Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2021 12 29.  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   22:25:39   (  77.55,-179.08) 12/29/2021   22:26:29  (  77.56,-179.20)    2.97                50
 12/29/2021   23:16:24   ( -77.58, -11.93) 12/29/2021   23:17:32  ( -77.56, -11.95)    2.76                68
 12/30/2021   00:07:14   (  77.76, 154.52) 12/30/2021   00:08:24  (  77.76, 156.37)   43.80                70
 01/12/2022   20:31:09   ( -77.42,  30.11) 01/12/2022   20:29:54  ( -77.44,  29.89)    5.62                75