (  78.02, 178.37) 08/23/2021   22:27:03  (  78.03, 178.45)    2.53                 1
 08/23/2021   23:17:49   ( -78.04, -14.44) 08/23/2021   23:18:06  ( -78.04, -14.27)    4.02                17
 08/24/2021   00:08:34   (  78.02, 152.97) 08/24/2021   00:09:03  (  78.05, 153.01)    2.51                29
 08/24/2021   00:59:19   ( -78.05, -39.84) 08/24/2021   01:00:06  ( -78.05, -39.71)    2.99                47
 08/24/2021   01:50:04   (  78.03, 127.57) 08/24/2021   01:51:03  (  78.06, 127.58)    2.95                59
 08/24/2021   02:40:52   ( -78.17, -65.88) 08/24/2021   02:42:04  ( -78.14, -64.71)   27.00                72