Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2021 11 4.  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)
 11/16/2021   23:23:24   ( -77.60, -13.74) 11/16/2021   23:22:11  ( -77.57, -14.61)   20.97                73
 11/17/2021   00:14:11   (  77.67, 153.22) 11/17/2021   00:13:05  (  77.66, 153.12)    2.71                66
 11/17/2021   01:04:56   ( -77.69, -39.54) 11/17/2021   01:04:08  ( -77.70, -39.45)    2.30                48
 11/17/2021   01:55:41   (  77.68, 127.82) 11/17/2021   01:55:04  (  77.71, 127.87)    3.35                37
 11/17/2021   02:46:26   ( -77.69, -64.95) 11/17/2021   02:46:08  ( -77.70, -64.91)    1.29                18
 11/17/2021   03:37:11   (  77.68, 102.41) 11/17/2021   03:37:04  (  77.71, 102.41)    3.15                 7
 11/17/2021   04:27:55   ( -77.70, -90.35) 11/17/2021   04:28:07  ( -77.71, -90.37)    1.17                12
 11/17/2021   05:18:40   (  77.69,  77.01) 11/17/2021   05:19:03  (  77.72,  76.94)    3.49                23
 11/17/2021   06:09:25   ( -77.71,-115.76) 11/17/2021   06:10:07  ( -77.72,-115.83)    2.08                42
 11/17/2021   07:00:11   (  77.74,  51.40) 11/17/2021   07:01:03  (  77.73,  51.48)    2.40                52
 11/17/2021   07:50:55   ( -77.71,-141.16) 11/17/2021   07:52:07  ( -77.72,-141.29)    3.25                72
 11/17/2021   08:41:50   (  78.11,  24.13) 11/17/2021   08:42:55  (  78.04,  27.75)   83.56                65