Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2021 7 1.  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   ( -78.07, -37.82) 07/05/2021   00:46:21  ( -78.13, -37.03)   19.45                73
 07/05/2021   01:36:03   (  78.18, 130.14) 07/05/2021   01:37:07  (  78.15, 130.17)    3.93                64
 07/05/2021   02:27:05   ( -78.19, -62.58) 07/05/2021   02:27:52  ( -78.17, -62.63)    2.28                47
 07/05/2021   03:18:03   (  78.20, 104.71) 07/05/2021   03:18:38  (  78.19, 104.57)    3.24                35
 07/05/2021   04:09:05   ( -78.20, -88.01) 07/05/2021   04:09:22  ( -78.17, -88.01)    3.12                17
 07/05/2021   05:00:03   (  78.21,  79.28) 07/05/2021   05:00:08  (  78.19,  79.19)    2.64                 5
 07/05/2021   05:51:05   ( -78.21,-113.43) 07/05/2021   05:50:53  ( -78.21,-113.61)    4.05                12
 07/05/2021   06:42:03   (  78.22,  53.85) 07/05/2021   06:41:38  (  78.19,  53.81)    2.79                25
 07/05/2021   07:33:05   ( -78.22,-138.86) 07/05/2021   07:32:23  ( -78.22,-139.00)    3.22                42
 07/05/2021   08:24:03   (  78.23,  28.42) 07/05/2021   08:23:08  (  78.20,  28.42)    3.59                55
 07/05/2021   09:15:05   ( -78.24,-164.29) 07/05/2021   09:13:53  ( -78.22,-164.38)    2.94                72