Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2021 5 29.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-19) NOAA-19 Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/06/2021   15:01:12   ( -77.90, 106.15) 06/06/2021   15:02:17  ( -77.96, 109.82)   85.73                65
 06/06/2021   15:52:07   (  78.26, -84.54) 06/06/2021   15:53:10  (  78.27, -84.52)    1.95                63
 06/06/2021   16:43:03   ( -78.25,  82.72) 06/06/2021   16:43:55  ( -78.28,  82.73)    3.31                52
 06/06/2021   17:34:07   (  78.27,-109.96) 06/06/2021   17:34:40  (  78.27,-109.91)    1.37                33
 06/06/2021   18:25:03   ( -78.27,  57.30) 06/06/2021   18:25:25  ( -78.28,  57.35)    2.40                22
 06/06/2021   19:16:07   (  78.28,-135.38) 06/06/2021   19:16:10  (  78.28,-135.30)    1.93                 3
 06/06/2021   20:07:03   ( -78.28,  31.88) 06/06/2021   20:06:55  ( -78.29,  31.96)    2.10                 8
 06/06/2021   20:58:07   (  78.29,-160.80) 06/06/2021   20:57:40  (  78.28,-160.68)    3.06                27
 06/06/2021   21:49:03   ( -78.29,   6.46) 06/06/2021   21:48:25  ( -78.29,   6.57)    2.63                38
 06/06/2021   22:40:07   (  78.30, 173.78) 06/06/2021   22:39:11  (  78.32, 173.71)    2.32                56
 06/06/2021   23:31:03   ( -78.30, -18.96) 06/06/2021   23:29:56  ( -78.33, -19.03)    3.37                67