Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2021 12 21.  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)
 12/29/2021   14:48:48   ( -77.26, 116.41) 12/29/2021   14:47:39  ( -77.28, 114.16)   55.22                69
 12/29/2021   15:39:40   (  77.53, -77.51) 12/29/2021   15:38:30  (  77.52, -77.41)    3.18                70
 12/29/2021   16:30:24   ( -77.52,  89.86) 12/29/2021   16:29:33  ( -77.53,  89.88)    0.93                51
 12/29/2021   17:21:10   (  77.54,-102.92) 12/29/2021   17:20:30  (  77.52,-102.87)    2.30                40
 12/29/2021   18:11:54   ( -77.53,  64.45) 12/29/2021   18:11:33  ( -77.53,  64.41)    1.12                21
 12/29/2021   19:02:40   (  77.55,-128.33) 12/29/2021   19:02:30  (  77.53,-128.34)    2.14                10
 12/29/2021   19:53:23   ( -77.53,  39.05) 12/29/2021   19:53:32  ( -77.54,  38.94)    2.49                 9
 12/29/2021   20:44:09   (  77.55,-153.74) 12/29/2021   20:44:29  (  77.53,-153.81)    2.80                20
 12/29/2021   21:34:53   ( -77.54,  13.64) 12/29/2021   21:35:32  ( -77.54,  13.47)    3.96                39
 12/29/2021   22:25:39   (  77.56,-179.15) 12/29/2021   22:26:28  (  77.58,-179.07)    2.72                49
 12/29/2021   23:16:24   ( -77.59, -11.96) 12/29/2021   23:17:31  ( -77.59, -11.79)    4.13                67
 12/30/2021   00:07:14   (  77.78, 154.45) 12/30/2021   00:08:24  (  77.74, 156.29)   43.68                70