Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2021 3 9.  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   ( -78.50,  27.55) 03/20/2021   20:18:41  ( -78.50,  27.39)    3.42                69
 03/20/2021   21:10:36   (  78.53,-165.32) 03/20/2021   21:09:35  (  78.51,-165.28)    2.41                61
 03/20/2021   22:01:21   ( -78.54,   1.92) 03/20/2021   22:00:41  ( -78.52,   1.99)    3.33                40
 03/20/2021   22:52:06   (  78.54, 169.28) 03/20/2021   22:51:35  (  78.53, 169.32)    1.48                31
 03/20/2021   23:42:51   ( -78.55, -23.49) 03/20/2021   23:42:41  ( -78.53, -23.41)    2.45                10
 03/21/2021   00:33:36   (  78.54, 143.87) 03/21/2021   00:33:35  (  78.54, 143.92)    1.00                 1
 03/21/2021   01:24:21   ( -78.55, -48.89) 03/21/2021   01:24:41  ( -78.55, -48.81)    1.84                20
 03/21/2021   02:15:06   (  78.55, 118.47) 03/21/2021   02:15:35  (  78.56, 118.52)    1.48                29
 03/21/2021   03:05:51   ( -78.56, -74.29) 03/21/2021   03:06:41  ( -78.56, -74.21)    1.81                50
 03/21/2021   03:56:36   (  78.55,  93.07) 03/21/2021   03:57:35  (  78.57,  93.12)    2.40                59
 03/21/2021   04:47:28   ( -78.82,-101.34) 03/21/2021   04:48:35  ( -78.78, -98.14)   69.15                67