Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2021 9 18.  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)
 09/28/2021   08:28:59   (  77.89,  28.51) 09/28/2021   08:30:07  (  77.87,  28.42)    2.51                68
 09/28/2021   09:19:55   ( -77.87,-164.30) 09/28/2021   09:20:52  ( -77.88,-164.32)    1.21                57
 09/28/2021   10:10:59   (  77.90,   3.06) 09/28/2021   10:11:37  (  77.88,   3.03)    2.29                38
 09/28/2021   11:01:55   ( -77.88, 170.26) 09/28/2021   11:02:22  ( -77.89, 170.29)    0.90                27
 09/28/2021   11:52:58   (  77.91, -22.39) 09/28/2021   11:53:06  (  77.88, -22.36)    2.93                 8
 09/28/2021   12:43:54   ( -77.89, 144.81) 09/28/2021   12:43:51  ( -77.89, 144.90)    2.16                 3
 09/28/2021   13:34:58   (  77.91, -47.84) 09/28/2021   13:34:37  (  77.92, -47.96)    2.98                21
 09/28/2021   14:25:54   ( -77.90, 119.36) 09/28/2021   14:25:21  ( -77.89, 119.51)    3.60                33
 09/28/2021   15:16:58   (  77.92, -73.29) 09/28/2021   15:16:07  (  77.93, -73.35)    1.53                51
 09/28/2021   16:07:54   ( -77.91,  93.91) 09/28/2021   16:06:52  ( -77.94,  93.91)    3.07                62
 09/28/2021   16:58:51   (  78.19, -97.18) 09/28/2021   16:57:44  (  78.21,-100.23)   69.27                67