Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2019 4 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)
 04/26/2019   05:18:33   (  80.13,  59.92) 04/26/2019   05:19:45  (  80.14,  59.77)    3.06                72
 04/26/2019   06:09:29   ( -80.12,-132.93) 04/26/2019   06:10:30  ( -80.14,-132.93)    2.32                61
 04/26/2019   07:00:34   (  80.12,  34.38) 04/26/2019   07:01:15  (  80.14,  34.38)    1.71                41
 04/26/2019   07:51:29   ( -80.14,-158.15) 04/26/2019   07:52:00  ( -80.14,-158.32)    3.28                31
 04/26/2019   08:42:34   (  80.14,   9.16) 04/26/2019   08:42:45  (  80.14,   8.99)    3.32                11
 04/26/2019   09:33:30   ( -80.14, 176.32) 04/26/2019   09:33:30  ( -80.14, 176.29)    0.88                 0
 04/26/2019   10:24:35   (  80.14, -16.37) 04/26/2019   10:24:15  (  80.14, -16.40)    0.53                20
 04/26/2019   11:15:31   ( -80.13, 150.78) 04/26/2019   11:15:00  ( -80.14, 150.90)    2.55                31
 04/26/2019   12:06:36   (  80.14, -41.91) 04/26/2019   12:05:45  (  80.14, -41.79)    2.37                51
 04/26/2019   12:57:31   ( -80.15, 125.56) 04/26/2019   12:56:30  ( -80.15, 125.51)    1.35                61