Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2021 6 30.  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, -92.75) 07/12/2021   04:27:34  ( -78.15, -92.65)    2.52                71
 07/12/2021   05:19:30   (  78.15,  74.61) 07/12/2021   05:18:30  (  78.16,  74.69)    2.29                60
 07/12/2021   06:10:15   ( -78.17,-118.14) 07/12/2021   06:09:34  ( -78.16,-118.07)    1.60                41
 07/12/2021   07:01:00   (  78.16,  49.21) 07/12/2021   07:00:30  (  78.18,  49.26)    2.33                30
 07/12/2021   07:51:45   ( -78.17,-143.54) 07/12/2021   07:51:34  ( -78.18,-143.50)    1.17                11
 07/12/2021   08:42:30   (  78.16,  23.81) 07/12/2021   08:42:30  (  78.19,  23.83)    2.85                 0
 07/12/2021   09:33:15   ( -78.17,-168.94) 07/12/2021   09:33:34  ( -78.19,-168.93)    1.66                19
 07/12/2021   10:24:00   (  78.17,  -1.58) 07/12/2021   10:24:30  (  78.20,  -1.61)    3.66                30
 07/12/2021   11:14:45   ( -78.18, 165.67) 07/12/2021   11:15:34  ( -78.20, 165.64)    2.58                49
 07/12/2021   12:05:31   (  78.21, -27.19) 07/12/2021   12:06:30  (  78.21, -27.04)    3.54                59
 07/12/2021   12:56:20   ( -78.38, 139.18) 07/12/2021   12:57:30  ( -78.36, 141.12)   43.67                70