Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2018 4 9.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-20) NOAA-20 Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 04/10/2018   08:36:38   (  80.60,   4.84) 04/10/2018   08:35:36  (  80.61,   4.89)    1.49                62
 04/10/2018   09:27:23   ( -80.60, 172.07) 04/10/2018   09:26:32  ( -80.61, 172.13)    1.11                51
 04/10/2018   10:18:08   (  80.60, -20.57) 04/10/2018   10:17:37  (  80.61, -20.53)    1.46                31
 04/10/2018   11:08:53   ( -80.61, 146.65) 04/10/2018   11:08:33  ( -80.61, 146.71)    1.07                20
 04/10/2018   11:59:38   (  80.60, -45.99) 04/10/2018   11:59:38  (  80.61, -45.95)    1.45                 0
 04/10/2018   12:50:23   ( -80.61, 121.24) 04/10/2018   12:50:34  ( -80.61, 121.29)    1.03                11
 04/10/2018   13:41:08   (  80.61, -71.41) 04/10/2018   13:41:39  (  80.62, -71.37)    1.45                31
 04/10/2018   14:31:53   ( -80.61,  95.82) 04/10/2018   14:32:35  ( -80.62,  95.87)    1.00                42
 04/10/2018   15:22:38   (  80.61, -96.82) 04/10/2018   15:23:40  (  80.62, -96.80)    1.45                62