Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2021 4 18.  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)
 04/18/2021   03:31:19   (  78.12, 101.93) 04/18/2021   03:30:14  (  78.11,  98.16)   86.23                65
 04/18/2021   04:22:11   ( -78.43, -92.45) 04/18/2021   04:21:08  ( -78.44, -92.54)    2.52                63
 04/18/2021   05:12:57   (  78.44,  74.78) 04/18/2021   05:12:05  (  78.46,  74.82)    1.72                52
 04/18/2021   06:03:42   ( -78.47,-118.06) 04/18/2021   06:03:08  ( -78.45,-117.95)    2.99                34
 04/18/2021   06:54:27   (  78.44,  49.39) 04/18/2021   06:54:05  (  78.47,  49.42)    2.83                22
 04/18/2021   07:45:12   ( -78.47,-143.45) 04/18/2021   07:45:08  ( -78.47,-143.36)    2.09                 4
 04/18/2021   08:35:57   (  78.45,  24.00) 04/18/2021   08:36:05  (  78.48,  24.01)    4.07                 8
 04/18/2021   09:26:42   ( -78.47,-168.84) 04/18/2021   09:27:08  ( -78.48,-168.77)    1.79                26
 04/18/2021   10:17:28   (  78.49,  -1.61) 04/18/2021   10:18:06  (  78.46,  -1.63)    2.91                38
 04/18/2021   11:08:12   ( -78.48, 165.77) 04/18/2021   11:09:08  ( -78.49, 165.82)    2.33                56
 04/18/2021   11:58:58   (  78.49, -27.00) 04/18/2021   12:00:06  (  78.48, -27.03)    1.74                68