Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2021 3 12.  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)
 03/20/2021   20:19:50   ( -78.53,  27.41) 03/20/2021   20:18:40  ( -78.52,  27.48)    1.83                70
 03/20/2021   21:10:35   (  78.51,-165.22) 03/20/2021   21:09:34  (  78.53,-165.18)    1.71                61
 03/20/2021   22:01:20   ( -78.53,   2.00) 03/20/2021   22:00:40  ( -78.53,   2.08)    1.68                40
 03/20/2021   22:52:05   (  78.52, 169.38) 03/20/2021   22:51:34  (  78.54, 169.42)    2.70                31
 03/20/2021   23:42:50   ( -78.53, -23.40) 03/20/2021   23:42:40  ( -78.55, -23.32)    2.19                10
 03/21/2021   00:33:35   (  78.52, 143.98) 03/21/2021   00:33:34  (  78.56, 144.02)    3.76                 1
 03/21/2021   01:24:20   ( -78.54, -48.80) 03/21/2021   01:24:40  ( -78.56, -48.72)    3.06                20
 03/21/2021   02:15:06   (  78.57, 118.35) 03/21/2021   02:15:35  (  78.54, 118.38)    3.51                29
 03/21/2021   03:05:50   ( -78.54, -74.20) 03/21/2021   03:06:41  ( -78.54, -74.36)    3.54                51
 03/21/2021   03:56:36   (  78.57,  92.94) 03/21/2021   03:57:35  (  78.55,  92.98)    2.45                59
 03/21/2021   04:47:28   ( -78.85,-101.48) 03/21/2021   04:48:34  ( -78.80, -98.05)   74.28                66