Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2018 9 12.  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   ( -80.42, -55.50) 09/23/2018   00:45:51  ( -80.42, -55.59)    1.73                73
 09/23/2018   01:37:49   (  80.42, 111.78) 09/23/2018   01:36:47  (  80.43, 111.85)    1.49                62
 09/23/2018   02:28:34   ( -80.42, -80.90) 09/23/2018   02:27:52  ( -80.42, -81.07)    3.15                42
 09/23/2018   03:19:19   (  80.43,  86.37) 09/23/2018   03:18:48  (  80.43,  86.37)    0.34                31
 09/23/2018   04:10:04   ( -80.42,-106.31) 09/23/2018   04:09:52  ( -80.44,-106.21)    2.25                12
 09/23/2018   05:00:49   (  80.43,  60.97) 09/23/2018   05:00:49  (  80.43,  60.88)    1.61                 0
 09/23/2018   05:51:34   ( -80.43,-131.71) 09/23/2018   05:51:53  ( -80.44,-131.69)    1.40                19
 09/23/2018   06:42:19   (  80.43,  35.56) 09/23/2018   06:42:50  (  80.43,  35.40)    3.10                31
 09/23/2018   07:33:04   ( -80.43,-157.11) 09/23/2018   07:33:54  ( -80.44,-157.17)    1.69                50
 09/23/2018   08:23:49   (  80.43,  10.16) 09/23/2018   08:24:50  (  80.45,  10.25)    2.51                61