Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2021 2 15.  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)
 02/20/2021   13:59:16   ( -78.40, 123.23) 02/20/2021   13:58:07  ( -78.40, 120.74)   55.66                69
 02/20/2021   14:50:06   (  78.58, -70.54) 02/20/2021   14:49:01  (  78.61, -70.60)    3.13                65
 02/20/2021   15:40:51   ( -78.60,  96.69) 02/20/2021   15:40:01  ( -78.63,  96.77)    3.57                50
 02/20/2021   16:31:37   (  78.63, -96.17) 02/20/2021   16:31:01  (  78.62, -96.00)    3.83                36
 02/20/2021   17:22:21   ( -78.60,  71.29) 02/20/2021   17:22:02  ( -78.61,  71.13)    3.55                19
 02/20/2021   18:13:07   (  78.63,-121.57) 02/20/2021   18:13:02  (  78.60,-121.64)    3.27                 5
 02/20/2021   19:03:52   ( -78.64,  45.66) 02/20/2021   19:04:02  ( -78.62,  45.74)    2.95                10
 02/20/2021   19:54:37   (  78.63,-146.97) 02/20/2021   19:55:02  (  78.62,-147.04)    2.25                25
 02/20/2021   20:45:22   ( -78.65,  20.26) 02/20/2021   20:46:02  ( -78.64,  20.35)    2.19                40
 02/20/2021   21:36:07   (  78.64,-172.37) 02/20/2021   21:37:02  (  78.63,-172.43)    1.46                55
 02/20/2021   22:26:52   ( -78.65,  -5.14) 02/20/2021   22:28:02  ( -78.65,  -5.05)    2.00                70