Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2017 9 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)
 10/07/2017   06:23:32   ( -80.77,-144.40) 10/07/2017   06:24:29  ( -80.77,-144.47)    1.28                57
 10/07/2017   07:14:28   (  80.78,  23.05) 10/07/2017   07:15:14  (  80.77,  22.92)    2.39                46
 10/07/2017   08:05:33   ( -80.77,-169.75) 10/07/2017   08:05:59  ( -80.78,-169.87)    2.32                26
 10/07/2017   08:56:30   (  80.77,  -2.65) 10/07/2017   08:56:44  (  80.77,  -2.49)    2.91                14
 10/07/2017   09:47:35   ( -80.77, 164.55) 10/07/2017   09:47:29  ( -80.78, 164.72)    3.19                 6
 10/07/2017   10:38:31   (  80.77, -27.99) 10/07/2017   10:38:14  (  80.77, -27.90)    1.65                17
 10/07/2017   11:29:36   ( -80.77, 139.21) 10/07/2017   11:28:59  ( -80.78, 139.31)    1.99                37
 10/07/2017   12:20:32   (  80.78, -53.33) 10/07/2017   12:19:44  (  80.78, -53.31)    0.53                48