Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2019 5 20.  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)
 05/24/2019   02:21:11   ( -79.91, -77.47) 05/24/2019   02:22:17  ( -79.95, -73.91)   69.37                66
 05/24/2019   03:12:04   (  80.07,  91.86) 05/24/2019   03:13:07  (  80.09,  91.94)    2.45                63
 05/24/2019   04:03:05   ( -80.08,-100.84) 05/24/2019   04:03:52  ( -80.09,-100.80)    2.27                47
 05/24/2019   04:54:04   (  80.09,  66.63) 05/24/2019   04:54:37  (  80.09,  66.55)    1.67                33
 05/24/2019   05:45:04   ( -80.09,-126.07) 05/24/2019   05:45:21  ( -80.10,-126.19)    2.41                17
 05/24/2019   06:36:04   (  80.09,  41.09) 05/24/2019   06:36:06  (  80.09,  41.15)    1.40                 2
 05/24/2019   07:27:05   ( -80.09,-151.61) 05/24/2019   07:26:51  ( -80.10,-151.59)    0.78                14
 05/24/2019   08:18:04   (  80.11,  15.86) 05/24/2019   08:17:36  (  80.09,  15.76)    2.32                28
 05/24/2019   09:09:05   ( -80.11,-176.83) 05/24/2019   09:08:21  ( -80.10,-176.98)    3.09                44
 05/24/2019   10:00:05   (  80.10,  -9.69) 05/24/2019   09:59:06  (  80.10,  -9.64)    1.33                59