Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2021 11 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)
 12/01/2021   05:05:47   ( -77.62, -99.45) 12/01/2021   05:04:41  ( -77.63, -99.41)    1.30                66
 12/01/2021   05:56:32   (  77.61,  67.93) 12/01/2021   05:55:35  (  77.63,  67.88)    3.00                57
 12/01/2021   06:47:17   ( -77.63,-124.85) 12/01/2021   06:46:41  ( -77.64,-124.87)    1.11                36
 12/01/2021   07:38:03   (  77.66,  42.32) 12/01/2021   07:37:35  (  77.64,  42.41)    2.85                28
 12/01/2021   08:28:47   ( -77.63,-150.26) 12/01/2021   08:28:41  ( -77.64,-150.33)    2.09                 6
 12/01/2021   09:19:33   (  77.66,  16.92) 12/01/2021   09:19:35  (  77.65,  16.95)    2.03                 2
 12/01/2021   10:10:17   ( -77.64,-175.66) 12/01/2021   10:10:41  ( -77.65,-175.80)    3.33                24
 12/01/2021   11:01:03   (  77.67,  -8.49) 12/01/2021   11:01:35  (  77.65,  -8.51)    1.94                32
 12/01/2021   11:51:48   ( -77.69, 158.73) 12/01/2021   11:52:41  ( -77.66, 158.74)    3.47                53
 12/01/2021   12:42:33   (  77.68, -33.89) 12/01/2021   12:43:35  (  77.66, -33.97)    2.66                62
 12/01/2021   13:33:26   ( -78.06, 131.48) 12/01/2021   13:34:31  ( -78.01, 135.19)   85.82                65