Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2018 12 4.  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)
 12/15/2018   04:03:29   (  80.31,  76.65) 12/15/2018   04:02:16  (  80.32,  76.74)    1.68                73
 12/15/2018   04:54:14   ( -80.32,-116.08) 12/15/2018   04:53:12  ( -80.31,-116.15)    1.66                62
 12/15/2018   05:44:59   (  80.32,  51.24) 12/15/2018   05:44:17  (  80.32,  51.23)    0.17                42
 12/15/2018   06:35:44   ( -80.32,-141.50) 12/15/2018   06:35:12  ( -80.33,-141.33)    3.23                32
 12/15/2018   07:26:29   (  80.32,  25.82) 12/15/2018   07:26:18  (  80.32,  25.72)    1.85                11
 12/15/2018   08:17:14   ( -80.32,-166.91) 12/15/2018   08:17:13  ( -80.33,-166.83)    1.48                 1
 12/15/2018   09:07:59   (  80.32,   0.41) 12/15/2018   09:08:18  (  80.34,   0.55)    3.08                19
 12/15/2018   09:58:44   ( -80.33, 167.68) 12/15/2018   09:59:14  ( -80.33, 167.66)    0.33                30
 12/15/2018   10:49:29   (  80.33, -25.01) 12/15/2018   10:50:19  (  80.34, -24.95)    1.49                50
 12/15/2018   11:40:14   ( -80.33, 142.27) 12/15/2018   11:41:15  ( -80.33, 142.16)    2.05                61