Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2021 12 16.  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   ( -77.27, 116.34) 12/29/2021   14:47:39  ( -77.26, 114.08)   55.41                69
 12/29/2021   15:39:39   (  77.51, -77.41) 12/29/2021   15:38:30  (  77.50, -77.50)    2.69                69
 12/29/2021   16:30:24   ( -77.54,  89.79) 12/29/2021   16:29:33  ( -77.51,  89.80)    2.86                51
 12/29/2021   17:21:09   (  77.52,-102.81) 12/29/2021   17:20:29  (  77.54,-102.76)    3.03                40
 12/29/2021   18:11:54   ( -77.54,  64.38) 12/29/2021   18:11:33  ( -77.52,  64.34)    3.26                21
 12/29/2021   19:02:39   (  77.52,-128.22) 12/29/2021   19:02:29  (  77.55,-128.23)    2.64                10
 12/29/2021   19:53:24   ( -77.55,  38.98) 12/29/2021   19:53:32  ( -77.56,  39.07)    2.50                 8
 12/29/2021   20:44:09   (  77.53,-153.63) 12/29/2021   20:44:29  (  77.55,-153.70)    2.97                20
 12/29/2021   21:34:54   ( -77.56,  13.57) 12/29/2021   21:35:32  ( -77.57,  13.60)    1.24                38
 12/29/2021   22:25:40   (  77.58,-179.23) 12/29/2021   22:26:29  (  77.56,-179.16)    2.86                49
 12/29/2021   23:16:24   ( -77.56, -11.84) 12/29/2021   23:17:32  ( -77.57, -11.87)    1.15                68
 12/30/2021   00:07:14   (  77.75, 154.56) 12/30/2021   00:08:24  (  77.76, 156.41)   43.59                70