Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2021 4 13.  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   (  78.11, 102.02) 04/18/2021   03:30:15  (  78.09,  98.04)   91.20                64
 04/18/2021   04:22:12   ( -78.45, -92.55) 04/18/2021   04:21:09  ( -78.42, -92.65)    3.26                63
 04/18/2021   05:12:58   (  78.46,  74.65) 04/18/2021   05:12:06  (  78.44,  74.69)    3.29                52
 04/18/2021   06:03:42   ( -78.45,-117.94) 04/18/2021   06:03:09  ( -78.44,-118.06)    2.83                33
 04/18/2021   06:54:28   (  78.47,  49.26) 04/18/2021   06:54:06  (  78.45,  49.29)    1.95                22
 04/18/2021   07:45:12   ( -78.45,-143.33) 04/18/2021   07:45:09  ( -78.45,-143.46)    2.97                 3
 04/18/2021   08:35:58   (  78.47,  23.87) 04/18/2021   08:36:06  (  78.46,  23.88)    0.62                 8
 04/18/2021   09:26:43   ( -78.49,-168.95) 04/18/2021   09:27:09  ( -78.46,-168.87)    3.43                26
 04/18/2021   10:17:28   (  78.47,  -1.52) 04/18/2021   10:18:06  (  78.48,  -1.52)    0.73                38
 04/18/2021   11:08:13   ( -78.49, 165.66) 04/18/2021   11:09:09  ( -78.48, 165.72)    2.16                56
 04/18/2021   11:58:58   (  78.47, -26.91) 04/18/2021   12:00:06  (  78.49, -26.92)    2.05                68