Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2021 6 3.  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)
 06/13/2021   19:35:53   (  78.26,-140.01) 06/13/2021   19:34:38  (  78.22,-140.11)    4.65                75
 06/13/2021   20:26:38   ( -78.27,  27.24) 06/13/2021   20:25:34  ( -78.26,  27.39)    3.49                64
 06/13/2021   21:17:23   (  78.26,-165.40) 06/13/2021   21:16:37  (  78.27,-165.31)    2.39                46
 06/13/2021   22:08:08   ( -78.27,   1.85) 06/13/2021   22:07:34  ( -78.27,   1.97)    2.73                34
 06/13/2021   22:58:53   (  78.26, 169.20) 06/13/2021   22:58:37  (  78.28, 169.27)    2.47                16
 06/13/2021   23:49:38   ( -78.27, -23.54) 06/13/2021   23:49:34  ( -78.28, -23.45)    2.35                 4
 06/14/2021   00:40:23   (  78.27, 143.81) 06/14/2021   00:40:37  (  78.29, 143.85)    3.02                14
 06/14/2021   01:31:08   ( -78.28, -48.94) 06/14/2021   01:31:34  ( -78.30, -48.87)    2.52                26
 06/14/2021   02:21:53   (  78.27, 118.41) 06/14/2021   02:22:37  (  78.30, 118.42)    3.84                44
 06/14/2021   03:12:38   ( -78.28, -74.33) 06/14/2021   03:13:34  ( -78.31, -74.29)    3.14                56
 06/14/2021   04:03:24   (  78.31,  92.80) 06/14/2021   04:04:38  (  78.28,  92.77)    3.75                74