Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2018 1 15.  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)
 01/17/2018   21:24:32   (  80.68, 171.89) 01/17/2018   21:23:17  (  80.69, 172.02)    2.67                75
 01/17/2018   22:15:17   ( -80.68, -20.84) 01/17/2018   22:14:23  ( -80.69, -20.84)    0.55                54
 01/17/2018   23:06:01   (  80.68, 146.48) 01/17/2018   23:05:17  (  80.69, 146.63)    3.10                44
 01/17/2018   23:56:46   ( -80.68, -46.25) 01/17/2018   23:56:23  ( -80.69, -46.23)    0.89                23
 01/18/2018   00:47:31   (  80.68, 121.07) 01/18/2018   00:47:19  (  80.69, 120.89)    3.33                12
 01/18/2018   01:38:16   ( -80.69, -71.66) 01/18/2018   01:38:24  ( -80.70, -71.61)    1.31                 8
 01/18/2018   02:29:01   (  80.69,  95.66) 01/18/2018   02:29:20  (  80.69,  95.50)    2.99                19
 01/18/2018   03:19:46   ( -80.69, -97.06) 01/18/2018   03:20:25  ( -80.70, -97.00)    1.75                39
 01/18/2018   04:10:31   (  80.69,  70.25) 01/18/2018   04:11:21  (  80.69,  70.11)    2.67                50