Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2021 6 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)
 07/05/2021   00:45:08   ( -78.08, -37.72) 07/05/2021   00:46:22  ( -78.16, -37.18)   14.99                74
 07/05/2021   01:36:04   (  78.16, 130.01) 07/05/2021   01:37:08  (  78.18, 130.02)    1.77                64
 07/05/2021   02:27:06   ( -78.17, -62.71) 07/05/2021   02:27:52  ( -78.16, -62.56)    3.56                46
 07/05/2021   03:18:04   (  78.17, 104.58) 07/05/2021   03:18:38  (  78.18, 104.63)    1.43                34
 07/05/2021   04:09:06   ( -78.18, -88.13) 07/05/2021   04:09:23  ( -78.20, -88.16)    2.18                17
 07/05/2021   05:00:03   (  78.19,  79.15) 07/05/2021   05:00:07  (  78.18,  79.25)    2.30                 4
 07/05/2021   05:51:05   ( -78.19,-113.56) 07/05/2021   05:50:52  ( -78.20,-113.54)    1.05                13
 07/05/2021   06:42:03   (  78.20,  53.72) 07/05/2021   06:41:38  (  78.22,  53.65)    3.44                25
 07/05/2021   07:33:05   ( -78.20,-138.99) 07/05/2021   07:32:22  ( -78.20,-138.93)    1.34                43
 07/05/2021   08:24:03   (  78.21,  28.29) 07/05/2021   08:23:08  (  78.23,  28.26)    2.08                55
 07/05/2021   09:15:05   ( -78.22,-164.41) 07/05/2021   09:13:52  ( -78.21,-164.31)    2.61                73