Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2018 9 22.  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)
 09/23/2018   00:47:03   ( -80.41, -55.31) 09/23/2018   00:45:50  ( -80.43, -55.40)    2.87                73
 09/23/2018   01:37:49   (  80.43, 111.70) 09/23/2018   01:36:47  (  80.42, 111.76)    1.32                62
 09/23/2018   02:28:34   ( -80.43, -81.04) 09/23/2018   02:27:51  ( -80.43, -80.88)    2.92                43
 09/23/2018   03:19:19   (  80.43,  86.30) 09/23/2018   03:18:48  (  80.42,  86.28)    1.03                31
 09/23/2018   04:10:04   ( -80.43,-106.44) 09/23/2018   04:09:52  ( -80.43,-106.37)    1.59                12
 09/23/2018   05:00:49   (  80.43,  60.90) 09/23/2018   05:00:49  (  80.42,  60.79)    2.23                 0
 09/23/2018   05:51:34   ( -80.44,-131.85) 09/23/2018   05:51:53  ( -80.43,-131.85)    0.80                19
 09/23/2018   06:42:19   (  80.43,  35.49) 09/23/2018   06:42:49  (  80.44,  35.64)    2.94                30
 09/23/2018   07:33:04   ( -80.44,-157.25) 09/23/2018   07:33:54  ( -80.43,-157.33)    1.68                50
 09/23/2018   08:23:49   (  80.44,  10.09) 09/23/2018   08:24:50  (  80.44,  10.16)    1.46                61