Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2021 3 12.  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)
 03/13/2021   17:27:05   (  78.23,-111.76) 03/13/2021   17:28:10  (  78.27,-108.25)   79.66                65
 03/13/2021   18:18:01   ( -78.56,  57.63) 03/13/2021   18:19:01  ( -78.53,  57.56)    3.37                60
 03/13/2021   19:08:57   (  78.53,-135.29) 03/13/2021   19:09:47  (  78.55,-135.22)    2.51                50
 03/13/2021   20:00:02   ( -78.54,  32.00) 03/13/2021   20:00:31  ( -78.54,  32.16)    3.53                29
 03/13/2021   20:50:57   (  78.54,-160.69) 03/13/2021   20:51:17  (  78.55,-160.63)    1.73                20
 03/13/2021   21:42:02   ( -78.55,   6.60) 03/13/2021   21:42:02  ( -78.58,   6.53)    3.33                 0
 03/13/2021   22:32:57   (  78.56, 173.91) 03/13/2021   22:32:47  (  78.56, 173.97)    1.46                10
 03/13/2021   23:24:02   ( -78.57, -18.80) 03/13/2021   23:23:32  ( -78.58, -18.88)    2.44                30
 03/14/2021   00:14:57   (  78.57, 148.51) 03/14/2021   00:14:17  (  78.56, 148.57)    1.92                40
 03/14/2021   01:06:02   ( -78.58, -44.20) 03/14/2021   01:05:02  ( -78.59, -44.28)    1.87                60
 03/14/2021   01:56:57   (  78.59, 123.11) 03/14/2021   01:55:47  (  78.57, 123.17)    2.76                70