Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2021 4 10.  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, 101.95) 04/18/2021   03:30:14  (  78.11,  98.17)   86.56                65
 04/18/2021   04:22:12   ( -78.46, -92.61) 04/18/2021   04:21:08  ( -78.45, -92.50)    2.71                64
 04/18/2021   05:12:57   (  78.44,  74.81) 04/18/2021   05:12:05  (  78.46,  74.83)    2.01                52
 04/18/2021   06:03:42   ( -78.46,-118.00) 04/18/2021   06:03:08  ( -78.46,-117.91)    2.03                34
 04/18/2021   06:54:27   (  78.44,  49.42) 04/18/2021   06:54:05  (  78.47,  49.42)    3.24                22
 04/18/2021   07:45:12   ( -78.46,-143.39) 04/18/2021   07:45:08  ( -78.47,-143.32)    2.09                 4
 04/18/2021   08:35:58   (  78.48,  23.80) 04/18/2021   08:36:06  (  78.45,  23.78)    3.76                 8
 04/18/2021   09:26:42   ( -78.46,-168.78) 04/18/2021   09:27:08  ( -78.49,-168.72)    2.83                26
 04/18/2021   10:17:28   (  78.48,  -1.59) 04/18/2021   10:18:06  (  78.46,  -1.62)    2.55                38
 04/18/2021   11:08:12   ( -78.47, 165.83) 04/18/2021   11:09:08  ( -78.50, 165.87)    3.87                56
 04/18/2021   11:58:58   (  78.49, -26.98) 04/18/2021   12:00:06  (  78.48, -27.03)    1.56                68