Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2021 7 11.  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)
 07/12/2021   04:28:45   ( -78.16, -92.73) 07/12/2021   04:27:34  ( -78.15, -92.66)    1.90                71
 07/12/2021   05:19:30   (  78.14,  74.67) 07/12/2021   05:18:30  (  78.17,  74.71)    3.21                60
 07/12/2021   06:10:15   ( -78.16,-118.13) 07/12/2021   06:09:34  ( -78.16,-118.09)    0.86                41
 07/12/2021   07:01:00   (  78.14,  49.28) 07/12/2021   07:00:30  (  78.18,  49.28)    3.84                30
 07/12/2021   07:51:45   ( -78.17,-143.53) 07/12/2021   07:51:34  ( -78.17,-143.52)    0.73                11
 07/12/2021   08:42:31   (  78.19,  23.67) 07/12/2021   08:42:31  (  78.15,  23.62)    4.06                 0
 07/12/2021   09:33:15   ( -78.17,-168.92) 07/12/2021   09:33:34  ( -78.18,-168.95)    1.71                19
 07/12/2021   10:24:01   (  78.19,  -1.73) 07/12/2021   10:24:30  (  78.20,  -1.58)    3.50                29
 07/12/2021   11:14:45   ( -78.17, 165.68) 07/12/2021   11:15:34  ( -78.20, 165.62)    2.82                49
 07/12/2021   12:05:31   (  78.20, -27.13) 07/12/2021   12:06:30  (  78.21, -27.01)    3.09                59
 07/12/2021   12:56:20   ( -78.37, 139.20) 07/12/2021   12:57:30  ( -78.35, 141.11)   42.87                70