Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2018 9 17.  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   00:47:04   ( -80.41, -55.43) 09/23/2018   00:45:51  ( -80.42, -55.54)    2.15                73
 09/23/2018   01:37:49   (  80.42, 111.88) 09/23/2018   01:36:47  (  80.43, 111.93)    1.97                62
 09/23/2018   02:28:35   ( -80.44, -81.16) 09/23/2018   02:27:52  ( -80.42, -81.02)    3.40                43
 09/23/2018   03:19:19   (  80.42,  86.47) 09/23/2018   03:18:48  (  80.43,  86.44)    1.65                31
 09/23/2018   04:10:03   ( -80.42,-106.24) 09/23/2018   04:09:51  ( -80.44,-106.17)    2.61                12
 09/23/2018   05:00:48   (  80.42,  61.07) 09/23/2018   05:00:48  (  80.43,  60.96)    2.49                 0
 09/23/2018   05:51:33   ( -80.42,-131.64) 09/23/2018   05:51:52  ( -80.44,-131.65)    2.14                19
 09/23/2018   06:42:19   (  80.45,  35.34) 09/23/2018   06:42:49  (  80.43,  35.47)    2.87                30
 09/23/2018   07:33:03   ( -80.42,-157.04) 09/23/2018   07:33:53  ( -80.44,-157.13)    2.55                50
 09/23/2018   08:23:49   (  80.45,   9.93) 09/23/2018   08:24:50  (  80.43,   9.99)    1.91                61