Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2018 9 20.  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, -55.40) 09/23/2018   00:45:50  ( -80.42, -55.49)    2.05                73
 09/23/2018   01:37:49   (  80.44, 111.61) 09/23/2018   01:36:47  (  80.42, 111.66)    2.40                62
 09/23/2018   02:28:33   ( -80.41, -80.80) 09/23/2018   02:27:51  ( -80.42, -80.97)    3.30                42
 09/23/2018   03:19:19   (  80.44,  86.20) 09/23/2018   03:18:48  (  80.42,  86.18)    2.35                31
 09/23/2018   04:10:04   ( -80.44,-106.53) 09/23/2018   04:09:52  ( -80.42,-106.45)    2.35                12
 09/23/2018   05:00:48   (  80.42,  61.12) 09/23/2018   05:00:48  (  80.44,  61.03)    2.84                 0
 09/23/2018   05:51:34   ( -80.44,-131.93) 09/23/2018   05:51:53  ( -80.43,-131.93)    1.99                19
 09/23/2018   06:42:19   (  80.44,  35.39) 09/23/2018   06:42:49  (  80.44,  35.55)    2.90                30
 09/23/2018   07:33:04   ( -80.45,-157.34) 09/23/2018   07:33:54  ( -80.43,-157.41)    2.54                50
 09/23/2018   08:23:49   (  80.44,   9.99) 09/23/2018   08:24:50  (  80.44,  10.06)    1.53                61