Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2021 11 10.  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   23:23:25   ( -77.64, -13.93) 11/16/2021   23:22:11  ( -77.59, -14.50)   14.24                74
 11/17/2021   00:14:11   (  77.66, 153.25) 11/17/2021   00:13:05  (  77.69, 153.26)    2.54                66
 11/17/2021   01:04:56   ( -77.68, -39.54) 11/17/2021   01:04:09  ( -77.68, -39.54)    0.56                47
 11/17/2021   01:55:41   (  77.67, 127.85) 11/17/2021   01:55:05  (  77.69, 127.80)    2.87                36
 11/17/2021   02:46:26   ( -77.69, -64.94) 11/17/2021   02:46:09  ( -77.69, -65.00)    1.45                17
 11/17/2021   03:37:12   (  77.72, 102.24) 11/17/2021   03:37:05  (  77.70, 102.34)    2.97                 7
 11/17/2021   04:27:56   ( -77.70, -90.35) 11/17/2021   04:28:09  ( -77.70, -90.46)    2.66                13
 11/17/2021   05:18:42   (  77.72,  76.84) 11/17/2021   05:19:05  (  77.71,  76.88)    2.08                23
 11/17/2021   06:09:26   ( -77.70,-115.75) 11/17/2021   06:10:09  ( -77.70,-115.91)    3.90                43
 11/17/2021   07:00:12   (  77.73,  51.43) 11/17/2021   07:01:05  (  77.72,  51.42)    1.80                53
 11/17/2021   07:50:56   ( -77.71,-141.15) 11/17/2021   07:52:08  ( -77.75,-141.16)    4.38                72
 11/17/2021   08:41:52   (  78.14,  23.94) 11/17/2021   08:42:56  (  78.07,  27.90)   91.07                64